Resources & Tools

1 - 1652 of 1652 results for "snap module"
PAC Project Professional
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The PAC Project Software Suite from Opto 22 provides all the software you need for industrial automation, process control, building automation, remote monitoring, data acquisition, and Industrial...more
Digital I/O for Raspberry Pi Selection Guide
Documents - 2208 - Published:
Now you can safely and reliably sense and switch industrial-level electrical loads with your Raspberry Pi® and Opto 22 industrially hardened digital I/O. This Selection Guide describes...more
PAC Project 9.6 Release Notes
Documents - 2212 - Published:
Release Notes for PAC Project Software Suite, version 9.6. PAC Project Basic provides control programming, HMI development and runtime, and configuration and utility programs. PAC Project Professional...more
groov View User's Guide
Documents - 2027 - Published:
This user's guide shows you how to set up, configure, and use groov View to easily build an operator interface to monitor, control, and view data from your automation systems, equipment, databases...more
groov Server for Windows User's Guide
Documents - 2078 - Published:
This user's guide shows you how to set up and configure groov Server for Windows (part number GROOV-SVR-WIN-BASE), which you can use to develop a mobile operator interface to monitor and control your systems and equipment.
PAC Project R10.0 Release Notes
Documents - 2282 - Published:
Release Notes for PAC Project Software Suite, version 10.0. PAC Project Basic provides control programming, HMI development and runtime, and configuration and utility programs. PAC Project...more
SNAP Wiegand Module Data Sheet
Documents - 1365 - Published:
Ideal for access control applications, the SNAP-SCM-W2 serial communication module provides two channels of data input from attached devices that comply with the Wiegand interface format. The module...more
SNAP-pH/ORP Module
Documents - 1416 - Published:
*** NOTE: This part is OBSOLETE and no longer available. *** Please contact Opto 22 Pre-Sales engineers for more information. The SNAP-pH/ORP module provides two isolated channels of high...more
HART SNAP I/O Modules User's Guide
Documents - 2132 - Published:
This guide shows you how to install and use Opto 22's HART SNAP I/O analog input and output modules, either with PAC Control or in a custom program you develop. This guide covers the SNAP...more
SNAP PID Module User's Guide
Documents - 1263 - Published:
NOTE: This product is OBSOLETE, because PID functionality is now built into SNAP PAC brains. This user's guide is still available for products already in the field. The SNAP-PID-V module is...more
SNAP Load Cell Modules Data Sheet
Documents - 1590 - Published:
The SNAP-AILC and SNAP-AILC-2 load cell input modules each provide one channel of transformer and optically isolated analog-to-digital conversion for load cell inputs. These modules also provide...more
SNAP I/O Module Integration Guide
Documents - 0876 - Published:
This manual is designed for OEMs and others who are communicating directly with SNAP I/O analog, digital, and serial modules. Details of both the serial and ARCNET protocols are included.
SNAP SSI (Serial Synchronous Interface) Module User's Guide
Documents - 1931 - Published:
The SNAP-SCM-SSI module provides two individually isolated serial synchronous interface (SSI) inputs for acquiring data from linear or rotary transducers used in motion control. This guide provides...more
SNAP-AIV-4 Module Firmware
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This download contains current firmware for the SNAP-AIV-4 analog (-10VDC to +10VDC) input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AIV Module Firmware
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This download contains current firmware for the SNAP-AIV two-channel analog (-10VDC to +10VDC) input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AIV-i Module Firmware
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This download contains current firmware for the SNAP-AIV-i isolated -10VDC to +10VDC analog voltage input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP Profibus Communication Module Data Sheet
Documents - 1585 - Published:
The SNAP-SCM-PROFI module is a high-speed serial communications module that provides a standard electrical interface between Opto 22's Ethernet-based SNAP PAC System and PROFIBUS DP®...more
SNAP High-Density Digital Module User's Guide
Documents - 1547 - Published:
This guide covers how to install and test SNAP 16-channel and 32-channel digital modules, part of the SNAP PAC System. These modules provide 16 or 32 points of digital input or digital output in the...more
SNAP-SCM-CAN2B Communication Module Data Sheet
Documents - 1537 - Published:
The SNAP-SCM-CAN2B serial communications module provides one channel for transmitting data to or receiving data from devices on a Controller Area Network (CAN). The SNAP-SCM-CAN2B module is designed...more
SNAP-AIMA-iSRC Module Firmware
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This download contains current firmware for the SNAP-AIMA-iSRC two-channel isolated -20 to +20 mA analog current input module with loop sourcing. For a list of bug fixes and enhancements included in...more
SNAP-AIMV-4 Module Firmware
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This download contains current firmware for the SNAP-AIMV-4 four-channel analog input module for analog-to-digital conversion. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AIMA Module Firmware
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This download contains current firmware for the SNAP-AIMA two-channel analog (-20 mA to +20 mA) input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AIMA-4 Module Firmware
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This download contains current firmware for the SNAP-AIM-4 analog current (-20 mA to +20 mA) input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AIMA-i Module Firmware
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This download contains current firmware for the SNAP-AIMA-i isolated -20 mA to +20 mA analog current input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-SCM-PROFI Module Firmware
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This download contains current firmware for the SNAP-SCM-PROFI module for Profibus communication. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AITM-i Module Firmware
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This download contains current firmware for the SNAP-AITM-i two-channel isolated analog input module for analog-to-digital conversion. NOTE: This firmware also applies to SNAP-AITM-i-C modules...more
SNAP-AIMA2-i Module Firmware
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This download contains current firmware for the SNAP-AIMA2-i two-channel, isolated -1 mA to +1 mA analog current input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AIRTD-10 Module Firmware
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This download contains current firmware for the SNAP-AIRTD-10 two-channel copper RTD analog temperature input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AIV2-i Module Firmware
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This download contains current firmware for the SNAP-AIV2-i two-channel isolated -100VDC to +100VDC analog voltage input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AICTD-4 Module Firmware
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This download contains current firmware for the SNAP-AICTD-4 analog temperature input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AIMA-iH Module Firmware
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This download contains current firmware for the SNAP-AIMA-iH (HART protocol) input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-SCM-MCH16 Module Firmware
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This download contains current firmware for the SNAP-SCM-MCH16 motion control host module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-SCM-CAN2B Module Firmware
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This download contains current firmware for the SNAP-SCM-CAN2B serial communication module. This firmware adds transmit capability to a SNAP-SCM-CAN2B serial communication module, which communicates...more
SNAP-AICTD Module Firmware
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This download contains current firmware for the SNAP-AICTD two-channel analog temperature input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AIRTD Module Firmware
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This download contains current firmware for the SNAP-AIRTD two-channel platinum RTD analog temperature input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AIRTD-1K Module Firmware
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This download contains current firmware for the SNAP-AIRTD-1K two-channel 1,000 Ohm platinum RTD analog temperature input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AITM2-i Module Firmware
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This download contains current firmware for the SNAP-AITM2-i two-channel, isolated thermocouple analog input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AIRTD-8U Module Firmware
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This download contains current firmware for the SNAP-AIRTD-8U multifunction analog temperature input module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP-AOVA-8 Module Firmware
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This download contains current firmware for the SNAP-AOVA-8 multifunction (voltage or current) analog output module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.  
SNAP-SCM-W2 Module Firmware
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This download contains current firmware for the SNAP-SCM-W2 two-channel Wiegand interface serial communication module. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP Serial Module Firmware (for Revision A hardware)
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This file contains firmware for SNAP-SCM-485-422 and 'REVISION A' SNAP-SCM-232 serial communication modules. This firmware includes hardware flow control capability for the 'REVISION A'...more
SNAP-SCM-ST2 Module Firmware
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This download contains current firmware for the SNAP-SCM-ST2 pulse output module. This firmware includes support for the ReadPulseFrequency command.
SNAP Serial Module Firmware (for non-Revision A hardware)
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This file contains firmware non-'REVISION A' SNAP-SCM-232 serial communication modules. For a list of bug fixes and enhancements included in this firmware, see the SNAP I/O Modules Firmware Release Notes.
SNAP Power Monitoring Modules Data Sheet
Documents - 1453 - Published:
"*** NOTE: SNAP-AIPM and SNAP-AIPM-3V are obsolete and no longer available. SNAP-AIPM-3 is obsolete when current stock is depleted.  ***  Please contact Opto 22 Pre-Sales...more
SNAP Serial Communication Modules User's Guide
Documents - 1191 - Published:
The SNAP-SCM-232, SNAP-SCM-485-422, SNAP-SCM-PROFI, SNAP-SCM-W2, SNAP-SCM-CAN2B, and SNAP-SCM-ST2 serial communication modules are designed for use with the SNAP PAC System and can also be used in...more
CAD Drawing: SNAP-SCM-232 Serial Module
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This CAD file includes drawings for the SNAP-SCM-232 serial communication module. This module provides two RS-232 serial ports, so that local serial devices can communicate with the SNAP PAC I/O processor (rack-mounted controller or brain).
CAD Drawing: SNAP-AITM-8 Analog Input Module
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This CAD file includes drawings for the SNAP-AITM-8 analog input module. This module offers eight channels of thermocouple or millivolt input. Each channel can be individually configured to accept a...more
SNAP I/O Modules Firmware Release Notes
Documents - rm_snap_io - Published:
This document lists the latest updates to the firmware for SNAP I/O modules. It includes information on new features, enhancements, and bug fixes. List of SNAP I/O module firmware download pages...more
CAD 3D Drawing: SNAP-IDC5Q Digital Input Module
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This CAD file contains a 3-dimensional drawing of the SNAP-IDC5Q digital input module, which allows a SNAP brain to resolve two axes of rotating position information from quadrature encoder devices.
CAD 3D Drawing: SNAP-ODC-32-SRC Digital Output Module
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This CAD file contains a 3-dimensional drawing of the SNAP-ODC-32 32-channel digital input and output modules. The drawing applies to the following modules: SNAP-ODC-32-SRC digital output module ...more
CAD 3D Drawing: SNAP-AOVA-8 Analog Output Module
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This file contains a 3-dimensional CAD drawing of the SNAP-AOVA-8 analog output module. This module provides 8 channels, each individually configurable for any one of six voltage or current output ranges.
CAD 3D Drawing: SNAP-ODC5A-I Digital Output Module
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This CAD file contains a 3-dimensional drawing of the SNAP-ODC5A-I digital output module, which provides four isolated channels of 5-200 VDC digital output, each switching a separate DC load. 
CAD 3D Drawing: SNAP-AOA-23-iSRC Analog Output Module
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This CAD file contains a 3-dimensional drawing of the SNAP-AOA-23-iSRC analog output module, which provides two isolated channels of current output with a nominal output range of 4 mA to 20 mA and also includes built-in loop sourcing capability.
CAD 3D Drawing: SNAP-IDC5MA Digital Input Module
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This CAD file contains a 3-dimensional drawing of the SNAP-IDC5MA digital input module, which provides four channels of 10-32 VDC digital input and has convenient manual off/manual on/automatic switches for testing.
CAD 3D Drawing: SNAP-OMR6-C Mechanical Relay Output Module
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This CAD file contains a 3-dimensional drawing of the SNAP-OMR6-C mechanical power relay output module, which provides four channels of switching for up to 250 VAC or 30 VDC, 6 amp loads. Each of the...more
SNAP PAC SNAP-IT-PM Installation Guide
Documents - 1698 - Published:
This guide shows you how to install the SNAP-IT-PM packaged unit, which contains a SNAP PAC R-series controller or SNAP PAC brain, a 12-module I/O mounting rack, and power supplies, all pre-wired and...more
CAN Integration Kit for PAC Project Guide
Documents - 1983 - Published:
User's guide for the PAC-INT-CAN-RX Opto 22 CAN Integration Kit. This integration kit supports receiving data only, on a SNAP-SCM-CAN2B module with firmware R1.0b or lower, using CAN protocols...more
CAD 3D Drawing: SNAP-IAC-16/IAC-A-16/IDC-16
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This CAD file includes one 3D drawing that can be used for these 16-channel SNAP digital input modules: the SNAP-IAC-16, the SNAP-IAC-A-16, and the SNAP-IDC-16. Each module provides channel-to-channel isolation.
CAD Drawing: SNAP-ODC-HDB Breakout Rack
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This is a CAD drawing of the SNAP-ODC-HDB breakout rack, which is used with two SNAP high-density digital output modules: SNAP-ODC-32-SNK and SNAP-ODC-32-SRC.
CAD 3D Drawing: SNAP-AIMA-iSRC
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This CAD file contains a 3-dimensional drawing of SNAP-AIMA-iSRC, the SNAP 2-channel isolated -20 to +20 mA analog current input module with loop sourcing.
CAD Drawing: SNAP-IDC-HDB breakout rack
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This CAD file includes drawings for the SNAP-IDC-HDB, a fused breakout rack for SNAP 32-channel digital input modules such as the SNAP-IDC-32 and the SNAP-ODC-32-SNK. The rack simplifies field wiring to the module.
CAD Drawing: Base for SNAP-B4M
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This CAD file contains a drawing of the base of the SNAP-B4M mounting rack, which mounts SNAP I/O modules with a legacy brain or rack-mounted controller. NOTE: For new development, we recommend SNAP PAC racks, brains, and controllers instead.
CAD Drawing: Base for SNAP-B8M
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This CAD file contains a drawing of the base of the SNAP-B8M mounting rack, which mounts SNAP I/O modules with a legacy brain or rack-mounted controller. NOTE: For new development, we recommend SNAP PAC racks, brains, and controllers instead.
CAD Drawing: Base for SNAP-B12M
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This CAD file contains a drawing of the base of the SNAP-B12M mounting rack, which mounts SNAP I/O modules with a legacy brain or rack-mounted controller. NOTE: For new development, we recommend SNAP PAC racks, brains, and controllers instead.
CAD Drawing: Base for SNAP-B16M
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This CAD file contains a drawing of the base of the SNAP-B16M mounting rack, which mounts SNAP I/O modules with a legacy brain or rack-mounted controller. NOTE: For new development, we recommend SNAP PAC racks, brains, and controllers instead.
ioDoor Access Manager
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ioDoor Access Manager is a sample utility program for use with SNAP-SCM-W2 serial communication modules. These modules comply with the Security industry Association Access Control Standard Protocol for...more
Case Study: Alsum Produce
Documents - 1539 - Published:
Opto 22 SNAP high-density digital output modules provide 32 digital output channels in one compact SNAP module. These modules are ideal for OEMs and others with applications with high point counts...more
SNAP PAC System Product Guide
Documents - 1569 - Published:
This document lists and describes all current Opto 22 SNAP PAC System part numbers, including PAC Project software, SNAP PAC controllers, and SNAP I/O modules of all kinds. SNAP PAC mounting racks and SNAP power supplies are also listed.
SNAP Motion Control Subsystem Data Sheet
Documents - 1672 - Published:
*** NOTE: SNAP-SCM-MCH16 is obsolete and no longer available. *** Please contact Opto 22 Pre-Sales engineers for more information. The SNAP-SCM-MCH16 motion control host module...more
Opto 22 Fuses (for All Products) Data Sheet
Documents - 0489 - Published:
Describes fuses used in Opto 22 racks, modules, power supplies, and other Opto 22 products. The fuses in this data sheet work with groov EPIC, G1, G4, and SNAP products and include: GRV...more
SNAP Remote Digital Brain Board Data Sheet
Documents - 0956 - Published:
*** This product is obsolete and no longer available. *** The SNAP-BRS brain board is a high-performance digital I/O processor used to remotely control up to 32 digital I/O modules using Opto 22's SNAP B-Series I/O mounting racks.
SNAP 32-Channel Digital ARCNET Brain Board Data Sheet
Documents - 1001 - Published:
*** This product is obsolete and no longer available. *** The SNAP-BRS-HA brain board is a high-performance digital I/O processor used to remotely control up to 32 digital I/O modules using Opto ...more
SNAP 32-Channel ARCNET Brain Board Data Sheet
Documents - 1000 - Published:
The B3000-HA is obsolete and no longer available. There is no direct replacement. The SNAP-B3000-HA processor is used to remotely control a mix of both analog and digital I/O modules using Opto 22's SNAP B-Series I/O mounting racks.
SNAP PAC Motion Control User's Guide
Documents - 1673 - Published:
This guide shows you how to install and use the SNAP PAC Motion Control Subsystem, which provides an integrated hardware and software toolset for controlling multi-axis stepper motors. The SNAP PAC...more
CAD Drawing: SNAP-PAC-RCK4 Mounting Rack
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This CAD file includes drawings of the SNAP-PAC-RCK4, a mounting rack that holds one SNAP PAC brain or on-the-rack controller plus any mix of up to four analog, digital, and serial SNAP I/O modules.
CAD Drawing: SNAP-PAC-RCK8 Mounting Rack
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This CAD file includes drawings of the SNAP-PAC-RCK8, a mounting rack that holds one SNAP PAC brain or on-the-rack controller plus up to eight analog, digital, and serial SNAP I/O modules.
CAD Drawing: SNAP-PAC-RCK12 Mounting Rack
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This CAD file includes drawings of the SNAP-PAC-RCK12 mounting rack, which holds one SNAP PAC brain or on-the-rack controller plus up to 12 analog, digital, and serial SNAP I/O modules.
CAD Drawing: SNAP-PAC-RCK16 Mounting Rack
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This CAD file includes drawings of the SNAP-PAC-RCK16, a mounting rack that holds one SNAP PAC brain or on-the-rack controller, plus up to 16 analog, digital, and serial SNAP I/O modules.
SNAP PAC S-Series Controllers User's Guide
Documents - 1592 - Published:
This user's guide shows you how to install and use Opto 22's SNAP PAC S-series programmable automation controllers. SNAP PAC S-series controllers are one of four components of the SNAP PAC...more
SNAP PAC System Enclosures Data Sheet
Documents - 1240 - Published:
SNAP PAC System enclosures make it easy to install Opto 22 I/O where you need it. With a choice of rack, panel, and wall mounting, these enclosures provide convenience and protection for your...more
SNAP High-Speed Analog/Digital Pamux Brain Data Sheet
Documents - 1055 - Published:
*** This product is Obsolete and no longer available. *** The SNAP-B6 is a high-speed, addressable brain board that can remotely control a mix of both analog and digital I/O modules using the Pamux protocol.
Case Study: Airport Automation
Documents - 1353 - Published:
Minnesota Control Company is using a collection of Opto 22 ’s popular serial products including the G4 I/O modules, B100 brain boards, and SNAP-LCM4s (with fiber-optic repeaters) for...more
OptoMMP Protocol Guide
Documents - 1465 - Published:
This guide is for programmers who are writing custom applications to communicate with Opto 22 memory-mapped devices. These devices include groov EPIC processors; groov RIO modules; SNAP PAC...more
CAD Drawing: SNAP-M64 I/O Mounting Rack
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This CAD file includes drawings for the SNAP-PAC-RCK16 (replaced SNAP-M64) I/O mounting rack. This rack mounts one SNAP PAC R-series controller or one SNAP Simple brain, and up to 16 analog, digital, and serial I/O modules.
CAD Drawing: SNAP-M48 I/O Mounting Rack
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This CAD file includes drawings for the SNAP-PAC-RCK12 (replaced SNAP-M48) I/O mounting rack. This rack mounts one SNAP PAC R-series controller or one SNAP Simple brain, and up to 12 analog, digital, and serial I/O modules.
CAD Drawing: SNAP-M32 I/O Mounting Rack
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This CAD file includes drawings for the SNAP-PAC-RCK8 (replaced SNAP-M32) I/O mounting rack. This rack mounts one SNAP PAC R-series controller or one SNAP Simple brain, and up to eight analog, digital, and serial I/O modules.  
SNAP Analog/Digital Modbus Slave Brain Board Data Sheet
Documents - 1051 - Published:
NOTE: The SNAP-B3000-MODBUS is obsolete 8/16/2022 and no longer available due to the unavailability of essential parts. Contact Opto 22 Product Support for current options. The SNAP-B3000-MODBUS...more
CAD Drawing: Base for SNAP-PAC-RCK12
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This CAD file includes a drawing of the base for the SNAP-PAC-RCK12, a mounting rack that holds one SNAP PAC brain or on-the-rack controller plus any mix of up to 12 analog, digital, and serial SNAP I/O modules.
CAD Drawing: Base for SNAP-PAC-RCK16
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This CAD file includes a drawing of the base for the SNAP-PAC-RCK16, a mounting rack that holds one SNAP PAC brain or on-the-rack controller plus any mix of up to 16analog, digital, and serial SNAP I/O modules.
CAD 3D Drawing: SNAP-PS5-24DC Power Supply
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This CAD file includes drawings for the SNAP-PS5-24DC power supply. This DC-to-DC power supply requires a 24 VDC input and provides 5 VDC power for a SNAP PAC rack with SNAP PAC controller or brain...more
SNAP Analog/Digital Mistic/Optomux Brain Data Sheet
Documents - 0787 - Published:
**** This product is obsolete and no longer available. **** Please contact Opto 22 Pre-Sales engineers to discuss options for your specific application. The B3000 is a high-performance I/O...more
CAD Drawing: SNAP-AIMA-HDB Breakout Rack
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This CAD file includes drawings for the SNAP-AIMA-HDB breakout rack, which is used to provide safe and convenient field wiring for the 32-channel SNAP-AIMA-32 analog input module.
CAD Drawing: SNAP-AIV-HDB Breakout Rack
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This CAD file includes drawings for the SNAP-AIV-HDB breakout rack, which provides a convenient way to wire field devices to the 32-channel SNAP-AIV-32 analog input module.
CAD 3D Drawing: SNAP-PAC-RCK12 Mounting Rack
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This CAD file contains a 3-dimensional drawing of the SNAP-PAC-RCK12 mounting rack, which holds a SNAP PAC I/O processor (brain or rack-mounted controller) plus up to 12 analog, digital, and serial I/O modules.
CAD 3D Drawing: SNAP-PAC-RCK4 Mounting Rack
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This CAD file contains a 3-dimensional drawing of the SNAP-PAC-RCK4 mounting rack, which holds a SNAP PAC I/O processor (brain or rack-mounted controller) plus up to four analog, digital, or serial I/O modules. 
CAD 3D Drawing: SNAP-PAC-RCK16 Mounting Rack
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This CAD file contains a 3-dimensional drawing of the SNAP-PAC-RCK16 mounting rack, which holds a SNAP PAC I/O processor (brain or rack-mounted controller) plus up to 16 analog, digital, or serial I/O modules.
CAD 3D Drawing: SNAP-PAC-RCK8 Mounting Rack
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This CAD file contains a 3-dimensional drawing of the SNAP-PAC-RCK8 mounting rack, which holds a SNAP PAC I/O processor (brain or rack-mounted controller) plus up to eight analog, digital, or serial I/O modules.
.NET HART Software Development Kit for SNAP PAC
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HART® SNAP I/O analog modules are designed to provide communication with other Highway Addressable Remote Transducer (HART) current loop devices. HART SNAP I/O modules include the SNAP-AIMA-iH...more
New SNAP I/O Module from Opto 22 Adds Controller Area Network (CAN) Connectivity to SNAP PAC System
Documents - 2013 - Published:
Press release: New SNAP I/O Module from Opto 22 Adds Controller Area Network (CAN) Connectivity to SNAP PAC System - the SNAP-SCM-CAN2B high-speed serial communication module for use with Controller Area Network (CAN).
HART SNAP I/O Modules Data Sheet
Documents - 2080 - Published:
HART® SNAP I/O modules for analog current input and output provide communication with other Highway Addressable Remote Transducer (HART) current loop devices. This data sheet covers the SNAP...more
SNAP Reed Relay Modules Data Sheet
Documents - 1949 - Published:
The SNAP Reed Relay modules use reed relays and do not provide optical isolation. Current rating depends on the voltage the module is used with. These modules were designed for a very low-voltage DC...more
CAN Protocol Integration Kit for PAC Project, Transmit and Receive
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The Opto 22 CAN Integration Kit for PAC Project - Transmit and Receive provides sample PAC Control subroutines and charts so that your Opto 22 SNAP PAC System equipped with one or more SNAP...more
CAN Protocol Integration Kit for PAC Project, Receive Only
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NOTE: This part number replaces an old part number, PAC-INT-CAN. This Opto 22 CAN Integration Kit for PAC Project - Receive Only provides a sample PAC Control strategy to enable your Opto 22 ...more
SNAP Digital Input Modules Data Sheet
Documents - 0773 - Published:
SNAP digital input modules are designed to work with SNAP PAC racks and can sense either AC or DC signals. All SNAP digital input modules are compatible with SNAP PAC brains and R-series...more
SNAP Analog Input Modules Data Sheet
Documents - 1065 - Published:
SNAP I/O analog input modules are part of Opto 22's SNAP PAC System. This document includes descriptions, specifications, and wiring and dimensional diagrams for the following analog input...more
SNAP Analog Output Modules Data Sheet
Documents - 1066 - Published:
SNAP I/O analog output modules are part of Opto 22's SNAP PAC System. This document includes descriptions, specifications, and wiring and dimensional diagrams for all SNAP analog output...more
SNAP High-Density Digital Modules Data Sheet
Documents - 1556 - Published:
SNAP I/O high-density digital modules from Opto 22 provide 16 or 32 digital input or output points in one compact SNAP module. These modules are ideal for OEMs and others who have high point...more
SNAP Digital Output Modules Data Sheet
Documents - 1144 - Published:
Opto 22 SNAP digital output modules are designed to mount on SNAP PAC racks and be used with SNAP PAC brains and R-series controllers, both standard wired and Wired+Wireless models. You can...more
Sample Door Control Strategy
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The Door Control Strategy is a sample ioControl strategy for use with SNAP-SCM-W2 serial communication modules. These modules comply with the Security Industry Association Access Control Standard...more
SNAP Isolated Analog Input Modules Data Sheet
Documents - 1182 - Published:
The isolated analog input modules described in this document are part of Opto 22's SNAP PAC System. They provide optical isolation, transformer isolation, and channel-to-channel isolation...more
SNAP Mechanical Power Relay Output Module Data Sheet
Documents - 1967 - Published:
The SNAP-OMR6T-C and SNAP-OMR6-C mechanical power relay output modules give you four isolated channels for switching loads up to 6 amps at 250 VAC or 30 VDC. NOTE: Specifications and wiring...more
Obsolete SNAP Analog I/O Modules Technical Note
Documents - 2415 - Published:
This technical note contains information you may need about OBSOLETE SNAP analog I/O modules you’re still using. Included are part numbers, descriptions, specifications, wiring diagrams, and...more
SNAP Serial Communication Modules Data Sheet
Documents - 1184 - Published:
SNAP serial communication modules are designed for use with the SNAP PAC System and can also be used in I/O units without a controller. Each module provides one or two channels of serial data&mdash...more
Obsolete SNAP High-Density Digital I/O Modules Technical Note
Documents - 2413 - Published:
This technical note contains information you may need about obsolete SNAP High Density Digital I/O modules you’re still using. Included are part numbers, descriptions, specifications, wiring...more
Case Study: Upgrading Motion Control System
Documents - 1750 - Published:
Since the introduction of G4 input/output modules in the mid-1980s, Opto 22 has sold millions. And 20 years later, these remain some of the company’s best-selling products. Like most Opto...more
Opto 22 Adds New 1000 Ohm RTD Temperature Sensing I/O Module
Documents - 1999 - Published:
The SNAP-AIRTD-1K is a two-channel,isolated analog input module for use with 1000 ohm platinum resistance temperature detectors (RTDs). With the SNAP-AIRTD-1K, Opto 22’s line of SNAP I/O...more
Case Study: PayWerks
Documents - 1753 - Published:
Original equipment manufacturer PayWerks has developed the Advanced Toll Payment Machine (ATPM), an outdoor payment kiosk for the toll road industry. Opto 22 PAC controllers provide the...more
Case Study: Hong Kong Power Plant
Documents - 1793 - Published:
The Lamma Power Station in Hong Kong is using Opto 22 SNAP PAC standalone controllers to control heat, pressurization and other critical processes. The Opto 22 PACs connect to weigh scales,...more
Case Study: Hong Kong Power Plant (Chinese)
Documents - 1793c - Published:
This document is written in Chinese. The Lamma Power Station in Hong Kong is using Opto 22 SNAP PAC standalone controllers to control heat, pressurization and other critical processes. The Opto 22...more
Case Study: Unmanned Ocean Vehicles
Documents - 1943 - Published:
Unmanned ocean vehicles are sometimes referred to as the “satellites of the sea,” because they’re incredibly durable, operate largely autonomously, navigate long distances, and are...more
Case Study: NASA - JPL
Documents - 1740 - Published:
NASA’s Deep Space Network site in Madrid experienced a crisis when engineers detected cracks in the elevation bearings of a 230-foot parabolic antenna that enables 24/7 monitoring of satellites...more
HART Sample Subroutines for PAC Control
Downloads - Published:
The HART (Highway Addressable Remote Transducer) Sample Subroutines for PAC Control allow Opto 22 controllers, using PAC Control to communicate with a HART transmitter via an Opto 22 HART...more
PROFIBUS-DP Master software example
Downloads - Published:
The Opto 22 PROFIBUS DP® Master is a software example of how to use Opto 22’s ioControl or PAC Control software to monitor and control a PROFIBUS DP network through a SNAP...more
Pulse Energy Quick Start
Downloads - Published:
Pulse Energy is an online service you can use to view data about your electrical energy usage. Support for Pulse Energy is integrated into the OptoEMU Sensor™; however, if you are not using the...more
Scaling and Linearization Example
Downloads - Published:
A example strategy written in PAC Control Basic R8.2f that demonstrates how to scale and linearize values. This example strategy uses subroutines to perform most calculations. Before you download, read the Legal Agreement.
SNAP PAC Racks Data Sheet
Documents - 1684 - Published:
SNAP PAC racks mount one SNAP PAC brain or on-the-rack controller, plus up to 4, 8, 12, or 16 SNAP input/output (I/O) modules.  I/O modules may be analog, digital, or serial modules. All...more
SNAP-AIVRMS and SNAP-AIARMS module readings may become fixed at -32768
Knowledge Base - KB47789 - Published:
SNAP-AIVRMS and SNAP-AIARMS module readings may become fixed at -32768. The low scale for these modules is zero, and they should not report negative values that are less than 0.5% of full scale (-1...more
PAC Control does not scale SNAP-AIMA-iH and SNAP-AOA-23-iH (HART modules) correctly
Knowledge Base - KB84834 - Published:
When you scale a HART module (SNAP-AIMA-iH or SNAP-AOA-23-iH) in PAC Control, the zero-scale value is set to 4.0 and the full-scale value to 20. These should be 3.2 and 24.0, respectively, to use the full resolution of the module.
Analog milliamp outputs clamped to an invalid value cause SNAP module to go off-line
Knowledge Base - KB80396 - Published:
A SNAP analog output module assigned an Upper or Lower Clamp value outside its valid output range, is forced offline. The module cycles online and offline until valid clamp values are written...more
SNAP-AIRTD-8D and SNAP-AIRTD-10 modules unknown in PAC Control
Knowledge Base - KB80991 - Published:
The SNAP-AIRTD-10 and SNAP-AITM-8D modules do not appear in the Analog Input Module list in PAC Control configure mode. If a strategy that had either module previously configured is opened in PAC...more
Incorrect default millivolt scaling for SNAP-AITM and SNAP-AIMV type modules on Ethernet I/O units
Knowledge Base - KB52706 - Published:
Using the default scaling for a SNAP-AITM or SNAP-AIMV type module configured as a millivolt input module, causes the value reported to be off by a factor of 1000 (3 decimal places). The SNAP‑...more
Custom-scaled SNAP I/O modules may be reset to defaults
Knowledge Base - KB84243 - Published:
If you have SNAP I/O modules with custom scaling, you may see a module lose its scaling and revert to default scaling. If you then inspect the Status Read area of the brain or rack-mounted controller...more
SNAP mechanical power relay and reed relay output modules may turn On when they should be Off
Knowledge Base - KB86624 - Published:
Output points on the following modules may turn On when the rack voltage is at or above 5.12 volts: SNAP-OMR6-C SNAP-OMR6T-C SNAP-OMR6-A SNAP-ODC5R SNAP-ODC5R5 SNAP-ODC5RFM SNAP-ODC5R5FM NOTE: This is a coprocessor issue.
SNAP-AOV-27 initially outputs -10 VDC when I/O rack is powered up
Knowledge Base - KB84084 - Published:
When an I/O unit with a SNAP-AOV-27 analog output module is first powered up, the module will output -10.0 VDC until the brain or rack-mounted controller finishes booting up. Then it will output the...more
EtherNet/IP Configurator does not scale SNAP-AIMA-iH and SNAP-AOA-23-iH (HART modules) correctly
Knowledge Base - KB84845 - Published:
When you scale a HART module (SNAP-AIMA-iH or SNAP-AOA-23-iH) in EtherNet/IP Configurator, the zero-scale value is set to 4.0 and the full-scale value to 20. These should be 3.2 and 24.0, respectively, to use the full resolution of the module.
SNAP-AITM and SNAP-AITM-i modules are misidentified in PAC Manager
Knowledge Base - KB91136 - Published:
In the Inspect mode of PAC Manager, the SNAP-AITM and SNAP-AITM-i modules are misidentified as “SNAP-AITM1” and “SNAP-AITM1-i,” respectively. This only affects how the...more
SNAP-SCM-PROFI Profibus module may reset when connected to a device that continuously transmits data
Knowledge Base - KB82660 - Published:
The SNAP-SCM-PROFI module run-light occasionally goes off, and the module stops communicating. This reset happens approximately 1 to 10 seconds after the communication cable is plugged into the...more
On a SNAP high-density digital (HDD) output module, a point that was turned off is on, or vice versa
Knowledge Base - KB85723 - Published:
If more than one PAC Control flowchart running on a SNAP PAC rack-mounted controller writes to the same high-density digital output module on its own rack, the changes made by one chart may be...more
Volt-Amp and power readings from SNAP-AIPM modules are partial scale
Knowledge Base - KB48507 - Published:
The values reported for Watts (point 3 on the module) and Volt-Amps (point 4 on the module) from SNAP-AIPM modules are only 90.9% of the actual value. The voltage reading on point 1 multiplied by...more
SNAP-AIMV-4 module with point configured as +/- 75 mV shows incorrect default scaling
Knowledge Base - KB85078 - Published:
This issue occurs only if you are configuring the module without using PAC Manager or PAC Control. A SNAP PAC brain or rack-mounted controller incorrectly sets the default scaling of a +/- 75 mV...more
Unexpected count value read from SNAP-SCM-SSI
Knowledge Base - KB82420 - Published:
The count values read from a SNAP-SCM-SSI module by a SNAP PAC brain may be outside of the expected count range based on the type of encoder used in an application. Example: A 14...more
Configuring and reading SNAP-AILC and SNAP-AILC-2 modules in PAC Control
Knowledge Base - KB86044 - Published:
Use Channel 1 of the SNAP-AILC or SNAP-AILC-2 modules when using the following configuration commands: Set Analog Load Cell Fast Settle Level Set Analog Load Cell Filter Weight When...more
EtherNet/IP Configurator does not upload SNAP-AOVA-8 module configurations
Knowledge Base - KB91104 - Published:
In Ethernet/IP Configurator, if you add a SNAP-AOVA-8 module to an I/O unit and configure its channels, then download the configuration, if you then upload the configuration to your computer, the SNAP-AOVA-8 module is missing.
Watchdogs do not work if higher density modules are configured
Knowledge Base - KB58101 - Published:
Watchdog settings do not work on any output module if there are higher density modules configured by a SNAP PAC or Ultimate I/O control engine, on an I/O unit. Higher density modules include all modules that have more than 4 points.
Clear All Latches command may cause processor/controller reset
Knowledge Base - KB90702 - Published:
If your PAC Control strategy uses the Clear All Latches command on a SNAP I/O unit that has unconfigured points or empty module positions, the groov EPIC processor or SNAP PAC controller will reset.
SNAP-AIPM-3 module channels 12 and 13 incorrectly displayed in PAC Manager
Knowledge Base - KB80698 - Published:
When inspecting a SNAP-AIPM-3 module with PAC Manager (Tools>Inspect, Analog Point), the Min. Value and Max. Value buttons are incorrectly greyed out for channels 12 and 13. Additionally, the...more
Configuration fails when adding more than 8 IDC5Q modules on a SNAP PAC EB-series brain
Knowledge Base - KB83607 - Published:
When using PAC Manager or Ethernet Configurator to configure IDC5Q modules on a SNAP PAC EB-series brain, configuration takes longer and longer as more IDC5Q modules are added. If more than 8 modules...more
In EtherNet/IP Configurator, SNAP-AICTD module scaling values are configured incorrectly
Knowledge Base - KB85060 - Published:
When you use the EtherNet/IP Configurator to configure SNAP-AICTD analog input modules, the values being returned from the input modules are incorrect. This issue was the result of a change in R3.0l.
PAC Manager should not let you configure SNAP-IDC5Q for SNAP-PAC-R2s, -EB2s, or -SB2s
Knowledge Base - KB86219 - Published:
PAC Manager should not let you configure SNAP-IDC5Q modules for SNAP-PAC-R2 controllers, or for SNAP-PAC-EB2 or -SB2 brains, because SNAP-IDC5Q requires high-speed digital counting (which R2, EB2, and SB2 don't support).
PAC Control should not let you configure SNAP-IDC5Q for SNAP-PAC-R2s, -EB2s, or -SB2s
Knowledge Base - KB86218 - Published:
PAC Control should not let you configure SNAP-IDC5Q modules for SNAP-PAC-R2 controllers, or for SNAP-PAC-EB2 or -SB2 brains, because SNAP-IDC5Q requires high-speed digital counting (which R2, EB2, and SB2 don't support).
SNAP-AITM-4i displays intermittent or continual QNAN data
Knowledge Base - KB82016 - Published:
A SNAP-AITM-4i module may continually reset when plugged into a rack with a SNAP PAC brain. A QNAN (-qnan, #QNAN) error code is reported to software applications such as PAC Manager or...more
SNAP D Series Racks Data Sheet
Documents - 0777 - Published:
The SNAP I/O D Series racks are designed for discrete control applications and can accommodate 4, 6, 8, or 12 SNAP 4-channel digital modules. This data sheet applies to: SNAP-CDBBDIN SNAP-D12M ...more
SNAP-CUSTOM-AI analog point options missing in PAC Manager
Knowledge Base - KB80461 - Published:
When configuring a SNAP-CUSTOM-AI module in PAC Manager's configuration mode, three module options are missing from the selectable drop-down list. The missing options are: SNAP-CUSTOM-AI: Mode 2...more
High density digital breakout board jumpers are reversed
Knowledge Base - KB48353 - Published:
When the SNAP-IDC-HDB breakout rack is used with the SNAP-HD-BF6 cable to connect to the SNAP-IDC-32 module, all input channel LEDs are turned on, even though field signals are not present. When...more
Unexpected results if SNAP-AITM type module or SNAP-AIRTD is reconfigured with a different Point Type
Knowledge Base - KB52576 - Published:
If a point on a SNAP-AIRTD or SNAP-AITM type module has been configured as an RTD or thermocouple Point Type, respectively, subsequent point reconfigurations of the same point may produce invalid...more
PAC Control strategies converted from ioControl do not allow addition of certain modules
Knowledge Base - KB56346 - Published:
Strategies created in ioControl R7.0 or R7.1 and then imported into PAC Control R8.0a, do not properly allow some modules to be added to SNAP-PAC-R1 and SNAP-PAC-R2 I/O units. The modules that...more
SNAP D Series Racks (with Terminal Strip) Data Sheet
Documents - 0778 - Published:
The SNAP I/O D Series racks are designed for discrete control applications and can accommodate 4, 6, 8, or 12 SNAP 4-channel digital modules. These MC and MC-P model racks provide a screw-type...more
HART preambles set to very high value
Knowledge Base - KB84608 - Published:
This issue may occur if you are using a HART SNAP I/O module in a PAC Control strategy. When a HART command is sent, the number of preambles may be set incorrectly, to a very high value. The HART...more
SNAP PAC thermocouple modules running under R9.5a firmware may prematurely display high out-of-range value
Knowledge Base - KB86139 - Published:
NOTE: This issue affects SNAP PAC brains running firmware R9.5a with thermocouple modules configured for point types C, D, E, G, J, K, or N. Point types B, R, S, T are not affected by this issue.When...more
Obsolete SNAP 4-Channel Digital I/O Technical Note
Documents - 2411 - Published:
This technical note contains information you may need about OBSOLETE SNAP 4-Channel Digital I/O modules you’re still using. Included are part numbers, descriptions, specifications, wiring...more
PAC Manager two-point analog calibration doesn't work with all points on some modules
Knowledge Base - KB83003 - Published:
The two-point calibration method in PAC Manager is not supported above four points on a SNAP analog module. For example, on a SNAP-AITM-8 thermocouple module, which has eight points, only the first...more
Erroneous configuration of HART TCP ports in HART Developer Toolkit
Knowledge Base - KB84088 - Published:
This issue occurs if you are using the HART .NET Developer Toolkit with SNAP-AIMA-iH analog input or SNAP-AOA-23-iH analog output modules. The HART(String address, int moduleNumber, int channelNumber...more
SNAP PAC .NET HART Software Development Kit Technical Note
Documents - 2114 - Published:
HART® SNAP I/O analog modules are designed to provide communication with other Highway Addressable Remote Transducer (HART) current loop devices. HART SNAP I/O modules include the SNAP-AIMA-iH...more
Not all SNAP-IDC5Q points appear in the PAC Control Inspect I/O Unit dialog
Knowledge Base - KB91438 - Published:
When inspecting an I/O unit in PAC Control Debug mode, only the first point of a SNAP-IDC5Q module may appear on the Points [Detailed] and Points [Compact] tabs of the Inspect I/O Unit dialog (double...more
Possible negative RMS readings from SNAP-AIPM
Knowledge Base - KB80562 - Published:
The SNAP-AIPM module incorrectly reports negative VRMS, or negative IRMS values. If you are seeing these negative readings, then you will also see from PAC Manager (Tools→Inspect, Status Read),...more
Quadrature counter point B stays at 0 counts regardless of input
Knowledge Base - KB80589 - Published:
When using a quadrature module SNAP-IDC5Q, the position count on point B does not increment. The position count on point A works as expected, but point B never changes from 0 counts regardless of the input.
EtherNet/IP Configurator should not let you configure SNAP-IDC5Q for SNAP-PAC-R2s or -EB2s
Knowledge Base - KB86220 - Published:
EtherNet/IP Configurator should not let you configure SNAP-IDC5Q modules for SNAP-PAC-R2 controllers or SNAP-PAC-EB2 brains, because SNAP-IDC5Q requires high-speed digital counting (which R2 and EB2 don't support).
Technical Note: Door Access Manager
Documents - 1366 - Published:
This technical note introduces two sample applications for use with SNAP-SCM-W2 (Wiegand) serial modules and SNAP Ultimate I/O: an ioControl strategy that configures modules and handles up to 16...more
Unexpected behavior from analog modules if rack voltage is low
Knowledge Base - KB58676 - Published:
Resetting SNAP analog modules can cause unexpected behaviors on some Ethernet brain features. Analog modules can reset if there is low voltage, or if the module is unplugged from the rack. They...more
Analog module point configuration not stored to flash correctly with I/O Unit Import/Copy Utility
Knowledge Base - KB83881 - Published:
This issue affects SNAP PAC brains and rack-mounted controllers with analog modules that have more than four points. Point configuration on these modules may not be properly stored to flash memory...more
B3000-B Mistic brain reports 4-20 mA input signal outside the module's accuracy specification
Knowledge Base - KB83716 - Published:
Input signals may be reported inaccurately by a B3000-B. For example, if you configure a SNAP-AIMA-i module in a B3000-B as an AD3 using Mistic commands and store the configuration to flash, the...more
‘Set I/O Unit from MOMO Masks’ ioControl command affecting input IVALs on SNAP-PAC-S1 to serial I/O unit
Knowledge Base - KB55091 - Published:
Input module IVALs are changed when the ioControl command Set I/O Unit from MOMO Masks is used with a SNAP-PAC-S1 and a serial I/O unit. Digital inputs with IVALs previously in the ON state, are...more
Tags are not refreshed correctly after a restart
Knowledge Base - KB88545 - Published:
When you work with Ignition or Ignition Designer and the Opto 22 groov EPIC and  SNAP PAC Driver module, when tag lists are restored after some events, some of the OPC-UA tags may appear valid but are not updated with current controller values.
SNAP-AIRTD Generic Input resistance (ohm) measurement needs additional calculations
Knowledge Base - KB82443 - Published:
If a SNAP-AIRTD module is configured as a Generic Input (0x01) Point Type in order to read the RTD Resistance (ohms), the Scaled Units (ohms) and the Raw Counts values are inaccurate; they...more
Points 4 through 7 on a Snap-AICTD-8 always report °C
Knowledge Base - KB80480 - Published:
Points 4 through 7 on a SNAP-AICTD-8 module always report temperatures in degrees Celsius (°C), even if they are configured by a SNAP-PAC controller to report temperatures in degrees Fahrenheit (°F)....more
SNAP-SCM-CAN2B buffer overruns may occur at baud rates higher than 250 kbps
Knowledge Base - KB86512 - Published:
You can configure the SNAP-SCM-CAN2B serial communication module for several different baud rates. The default rate is 250 kbps (kilobits per second). If CAN bus utilization is high and frame...more
PAC Control needs to better identify point types on the SNAP-AIRTD-8U
Knowledge Base - KB86311 - Published:
Based on input from PAC Control, the control engine may incorrectly identify the following points on a SNAP-AIRTD-8U module as output points:       Point Type   ...more
ioManager incorrectly displays negative counts for SNAP-IDC5Q
Knowledge Base - KB53350 - Published:
ioManager incorrectly displays a negative count value for the SNAP-IDC5Q quadrature input module under the Counter, Data parameter. The incorrect values are seen when ioManager→Inspect, Digital Point, or Digital Bank are selected.
PAC Simulator IVAL On/Off Latch Set commands don't work with High Density digital input modules
Knowledge Base - KB80700 - Published:
The PAC SIM Control engine IVAL Set Off-Latch and IVAL Set On-Latch commands do not work with high density digital modules (such as SNAP-IDC-32). The command does not write the desired...more
Unable to set SNAP-AILC parameters from ioManager
Knowledge Base - KB51899 - Published:
Changes from ioManager to the “Load Cell Fast Settle Level” and “Load Cell Filter Level” parameters for the SNAP-AILC module, are not sent to the brain. Note: The load cell parameters are...more
Event messaging on SNAP-PAC-EB2
Knowledge Base - KB57271 - Published:
Event messaging does not work on SNAP-PAC-EB2. This includes streaming, e-mail, serial module, SNMP, and MemMap Copy Destination. The following window from PAC Manager shows the affected event messaging services.[image1]
SNAP-ODC-HDB Jumper Settings
Documents - 1600 - Published:
This document shows the jumper settings for the SNAP-ODC-HDB, a breakout board for high-density digital output modules. Also provided are dimensions for installing the board.
SNAP-IDC-HDB Jumper Settings
Documents - 1601 - Published:
This document shows the jumper settings for the SNAP-IDC-HDB, a breakout board for high-density digital input modules. Also provided are dimensions for installing the board.
Using Intelligent SNAP I/O with Allen-Bradley PLC Systems
Documents - 1799 - Published:
This technical note introduces SNAP I/O (brain, mounting rack, and I/O modules) for Allen-Bradley industrial PLC systems that use EtherNet/IP, including ControlLogix, CompactLogix, and MicroLogix. ...more
High density digital modules not accessible by PAC Display Configurator
Knowledge Base - KB80088 - Published:
High density digital modules configured on a SNAP-UP1-ADS cannot be accessed in PAC Display projects that are upgraded to PAC Display version R8.0a and after. Consequently, graphics objects cannot be...more
Problems with PAC Controllers communicating to Profibus-DP slaves
Knowledge Base - KB81674 - Published:
PAC Controllers using the Profibus-DP Master Example strategy (included in the Profibus-DP Master Software) along with the SNAP-SCM-PROFI module, have intermittent or no communication...more
SNAP analog points converted to G1 analog points after import through PAC Manager
Knowledge Base - KB91370 - Published:
If you used PAC Manager's Import/Copy I/O Unit Image feature to create a new I/O unit from an existing SNAP PAC I/O unit configuration, PAC Manager may converts any SNAP PAC analog modules to G1 analog modules.
SNAP-B3000-ENET may reset under particular high speed I/O conditions and high speed SNAP-IDC5Q counting
Knowledge Base - KB48510 - Published:
Rapid I/O activity on a rack with a SNAP-B3000-ENET and a SNAP-IDC5Q, may cause the SNAP-B3000-ENET to reset. The symptoms are more likely to occur if the SNAP-IDC5Q is installed in a module position that is further away from the brain board.
SNAP TEX Cables and Breakout Boards Data Sheet
Documents - 1756 - Published:
SNAP TEX cables and breakout boards are part of the SNAP TEX family of wiring and mounting accessories. These parts save time and expense during installation, maintenance, and debugging by reducing...more
CAD Drawing: Base for SNAP-PAC-RCK4
Downloads - Published:
This CAD file includes a drawing of the base for the SNAP-PAC-RCK4, a mounting rack that holds one SNAP PAC brain or on-the-rack controller plus any mix of up to four analog, digital, and serial SNAP I/O modules.
CAD Drawing: Base for SNAP-PAC-RCK8
Downloads - Published:
This CAD file includes a drawing of the base for the SNAP-PAC-RCK8, a mounting rack that holds one SNAP PAC brain or on-the-rack controller plus any mix of up to eight analog, digital, and serial SNAP I/O modules.
SNAP PAC Driver Module never connects; Ignition can't read strategy tags
Knowledge Base - KB87534 - Published:
When you use the products and versions listed in the Applies To section above, Ignition and Ignition Edge fail to connect to the SNAP PAC Driver Module, and the module's status never changes from...more
SNAP‑UP1‑ADS or SNAP‑B3000‑ENET reads zero counts from SNAP-IDC5Q
Knowledge Base - KB49667 - Published:
If a SNAP-UP1-ADS or a SNAP-B3000-ENET always reads zero counts for a quadraduture encoder when using a SNAP-IDC5Q, then there may be an incompatibility problem between the brain and module used.
PAC Manager allows more than 24 data bits for SNAP-SCM-SSI module
Knowledge Base - KB81268 - Published:
PAC Manager incorrectly allows a value of more than 24 to be entered in the Data Bits in the Data Frame field in PAC Manager for the SNAP-SCM-SSI serial module (Tools > Inspect > Communications > SSI Modules). This value is limited to 24.
Moving I/O points to a valid position in OptoControl
Knowledge Base - KB48591 - Published:
Sometimes OptoControl will not allow I/O points to be moved to valid positions on an I/O unit. As an example, a serial SNAP-B3000 I/O unit is added in an OptoControl strategy with a SNAP-AIMA...more
PAC Control's 'Inspect I/O Unit' reports incorrect values for some I/O combinations
Knowledge Base - KB80502 - Published:
In Debug mode, some I/O module combinations may cause the Inspect I/O Unit dialog to display incorrect IVAL and XVAL values. Here are some examples of the I/O configurations that cause this...more
SNAP I/O Racks Data Sheet
Documents - 0784 - Published:
SNAP B-series mounting racks are designed to hold an intelligent SNAP I/O processor (either a SNAP brain or an on-the-rack controller) and several I/O modules. This data sheet includes detailed...more
PAC Control permits configuring legacy brains to configure SNAP-AIPM/3
Knowledge Base - KB80630 - Published:
PAC CONTROL erroneously allows legacy I/O units, such as Ultimate I/O, Ethernet I/O, and Simple I/O units, to configure the SNAP-AIPM-3 and SNAP-AIPM module. These modules are not supported by these I/O units.
Legacy Edition, PAC Control Command Reference
Documents - 1711 - Published:
This document is the Legacy Edition of the PAC Control Command Reference. This guide includes all the commands that apply to groov EPIC, SNAP PAC, and legacy hardware. Use this guide if your PAC...more
Legacy Edition, PAC Control User's Guide
Documents - 1710 - Published:
This document is the Legacy Edition of the PAC Control User's Guide. It includes all the information you need to use PAC Control with groov EPIC, SNAP PAC, and legacy hardware. Use this guide...more
Controllers report incorrect values for some I/O combinations in 'Inspect I/O Unit'
Knowledge Base - KB80503 - Published:
Incorrect values for IVALs and XVALs are reported by the Inspect I/O Unit dialog in PAC Control debug mode if there are certain I/O configurations present on the I/O rack. The following examples...more
Attaching the Adapter Clip to a DIN Rail
Documents - 1562 - Published:
This document illustrates how to attach a DIN-rail clip (SNAP-RACKDIN) to a 35mm DIN rail. DIN-rail clips are used with I/O mounting racks, such as SNAP PAC racks, which hold I/O modules and a brain or rack-mounted controller.
PAC Control: Analog points higher than the 4th point on a SNAP-PAC-R1-B I/O unit show incorrect values
Knowledge Base - KB86580 - Published:
Note: This issue is related to PAC Control software, not to the SNAP-PAC-R1-B firmware or hardware.  If your strategy includes a SNAP-PAC-R1-B I/O unit that has an analog I/O module with more...more
SNAP Simple Brain Data Sheet
Documents - 1452 - Published:
*** The SNAP-ENET-S64 is obsolete and no longer available. *** Opto 22 suggests you consider SNAP-PAC-R2.  Opto 22 SNAP Simple I/O™ is a low-cost solution that offers...more
Technical Note: Using Offset and Gain
Documents - 1359 - Published:
This technical note shows you how to set offset and gain for Opto 22 analog input modules. It includes instructions for the following Opto 22 hardware: groov RIO Universal I/O units...more
Incorrect Snap-AIRTD-10 readings
Knowledge Base - KB81007 - Published:
SNAP-PAC-AIRTD-10 readings are incorrect from both PAC Control debug mode and PAC Manager. PAC Control version R9.0d and newer is also needed in order to support the SNAP-PAC-AIRTD-10 module.
SNAP PAC Components
Demo - Published:
Whether your application is simple or complex, Opto 22’s SNAP PAC System gives you the building blocks to meet your goals: software and servers, controllers, brains, I/O modules, and...more
Guide to Troubleshooting Legacy Opto 22 Products
Documents - 1104 - Published:
This document provides troubleshooting and use information for legacy Opto 22 products, including solid-state relays, G1 (Standard) and G4 I/O, Pamux, Optomux, SNAP digital and analog I/O modules, and serial B3000 SNAP brains.
Timeout error (-39) occasionally returned on SNAP PAC serial ports
Knowledge Base - KB84092 - Published:
When you use serial communications on a SNAP PAC hardware controller for anything other than I/O, you may receive occasional timeout (-39) errors. This issue affects only the use of serial ports on...more
SNAP-PAC-SB Brains may drop packets at 230.4 kBd
Knowledge Base - KB81390 - Published:
Serial communication packets may be dropped on an RS-485 link with two or more SNAP-PAC-SB1 or SNAP-PAC-SB2 brains that are set to 230.4 kBd, and that have at least one analog module installed on any...more
HART protocol input module stops receiving HART responses
Knowledge Base - KB84634 - Published:
When communicating with HART field devices, you may stop receiving responses to HART commands in the controller. However, the module is still transmitting and the field device is still responding...more
Analog inputs configured as scalable, report a fixed value corresponding to 0 counts on serial B3000
Knowledge Base - KB48091 - Published:
Analog input modules configured with custom scaling (OptoControl or ioControl), or engineering unit scaling (custom application communicating directly to I/O) in positions 8, 10, 12, and 14, may...more
SNAP-SCM-485-422 not recognized after 'Restart I/O unit from powerup' from PAC Manager
Knowledge Base - KB57560 - Published:
After issuing the command Tools→Inspect→Status Write→Restart I/O unit from powerup from PAC Manager, a SNAP-PAC brain does not recognize a SNAP-SCM-485-422 module configured for 4...more
SNAP-AIRATE-HFi reports value of 0 Hz instead of out-of-range value when field signal is below lower range
Knowledge Base - KB85141 - Published:
The value returned for a SNAP-AIRATE-HFi if the field signal is disconnected or less than the specified lower operating range is 0 Hz. This value appears if the module shows less than the lower range...more
PAC Manager error when I/O Unit Image file does not match the analog modules installed on brain
Knowledge Base - KB57775 - Published:
In PAC Manager, if an I/O Unit Image file is sent to another brain that does not have the same analog modules installed, an error occurs. The message displayed reports there were "incompatible kernel...more
Analog output point inverted scaling may be unstable
Knowledge Base - KB54754 - Published:
You can use custom scaling to invert readings for analog input points. Inverted scaling accommodates field devices (sensors) that are wired to the SNAP module in a way that produces a negative...more
PAC Control Command Reference
Documents - 1701 - Published:
This document provides detailed information on commands used in PAC Control, part of the PAC Project Software Suite. PAC Control is control programming software used by Opto 22's groov EPIC...more
Analog output points reset to low scale or zero-equivalent; counts increase for Module Times Discovered and Arcnet Reconfigs
Knowledge Base - KB86631 - Published:
If the value of an analog output point changes, after a few minutes, the value may then reset to the module's "low scale" or zero-equivalent value. Unipolar modules (like SNAP-AOV-5...more
HART Sample Subroutines for PAC Control Technical Note
Documents - 2129 - Published:
This technical note describes how to install and use the HART (Highway Addressable Remote Transducer) Sample Subroutines for PAC Control. These subroutines allow Opto 22 controllers using PAC...more
PAC Control User's Guide
Documents - 1700 - Published:
This document shows you how to use PAC Control, part of the PAC Project Software Suite, to develop control programs to run on groov EPIC processors and SNAP PAC controllers. These programs, called...more
'Set Analog Offset' PAC Control command limits offset values
Knowledge Base - KB80260 - Published:
The "Set Analog Offset" command limits the offset value (the To parameter) to within a range of +/-4095 counts for mistic analog input points. While this is the count range for G4 mistic I/O, SNAP...more
Using Quadrature Counters Technical Note
Documents - 1823 - Published:
Incremental encoders are often used to track movement in applications from cranes and conveyors to motion control and robotics, where control depends upon knowing a precise position, speed, or...more
CAN RX/TX Integration Kit for PAC Project Technical Note
Documents - 2151 - Published:
The Opto 22 CAN Integration Kit for PAC Project - Transmit and Receive (part number PAC-INT-CAN-RXTX) provides sample PAC Control subroutines and charts so that your Opto 22 SNAP PAC System...more
Incorrect scaled analog output XVAL when strategy is initially run
Knowledge Base - KB81347 - Published:
A scaled analog output module's XVAL is initially incorrect until a command in the PAC Control strategy writes to the analog module.   For example: A SNAP-AOV-23 has the Lower Scaled value...more
Profibus-DP Master Technical Note
Documents - 1591 - Published:
This technical note describes how to install and configure the Opto 22 Profibus-DP® Master Software in order to use Opto 22’s PAC Control to monitor and control a Profibus-DP network through a SNAP-SCM-PROFI module.
Possible bus error (-16) or controller problems on I/O initialization
Knowledge Base - KB81190 - Published:
Depending on the I/O points that are configured, the controller message queue may report a bus error (-16 Bus error) when a strategy is downloaded to a controller, or the controller may reset...more
PID Input scale not displayed as expected in PIDViewer
Knowledge Base - KB80995 - Published:
Changes to the Input Min and Max values for the PID Button Configuration in Configurator are not displayed correctly in the PIDViewer at Runtime. For example, a SNAP-AICTD input module has a default...more
groov: Cannot clear NaN error received when using the trend gadget
Knowledge Base - KB84373 - Published:
In a trend gadget in groov, if you see an error that states, "An unexpected error has occured. Details: Invalid value received from the server: NaN" you are unable to dismiss the error dialog box...more
IEC60870-5 Integration Kit for PAC Project Guide
Documents - 2098 - Published:
IMPORTANT: The PAC-INT-IEC60870-5 Integration Kit for PAC Control is available as a free download from our website. It is provided as freeware in "as is" condition and may be...more
Digital output channel turns off or toggles after downloading and running PAC Control strategy
Knowledge Base - KB90196 - Published:
You may observe incorrect channel status when you download a strategy to a SNAP PAC controller or groov EPIC processor that configures a mechanical relay digital output channel...more
Split-Core Current Transformers Data Sheet
Documents - 1938 - Published:
Split-core current transformers (CTs) offer an easy, safe, and inexpensive method for monitoring electrical energy usage. This data sheet describes split-core CTs with a 0.333 VAC secondary. These...more
Storing to flash on brains does not store SNAP-AILC load cell parameters
Knowledge Base - KB51834 - Published:
Storing the configuration to flash on an I/O unit does not store the SNAP-AILC load cell parameters “Load Cell Fast Settle Level” and “Load Cell Filter Level”. After rebooting, the brain does not...more
Can't change state of output points on Mistic I/O units after power interruption
Knowledge Base - KB86329 - Published:
If power is cycled to a Mistic I/O unit and then communication from the PAC controller to the Mistic I/O unit is re-enabled, the controller won't send all the required point configuration commands to...more
SNAP IO4AB Learning Center User's Guide
Documents - 1798 - Published:
NOTE: Due to the unavailability of essential parts, the SNAP-IO4ABLC is obsolete as of April 2022. This document will remain available on our website for customers who already own this Learning...more
Using the SNAP PAC REST API with Excel
Documents - 2229 - Published:
This document (included in OptoTutorial 2229) provides the instructions to create a Microsoft Excel® worksheet with Visual Basic® for Applications (VBA) macros that: Read and write to...more
PAC Manager
Downloads - Published:
PAC Manager is a configuration and maintenance utility used with all SNAP PAC controllers and brains. Use it to assign and change IP addresses, load new firmware, configure points and features, and...more
PAC Control Integration Kit for 60870-5-101 and 60870-5-104 Protocols
Downloads - Published:
IMPORTANT: The IEC60870-5 Integration Kit for PAC Control is available as a free download from our website. It is provided as freeware in "as is" condition and may be used at...more
PAC Display Basic
Downloads - Published:
PAC Display Basic, part of the PAC Project Software Suite, is a user-friendly HMI package for building operator interface applications to communicate with groov EPIC systems, groov RIO edge I/O...more
SNAP PAC Controllers and Brains Firmware README
Documents - rm_snap_pac_fw - Published:
This README (also called Release Notes) file lists revision changes made to the firmware used in SNAP PAC S-series, R-series, and SoftPAC controllers; SNAP PAC EB-series and SB-series brains; and G4EB2 and G4D32EB2 brains.
Case Study: 350 Years, 19,008 Positions—Monitoring Bulgaria’s National Radioactive Waste Repository
Documents - 2459 - Published:
View the HTML page In Bulgaria, 19,008 cell package positions of radioactive waste from its nuclear power plants must be tracked and monitored for the next 350 years. To achieve this, Bulgaria'...more
SoftPAC Controller Firmware
Downloads - Published:
This download contains the current firmware for the SoftPAC software-based controller. For information about the changes and fixes in the current version, see the SNAP PAC Controllers and Brains...more
SNAP-PAC-SB2 Brain Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-SB2 brain. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See the...more
SNAP-PAC-SB1 Brain Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-SB1 brain. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See the...more
SNAP-PAC-S2-W Controller Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-S2-W controller. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See...more
SNAP-PAC-S2 Controller Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-S2 controller. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See the...more
SNAP-PAC-S1-W Controller Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-S1-W controller. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See the...more
SNAP-PAC-S1 Controller Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-S1 and SNAP-PAC-S1-FM controllers. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See the...more
SNAP-PAC-R2-W Controller Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-R2-W controller. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See...more
SNAP-PAC-R2 Controller Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-R2 controllers. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See...more
SNAP-PAC-R1-W Controller Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-R1-W controller. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See the...more
SNAP-PAC-R1 Controller Firmware
Downloads - Published:
This download contains a zip file with current firmware for the SNAP-PAC-R1 (including the GEN2 edition), SNAP-PAC-R1-B, and SNAP-PAC-R1-FM controllers. There are two firmware files for SNAP-PAC...more
SNAP-PAC-EB2-W Brain Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-EB2-W brain. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See the ...more
SNAP-PAC-EB2 Brain Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-EB2 brains. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See the...more
SNAP-PAC-EB1-W Brain Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-EB1-W brain. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See the ...more
SNAP-PAC-EB1 Brain Firmware
Downloads - Published:
This download contains current firmware for the SNAP-PAC-EB1 and SNAP-PAC-EB1-FM brains. Current firmware for all SNAP PAC brains and controllers is available in a single download here. See the...more
Firmware for all SNAP PAC products
Downloads - Published:
Firmware for all SNAP PAC products (single download). See the SNAP PAC Controllers and Brains Firmware Release Notes (also called README) document for information on changes and fixes in the...more
G4EB2 Brain Firmware
Downloads - Published:
Firmware for the G4EB2 brain, including part numbers G4D32EB2 and G4D32EB2-UPG. See the SNAP PAC Controllers and Brains Firmware Release Notes (also called README) document for information on...more
White Paper: Building Industrial Data Systems You Actually Own
Documents - 2456 - Published:
View this white paper on a web page. Most automation systems were built for a specific purpose, not for integration. PLCs control machines; SCADA systems display data; historians store data. But...more
SNAP PAC Controller Comparison Chart
Documents - 2037 - Published:
This chart compares details for all SNAP PAC programmable automation controllers: SoftPAC software controller, SNAP PAC S-series standalone controllers, and SNAP PAC R-series rack-mounted controllers...more
SoftPAC Software-based Controller for PC-based Control
Documents - 2020 - Published:
SoftPAC™ is a software-based programmable automation controller (PAC) designed for PC-based control. SoftPAC gives you the choice of running your control program in a Microsoft Windows environment rather than on a hardware controller.
SNAP PAC System Specification Guide
Documents - 1696 - Published:
This guide is a comprehensive introduction to the SNAP PAC System. The guide describes the system's components (software, controllers, I/O processors, and I/O); shows how to build a basic system...more
SNAP PAC Controller and Brain Comparison Chart
Documents - 1677 - Published:
This document compares features of SNAP PAC hardware controllers (SNAP PAC S-series and R-series) and SNAP PAC brains, all part of the SNAP PAC System. NOTE: Due to the unavailability of essential...more
SNAP PAC R-Series Controllers User's Guide
Documents - 1595 - Published:
This user's guide shows you how to install and use Opto 22's SNAP PAC R-series programmable automation controllers. SNAP PAC R-series controllers are on-the-rack industrial controllers. Each...more
SNAP PAC R-Series Controller Data Sheet
Documents - 1594 - Published:
This data sheet describes Opto 22's SNAP PAC R-series programmable automation controllers, part of the SNAP PAC System. A SNAP PAC R-series controller is an on-the-rack, industrially...more
SNAP PAC S-Series Controllers Data Sheet
Documents - 1584 - Published:
This data sheet describes Opto 22's SNAP PAC S-series programmable automation controllers. SNAP PAC S-series controllers are standalone industrial controllers that are used as part of an...more
OptoOPCServer User's Guide
Documents - 1439 - Published:
This guide shows you how to use OptoOPCServer, part of the PAC Project Software Suite, to share data from your Opto 22 groov EPIC System, SNAP PAC System, or Ethernet-based I/O units with OPC...more
Case Study: Ending Communication Failures Across 180 Remote Sites
Documents - 2455 - Published:
View the HTML page The Genesee County Drain Commissioner Division of Water & Waste Service (GCDC-WWS) in Michigan struggled with the communication slowdowns in their legacy radio polling...more
Case Study: When a Distributor Becomes a Manufacturer
Documents - 2453 - Published:
View in HTML Distributors can choose what they sell, but they can't control how it's built. With the liquid nitrogen industry being heavily dependent on overseas services and equipment...more
GRV-OMRIS-8 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-OMRIS-8 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
GRV-ODCIS-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-ODCIS-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
GRV-IACDCTTLS-24 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IACDCTTLS-24 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
GRV-OACIS-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-OACIS-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
GRV-OACS-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-OACS-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
GRV-IDCIS-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IDCIS-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
GRV-IDCS-24 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IDCS-24 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
GRV-IACIS-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IACIS-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
GRV-IACS-24 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IACS-24 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
GRV-IACIHVS-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IACIHVS-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware...more
GRV-IACHVS-24 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IACHVS-24 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware...more
groov Simple I/O Modules Firmware
Downloads - Published:
This download contains current firmware for the following modules, also called groov simple I/O modules: GRV-IACHVS-24 GRV-IACIHVS-12 GRV-IACS-24 GRV-IACIS-12 GRV-IDCS-24 GRV-IDCIS...more
GRV-CSERI-4 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-CSERI-4 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release Notes. You can...more
GRV-CCANI-2 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-CCANI-2 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release Notes...more
Case Study: Liquid Cooling for Data Centers and Stable Control at Scale
Documents - 2452 - Published:
View in HTML When Nautilus Data Technologies launched its first liquid-cooled data center facility in 2019 on the San Joaquin River in Northern California, they saw the potential in liquid cooling...more
B5 Digital Brain Board Data Sheet and Installation Notes
Documents - 0738 - Published:
This product is Obsolete and no longer available. Please contact Opto 22 Pre-Sales engineers with details about your specific application so they can help recommend parts. The...more
M4 Controller Ethernet Card Data Sheet
Documents - 1154 - Published:
*** NOTE: This part is obsolete and no longer available. *** Please contact Opto 22 Pre-Sales engineers for more information. The M4SENET-100 is an Ethernet network interface card...more
groov EPIC Power Supplies, Converters, and Adapters Data Sheet
Documents - 2246 - Published:
groov EPIC® power supplies, converters, and adapters provide AC or DC power for your Opto 22 groov EPIC System. This document provides information, specifications, and...more
groov Accessories Data Sheet
Documents - 2314 - Published:
groov accessories are additional or replacement parts designed specifically for the groov EPIC system. This data sheet covers items like groov I/O terminal connectors and cables that save you...more
POP Compliance Statement
Documents - 2346 - Published:
This document is a statement from Opto 22 about compliance with regulations from the European Union (EU) regarding Persistent Organic Pollutants (POPs). 
Case Study: Stopping Leaks Before They Stop Production
Documents - 2449 - Published:
View in HTML With miles of mining pipelines in Peru, national regulations require continuous monitoring to prevent spills and ensure safe operation. For mining companies, this means the search is...more
Using Opto 22’s groov Products in 21 CFR Part 11 Compliant Environments
Documents - 2448 - Published:
This form explains how Opto 22 groov platforms support the electronic record, authentication, audit, and data-integrity requirements for life sciences manufacturing defined in Title 21 of the Code of...more
Legacy and Current SNAP Product Comparison and Compatibility Charts
Documents - 1693 - Published:
This document compares SNAP PAC System hardware and software with legacy Opto 22 SNAP systems and provides compatibility information in a series of detailed charts. If you're combining...more
From Smart Sumps to Smarter Mines
Documents - 2447 - Published:
View in HTML Check out the Who's groovin' EP3. Surety Automation video. For underground mines, water control is everything. Trapped water can create real drowning and electrocution...more
Case Study: Plant Extraction OEM Brings Control Systems In-House
Documents - 2445 - Published:
View in HTML Plant extraction is the process of separating useful compounds from plant material, relying heavily on temperature control, which is even more critical for cannabis where precise...more
SVG Image Library
Downloads, Demo - Published:
Select, modify, and download an image from our free library containing images for manufacturing, processing, HVAC, flow, transportation, and many other images.
SNAP PAC Redundancy Option User's Guide
Documents - 1831 - Published:
This guide describes how to set up an Opto 22 control system with controller-level redundancy. It is intended to be used with the SNAP PAC Redundancy Option Kit, part number SNAP-PAC-ROK.
Legacy Edition, PAC Control Commands Quick Reference
Documents - 1713 - Published:
This document is the Legacy Edition of the PAC Control Commands Quick Reference. It lists all PAC Control commands used with both SNAP PAC hardware and legacy hardware. Use this reference card if...more
OptoDataLink User's Guide
Documents - 1705 - Published:
This guide shows you how to use OptoDataLink, part of the PAC Project Software Suite, to collect and share data from Opto 22 SNAP PAC industrial controllers and other sources, and then send...more
PAC Control Commands Quick Reference
Documents - 1703 - Published:
This document provides a quick reference to all commands used in PAC Control, part of the PAC Project Software Suite. PAC Control is control programming software for the Opto 22 SNAP PAC System....more
B3000-B Serial Brains User's Guide
Documents - 1781 - Published:
Due to the unavailability of critical components, the B3000-B Serial brain reached its end-of-life status. The product is officially designated as obsolete. For existing systems, we recommend...more
Case Study: Automating Ecuador’s Largest Regional Water Project
Documents - 2444 - Published:
View in HTML When local leaders of Northern Ecuador commissioned a new regional water treatment plant to supply clean water to 300,000 people across five municipalities, the contractor knew that...more
groov Analog Current Input Module Data Sheet
Documents - 2239 - Published:
groov analog current input modules are part of Opto 22's groov EPIC® System. This document includes descriptions, specifications, and wiring and dimensional diagrams for the following part numbers: GRV-IMA-24 GRV-IMAI-8
Image Library and SVG Editors
Downloads, Demo - Published:
Select, modify, and download an image from our free library containing images for manufacturing, processing, HVAC, flow, transportation, and many other images.
OptoOPCServer Data Sheet
Documents - 1487 - Published:
This data sheet describes OptoOPCServer, part of the PAC Project software suite. OptoOPCServer is an OPC 2.0-compliant server that connects your OPC client software with Opto 22 Ethernet-based controllers and I/O units.
SNAP PAC Learning Center Data Sheet
Documents - 1639 - Published:
NOTE: Due to the unavailability of essential parts, the SNAP-PACLC is obsolete as of April 2022. This document will remain available on our website for customers who already own a SNAP PAC Learning...more
Case Study: Interlog Standardizes Solar Plant Monitoring Across Chile
Documents - 2443 - Published:
View in HTML Check out the Who's groovin' EP.5 CVE Chile video. Monitoring one solar plant is no small feat...so how about trying to monitor 30 of them scattered across 3,000...more
groov RIO Learning Center Setup
Documents - 2361 - Published:
This document comes in the box with your groov RIO Learning Center (part numbers GRV-RIO-LC and GRV-RIO2-LC). It shows you how to set up and use the Learning Center, including how to...more
Modbus/TCP Protocol Guide
Documents - 1678 - Published:
This document shows you how to set up communication between Ethernet-based Modbus systems (using Modbus/TCP) and the groov EPIC system or SNAP PAC System. The groov EPIC system uses groov I/O...more
Case Study: Cannabis Grower Reclaims Control with Industrial Automation
Documents - 2442 - Published:
View in HTML Pearl Pharma, a cannabis cultivator based in Santa Rosa, CA, wanted full control over the quality and consistency of their plants, so they started building a brand new facility with...more
Case Study: Modernizing Data Acquisition in the Oilfield
Documents - 2441 - Published:
View in HTML With the completions sector relying heavily on manual processes, such as hand-recorded spreadsheets and equipment with no internet connectivity, it is a struggle to prove performance...more
Case Study: Ridge Vineyards Enhances Sustainability with Advanced Wastewater Automation
Documents - 2439 - Published:
View in HTML Since 1962, Ridge Vineyards of California has championed single-vineyard winemaking, embracing "pre-industrial" techniques that avoid modern additives and over-processing to...more
groov EPIC Processor Data Sheet
Documents - 2245 - Published:
This data sheet describes Opto 22's groov EPIC® processors, part numbers GRV-EPIC-PR1 and GRV-EPIC-PR2, which are embedded Linux®, real-time controllers with...more
Case Study: Automotive Manufacturer Accelerates Digital Transformation
Documents - 2438 - Published:
View in HTML Check out the Who's groovin' EP1. Moriroku video. Moriroku Technology North America (MTNA), a Tier 1 automotive supplier operating four plants in the U.S. and Canada...more
GRV-OVMAILP-8 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-OVMAILP-8 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
GRV-IACDCTTL-24 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IADCTTL-24 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware readme...more
GRV-IDCI-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IDCI-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release Notes...more
White Paper: Machine Monitoring with Edge Devices
Documents - 2436 - Published:
View this white paper on a web page. Keeping machines running smoothly is at the heart of every industrial operation. Machine monitoring helps avoid unplanned downtime by providing the real-time...more
Case Study: CryoPhit USA Delivers Advanced Automated Cryotherapy Solution
Documents - 2435 - Published:
View in HTML Based in Southern California, CryoPhit USA specializes in designing and manufacturing state-of-the-art cryotherapy chambers tailored for the fitness, health, and wellness industry...more
groov Manage REST API example for Microsoft Excel
Downloads - Published:
This download includes a macro-enabled Microsoft Excel file that demonstrates the following: 1) reading I/O data for a groov EPIC or groov RIO; 2) displaying I/O data in a chart; and 3) writing to I...more
EtherNet/IP Configurator Readme Notes
Documents - rm_eip_configur - Published:
Latest Readme for EtherNet/IP Configurator. Includes information on new features, enhancements, and bug fixes. Also see Form 1819, the EtherNet/IP 3.0 Release Notes, which includes important information on installation and use.
EtherNet/IP Configuration Software
Downloads - Published:
Opto 22 EtherNet/IP Configurator is free configuration software for preparing Opto 22 SNAP I/O units for use with an Allen-Bradley® PLC system. Use EtherNet/IP Configurator to configure...more
PCI-AC5, PCIe-AC5, and AC5 User's Guide
Documents - 1211 - Published:
*** NOTE: These products are OBSOLETE and no longer available.*** Opto 22 PCI-AC5, PCIe-AC5, and AC5 (or G4AC5) adapter cards provide an interface between personal computers and Opto ...more
Mistic 200 Remote Communication Kit Data Sheet
Documents - 0534 - Published:
*** Note: The G4RCOMMKIT is OBSOLETE and no longer available. *** Please contact Opto 22 Pre-Sales engineers for more information. The G4RCOMMKIT is a collection of communication...more
Case Study: Simplifying Access to Many Systems with One Interface
Documents - 2434 - Published:
View in HTML Check out the Who's groovin' EP2. Morro Bay​ video. The City of Morro Bay, California is a popular coastal community that handles seasonal surges of tourists. For...more
SNAP I/O Configuration Utility
Downloads - Published:
The SNAP I/O Configuration Utility is used to configure analog I/O channels on the B3000 serial brain. It is typically used for applications with 3rd party software such as Wonderware or Intellution...more
PAC Terminal SSD Data Sheet
Documents - 1780 - Published:
PAC Terminal SSD (Secure Strategy Distribution™) is a special version of PAC Terminal that allows you to safely distribute a PAC Control strategy (either Basic or Pro) and to protect it once it...more
Optomux 16-Channel Digital and Analog Brain Boards Data Sheet
Documents - 0463 - Published:
*** NOTE: These products are obsolete and no longer available, due to the unavailability of essential parts.*** Drop-in replacement: The E1 brain board is a drop-in...more
Case Study: Reimagining Road Safety Throughout the Philippines
Documents - 2431 - Published:
View in HTML With the rapid growth of vehicles on the road, local authorities in the Philippines faced an increasingly demanding responsibility to keep the roads safe. To address this challenge...more
Case Study: Boosting Productivity with Scalable Monitoring at Costa Farms
Documents - 2430 - Published:
View in HTML Headquartered in Miami, Florida, Costa Farms is a 60-year-old, family-owned company with a deep passion for plants. They grow over 1,500 varieties on 5,200 acres across the...more
PCI-AC51 and PCIe-AC51 User's Guide
Documents - 1459 - Published:
*** These products are Obsolete. *** The PCI-AC51 and PCIe-AC51 are high-speed adapter cards designed to link the Pamux® bus to PCI-compatible or PCI Express-compatible computers. The PCI...more
PCI-AC51 Adapter Card Quick Start
Documents - 2041 - Published:
*** The PCI-AC51 is Obsolete and no longer available. *** The PCI-AC51 is a high-speed adapter card designed to link Opto 22 I/O to PCI-compatible computers for PC-based control using the Pamux...more
PCI-AC51 and PCIe-AC51 Adapter Card Data Sheet
Documents - 1457 - Published:
The PCI-AC51 [Obsolete] and PCIe-AC51 [Obsolete] are high-speed adapter cards designed to link the Pamux® bus to PCI-compatible or PCI Express-compatible computers. The PCI-AC51 ...more
PCIe-AC51 Adapter Card Quick Start
Documents - 2058 - Published:
This product, PCle-AC51 is Obsolete and no longer available. The PCIe-AC51 is a high-speed adapter card designed to link the Pamux® bus to PCI Express-compatible computers. This quick...more
groov Enclosures Data Sheet
Documents - 2340 - Published:
groov System enclosures make it easy to install Opto 22 groov EPIC and groov RIO products wherever you need them. These sturdy polycarbonate industrial enclosures protect your...more
SNAP Profibus Brain Data Sheet
Documents - 1109 - Published:
*** NOTE: This part is obsolete and no longer available. *** Please contact Opto 22 Pre-Sales engineers for more information. With the SNAP Profibus-DP brain, part number SNAP...more
PAC Terminal Secure Strategy Distribution (SSD) Registration Form
Documents - 1771 - Published:
PAC Terminal Secure Strategy Distribution (SSD) is used with Opto 22 PAC Project software (either Basic or Pro) to provide a level of strategy security that is most valuable to original...more
OptoEMU Sensor 3V Data Sheet
Documents - 1936 - Published:
*** NOTE: OPTOEMU-SNR-3V is obsolete and no longer available when current stock is depleted. OPTOEMU-PT600 is obsolete and not longer available. *** The OptoEMU Sensor™ Energy Monitoring...more
G4 Current Loop Output Modules Data Sheet
Documents - 0425 - Published:
Opto 22's current loop output modules provide a single channel of transformer and optically-isolated digital-to-current conversion for 0-20 mA and 4-20 mA current loops. This data sheet...more
Standard DC Input 16-Channel Integral Rack Data Sheet
Documents - 0480 - Published:
*** NOTE: These parts are OBSOLETE and no longer available. *** Please contact Opto 22 Pre-Sales engineers for more information. The PB16J and PB16K DC input racks provide 16 channels...more
Case Study: Varland Plating Upgrades 30-Year-Old Legacy System
Documents - 2423 - Published:
View in HTML Based in Cincinnati, Ohio, Varland Plating has been specializing in providing high quality, precision barrel plated finishes to their customers since 1946. For years, Varland manually...more
Cables (Classic) Data Sheet
Documents - 0490 - Published:
Opto 22 supplies several standard 50-conductor, ribbon cables that interface with various host controllers. This data sheet covers: HH1.5, 1.5-foot header-to-header cable HH4, 4...more
Power Supplies for M4 Controllers Data Sheet
Documents - 0672 - Published:
*** NOTE: These parts are obsolete and no longer available. *** There are six models of input power supplies available for any Modular controller. This data sheet describes these parts: M4PS12D, M4PS24D, M4PS48D, M4PS125D, M4PS120A, M4PS240A.
G4 Analog TPO Modules Data Sheet
Documents - 0570 - Published:
*** Note: The G4DA9 and G4DA10 are OBSOLETE and no longer available. *** The G4DA9 and G4DA10 time proportional output (TPO) modules provide digital control from a Mistic Analog brick or Modular controller.
Case Study: Open-Source Platform Supports OEM Integration
Documents - 2421 - Published:
View in HTML Gurtler Industries, a third-generation family business based in the United States Midwest, remains a leading provider of laundry chemical products, services, and support for many...more
G4 Analog Rate Input Module Data Sheet
Documents - 0646 - Published:
*** NOTE: G4AD26 is obsolete and no longer available. ***​ Please contact Opto 22 Pre-Sales engineers for more information. The G4AD26 module provides a single channel of transformer and optically-isolated analog-to-digital conversion.
OptoTagPreserve
Downloads - Published:
OptoTagPreserve copies variables from your PAC Control strategy running on a groov EPIC processor or SNAP PAC controller and saves them in a password-protected binary file or a plain-text XML...more
Addressable RS232-RS485 Interface Data Sheet
Documents - 0470 - Published:
*** NOTE: AC31A, AC31B and AC31C are obsolete and no longer available. ***  Please contact Opto 22 Pre-Sales engineers to discuss options for your specific application. The...more
RS422/RS485 Multidrop Repeater Data Sheet
Documents - 0469 - Published:
*** NOTE: The AC30A and AC30B are obsolete and no longer available. *** Please contact Opto 22 Pre-Sales engineers to discuss options for your specific application. The AC30A and...more
Case Study: ALTA Refrigeration
Documents - 2392 - Published:
View in HTML Check out the Who's groovin': EP.4 ALTA Refrigeration video. What’s the secret to providing superior service and staying competitive in a changing market? ...more
SNAP Ultimate Brain Data Sheet
Documents - 1291 - Published:
*** NOTE: The SNAP-UP1-ADS, SNAP-UP1-D64 and SNAP-UP1-M64 are obsolete and no longer available.  *** For new development, see groov RIO and groov EPIC. *** The SNAP Ultimate brain (SNAP...more
Case Study: Tucker Energy Services' DIY Upgrade
Documents - 2416 - Published:
View in HTML Based in the twin island nation Trinidad and Tobago, Tucker Energy Services (TES) is a leading provider of specialty services for the Oil and Gas industry. Their offerings include...more
Case Study: Heat Treatment OEM Chooses Flexibility, Scalability
Documents - 2419 - Published:
View in HTML Mercer Technologies, a veteran owned and operated company in Terre Haute, Indiana, is an expert on heat treatment processes. Over the last 30 years, they have relied on Opto 22...more
Case Study: Nucor subsidiary POK brings foundry to Industry 4.0
Documents - 2401 - Published:
View in html Moving to Industry 4.0 takes time and determination, especially for an established company in a heavy industry. Castings Foundry POK in Guadalajara, Mexico, a Nucor subsidiary...more
Case Study: Pinturas Tropical Adds Precision to Paint Production
Documents - 2418 - Published:
View in HTML Pinturas Tropical is a leading paint and coating producer operating in Santo Domingo, the capital city and main industrial hub of the Dominican Republic. They have been delivering...more
CAD 3D Drawing: G4ODC Digital Output Modules
Downloads - Published:
This CAD file contains a three-dimensional drawing of G4ODC digital DC output modules, part of the G4 I/O family. The drawing applies to the following modules: G4ODC15 G4ODC24 G4ODC24A G4ODC5 G4ODC5A
groov EPIC Learning Center 2 Package
Downloads - Published:
NOTE: The Learning Center 2 Package is not compatible with the older Learning Center product (GRV-EPIC-LC). The groov EPIC Learning Center 2 Package is designed for the groov EPIC Learning Center...more
groov EPIC Learning Center 2 Setup Guide
Documents - 2407 - Published:
NOTE: This document is not compatible with the obsolete product GRV-EPIC-LC. This document describes how to set up your groov EPIC Learning Center 2 (GRV-EPIC-LC2) and install the...more
Case Study: Paloma Irrigation and Drainage District Reduces Downtime and Pump Repair Costs
Documents - 2414 - Published:
View in HTML The Paloma Irrigation and Drainage District (PIDD) has been in operation for over 100 years in Gila Bend, Arizona, providing essential irrigation and drainage services to 30,000...more
groov EPIC Learning Center Data Sheet
Documents - 2286 - Published:
NOTE: The previous Learning Center (product GRV-EPIC-LC) is now obsolete.  The groov EPIC© Learning Center, part number GRV-EPIC-LC2, is a fully functioning package of Opto 22...more
White Paper: Industrial-strength MQTT/Sparkplug B
Documents - 2357 - Published:
View this white paper on a web page. Are you a system integrator, developer, engineer, or manager wondering if MQTT could help with your industrial internet of things (IIoT) application? If...more
groov Find
Downloads - Published:
groov Find is an optional utility program you can use on a Microsoft Windows computer to locate groov RIO units, groov EPIC processors, and groov Boxes on your network. Using groov Find, you can...more
G4 Analog Voltage Input Modules Data Sheet
Documents - 0423 - Published:
*** This parts are obsolete and no longer available when current stock is depleted. *** Opto 22’s voltage input modules provide a single channel of transformer and optically...more
Declaration of Conformity (EMC, LVD, RoHS)
Documents - 2285 - Published:
This document is the Manufacturer's Declaration of Conformity for the products listed herein, in accordance with European, international, and/or national standards and regulations.
SNAP Ethernet-Based I/O Units User's Guide
Documents - 1460 - Published:
*** NOTE: These products are obsolete and no longer available. For new development, we recommend groov RIO and groov EPIC. *** This guide shows you how to install, use, and troubleshoot I/O units...more
groov EPIC Learning Center 2 Assembly
Documents - 2409 - Published:
NOTE: This document is not compatible with the obsolete product GRV-EPIC-LC. This document comes in the box with your groov EPIC Learning Center 2 (part number GRV-EPIC-LC2). It shows...more
IO4AB User's Guide
Documents - 1909 - Published:
This guide provides instructions on how to set up EtherNet/IP messaging between an Allen-Bradley® Logix™ controller and Opto 22’s SNAP PAC I/O using Opto 22’s EtherNet...more
G4 Analog ICTD Input Module Data Sheet
Documents - 0429 - Published:
The G4AD4 analog input module works in conjunction with Opto 22’s ICTD probes and other industry-standard ICTDs. The module provides a single channel of optically isolated temperature-to-digital conversion.
Low Cost, High Performance Mistic 200 Controller Data Sheet
Documents - 0588 - Published:
The G4LC32SX is a cost effective, high performance controller designed to work within the Opto 22 family of rugged, compact controllers and I/O units. IMPORTANT NOTE: Due to difficulty...more
G4 Analog Voltage DC Output Modules Data Sheet
Documents - 0424 - Published:
G4 analog voltage output modules provide a single channel of transformer and optically isolated digital to voltage conversion. This data sheet includes:  G4DA4 [Obsolete, no longer...more
G4 Analog 0-5 Amp, AC/DC Current Module Data Sheet
Documents - 0428 - Published:
*** NOTE: This part is obsolete and no longer available when current stock is depleted. *** The G4AD16 module provides a single channel of optically-isolated true RMS current-to-digital conversion.
SNAP LCSX Controllers Data Sheet
Documents - 1047 - Published:
*** These products are obsolete and no longer available. *** The SNAP-LCSX and SNAP-LCSX-PLUS controllers are the cost-effective answer to applications requiring small, powerful, real-time industrial control.
Case Study: Point Energy Partners Replaces Outdated Controls with IIoT Edge Solution
Documents - 2412 - Published:
View in html Texas-based Point Energy Partners (PEP) specializes in acquiring and developing onshore U.S. oil and gas properties with extensive experience working in major basins across the nation...more
CE Declaration: Low Voltage
Documents - 0891 - Published:
This document is the Manufacturer's Declaration for the listed products as mentioned in the attachment - to which this confirmation refers - that they are in accordance with Directive 2014/35/EU.
GRV-IAC-24 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IAC-24 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware readme document. You can...more
Case Study: Apex Energy Replaces End-of-Life System for Improved Data
Documents - 2403 - Published:
View in html When the hardware for the automation system you’ve deployed throughout your entire installed base is suddenly declared end-of-life, you’re faced with a problem. That...more
GRV-OVMALC-8 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-OVMALC-8 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
GRV-IVIRMS-10 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IVIRMS-10 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
GRV-IVI-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IVI-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release  Notes ...more
PCI-AC48 Adapter Card
Documents - 1519 - Published:
*** The PCI-AC48 is obsolete and no longer available. *** The PCI-AC48 is an isolated, high-speed adapter card designed to link RS-485 serial devices, such as Opto 22's B3000 brains, with...more
SNAP TEX Cables Installation Note
Documents - 1775 - Published:
SNAP TEX cables make wiring to field devices easier. This installation note shows how to install the following cables: SNAP-TEX-CBO6 SNAP-TEX-CBE6 SNAP-TEX-CBS6
Opto 22 G4 Handler Case Study
Documents, Videos - Published:
This case study follows how Opto 22 used their own technology on the manufacturing floor to upgrade their G4 handler to automate testing and record production data. Read the Opto 22 G4 Handler Case Study.
Lumenyte International Case Study
Documents, Videos - Published:
This case study follows Lumenyte International in Foothills Ranch, CA as they use Opto 22 control equipment to monitor their very tightly controlled process for manufacturing lighting systems and...more
PayWerks Case Study
Documents, Videos - Published:
This case study follows PayWerks, Inc. in Newport Beach, CA as they solved an automation problem related to collecting both cash (bills and coins) and returning change at their toll booths. The Opto...more
Carnegie Science Center Case Study
Documents, Videos - Published:
This case study follows the Carnegie Science Center in Pittsburgh, PA as they use Opto 22 platform for their animation and lighting for their large miniature railroad which shows a scale model of...more
Wolf Lake Fish Hatchery Case Study
Documents, Videos - Published:
This case study follows Wolf Lake Fish Hatchery, who is one of six fish hatcheries in Michigan. Learn how the fish hatching process is a very delicate process. They selected Opto 22 modules for...more
Waterford Township DPW Case Study
Documents, Videos - Published:
This case study follows the Waterford Township uses advanced monitoring automation to treat and transport water to over 74,000 residents from 11 water plants and 62 sewer systems. Using Opto 22...more
Fedora Farms Case Study
Documents, Videos - Published:
This case study follows Fedora Farms in Northern California who uses Opto 22 SNAP PAC products to precisely control the drying process of their walnuts to 8% moisture content, the ideal moisture content for consumer safety and grower profitability.
Verizon Central Office Case Study
Documents, Videos - Published:
This case study follows Verizon's Central Office in Garden City, NY who is the biggest energy user in New York. To reduce their energy cost, they adopted a co-generation energy model partnering...more
New Belgium Brewing Case Study
Documents, Videos - Published:
This case study follows New Belgium Brewing Company showing how they use Opto 22 SNAP PAC Systems to control their facility's brewing processes, water facilities, sustainability efforts and a lot...more
Challenger Deep Case Study
Documents, Videos - Published:
It's a completely hostile world nearly 7 miles (10.9 km) beneath the ocean's surface. Explorer and filmmaker James Cameron pulled together a diverse team from all over the world to make the...more
California Controlled Atmosphere Case Study
Documents, Videos - Published:
How do you get fresh apples in March? CalCA knows the secret: strictly controlled storage. Central California farmers produce the bulk of the nation's fruits and vegetables. And employee-owned...more
Vista Irrigation District Case Study
Documents, Videos - Published:
From 1923 to the present, Vista Irrigation District has successfully delivered water to its Southern California customers despite increasing population, drought, and land-use changes. Transporting...more
Arizona Facility Services Case Study
Documents, Videos - Published:
Computer technology, business priorities, and trends in the enterprise data center (EDC) industry have changed a great deal over time. For data center owners with older buildings, aging...more
SCADA Solutions Case Study
Documents, Videos - Published:
When these California wind turbines were installed (up to 30 years ago), owners could just turn them on and make money. But now it's different. Now returns are based on a minute-by-minute market...more
Pioneer Energy Case Study
Documents, Videos - Published:
Why is North Dakota as bright as Chicago? It's flare gas from oil fields, a waste stream going up in smoke. Now Pioneer Energy is changing that waste into resources, adding up to 30% in...more
Press Release: Opto 22's groov EPIC Learning Center Delivers Hands-on Training
Documents - 2313 - Published:
Opto 22's groov EPIC Learning Center delivers hands-on training. This complete functional system lets engineers and developers train, experiment and even develop proof of concept projects right on the workbench.
Case Study: Clearing Harmful Algal Blooms
Documents - 2399 - Published:
View in html Harmful algal blooms (HABs) in lakes, rivers, and oceans are an increasingly severe problem worldwide. HABs can produce toxins that harm humans, kill fish, smother aquatic life, and...more
Standard Analog Current Output Modules Data Sheet
Documents - 0442 - Published:
These standard (G1) current output modules provide a single channel of optically isolated digital-to-current conversion. This document includes descriptions, specifications, and wiring and...more
GRV-OAC-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-OAC-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release Notes...more
GRV-ITR-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-ITR-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release Notes. You can...more
GRV-ODCI-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-ODCI-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release Notes...more
GRV-ODCSRC-24 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-ODCSRC-24 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release...more
Single Brick Terminal Adapter Data Sheet
Documents - 0431 - Published:
*** This product is obsolete and no longer available. *** The SBTA is used in remote systems to connect standard twisted pair communications cable to bricks not mounted on Mistic panels.
SNAP-LCM4 Data Sheet
Documents - 1106 - Published:
*** This product is obsolete and no longer available. *** The SNAP-LCM4 is a powerful industrial controller that provides real-time control and communication to input/output (I/O) systems, serial devices, motion controllers, and networks.
Digital I/O for Raspberry Pi Starter Kit Data Sheet
Documents - 2210 - Published:
*** NOTE: This part is OBSOLETE and no longer available. *** The           Digital I/O for Raspberry Pi Starter Kit gets you started sensing and...more
GRV-OACI-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-OACI-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release Notes...more
GRV-IICTD-12 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IICTD-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release Notes. You...more
SNAP PAC Redundancy Option Kit Data Sheet
Documents - 1901 - Published:
NOTE: Due to the unavailability of essential parts, the SNAP-PAC-ROK is obsolete and unavailable as of November, 2022. This document will remain on our website for customers who already own this...more
OptoTerminal Data Sheet
Documents - 1340 - Published:
*** These products are OBSOLETE and no longer available. *** Opto 22's OptoTerminal family brings a programmable, Ethernet-enabled, graphics-based operator interface to any location with...more
groov RIO Quick Start
Documents - 2342 - Published:
This Quick Start page comes packed in the box when you purchase a groov RIO edge I/O module, part number GRV-R7-MM1001-10 or GRV-R7-MM2001-10. 
LC4-family Single-board Controller Data Sheet
Documents - 0475 - Published:
*** This product is obsolete and no longer available. *** The LC4 family of controllers provides powerful, low-cost, single-board computers which perform the function of a local controller on a...more
M4 Controllers I/O Extender Data Sheet
Documents - 0671 - Published:
*** This product is obsolete and no longer available. ***  The M4RTUX I/O extender is an I/O expansion option for the M4RTU that adds eight G4 digital and four G4 analog I/O channels.
G4 Digital 16-Channel DC Output Integral Rack Data Sheet
Documents - 0742 - Published:
*** This product is obsolete and no longer available. ***  The G4PB16L DC output rack provides 16 channels of optically-isolated outputs for controlling or switching small DC loads by a B1, B5,...more
B6 Analog Brain Board Data Sheet and Installation Notes
Documents - 0739 - Published:
**** This product is obsolete and no longer available.**** The Pamux B6 is an addressable analog brain board that can control up to 16 input and output points in distributed I/O applications. The B6 is designed for use with Opto 22 mounting racks.
Mistic 16-Channel Analog Brain Board Data Sheet
Documents - 0730 - Published:
**** This product is obsolete and no longer available. **** Please contact Opto 22 Pre-Sales engineers to discuss options for your specific application. The B200 is a high-performance analog...more
Mistic 16-Channel Digital Brain Board Data Sheet
Documents - 0729 - Published:
**** This product is obsolete and no longer available. **** Please contact Opto 22 Pre-Sales engineers to discuss options for your specific application. The B100 is a high-performance digital...more
Standard Rate Input Module Data Sheet
Documents - 0498 - Published:
**** This product is obsolete and no longer available. **** Please contact Opto 22 Pre-Sales engineers to discuss options for your specific application. The AD20 module provides a single channel...more
ioProject Software Suite Data Sheet
Documents - 1473 - Published:
*** NOTE:  Three products in this suite (IOPROJECTBAS, IOPROJECTPRO, and IOCONTROLPRO)  are OBSOLETE and no longer available.*** This data sheet describes Opto 22's legacy...more
G4 Digital 16-Channel DC Input Integral Rack Data Sheet
Documents - 0732 - Published:
NOTE: G4PB16J and G4PB16K are obsolete and no longer available. The G4PB16J and G4PB16K DC input racks provide 16 channels of optically-isolated inputs for sensing on/off DC voltage levels by...more
Optomux Half-Duplex Modem Adapter Card Data Sheet
Documents - 0043 - Published:
*** NOTE: This product is obsolete and no longer available. *** Please contact Opto 22 Pre-Sales engineers to discuss options for your specific application.   The AC8...more
M4RTU Data Sheet
Documents - 0675 - Published:
*** NOTE: This product is obsolete and no longer available, due to the unavailability of essential parts. *** NOTE: For new development, we recommend a SNAP PAC programmable automation...more
groov View Action Plan Data Sheet
Documents - 2150 - Published:
*** This product is obsolete and no longer available. *** The groov View Action Plan gives you a simple, effective mobile operator interface—your own custom mobile app designed for your...more
Mistic 200 Power Supplies Data Sheet
Documents - 0988 - Published:
*** NOTE: These products are obsolete. *** If you need to replace it, use a third-party linear or isolated switching power supply. Brick Power Supply 7 Bricks 120 VAC ----------------...more
Fiber Optic Datalink Repeater Data Sheet
Documents - 0521 - Published:
The AC40 is a fiber optic repeater designed to allow RS-485 communication devices to communicate over a fiber optic data link. *** IMPORTANT NOTE: Due to difficulty obtaining parts, the AC40...more
AC37 High-Speed ISA Bus to Remote Bus Adapter Card Data Sheet
Documents - 0537 - Published:
The AC37 is an isolated, high-speed serial interface for AT-class IBM-compatible computers and is compatible with all Opto 22 16-bit and 32-bit software and hardware. *** This product is obsolete and no longer available. ***
GRV-IVAPM-3 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IVAPM-3 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Release Notes. You can...more
Getting Started with MQTT in groov Products
Documents - 2350 - Published:
Opto 22’s groov EPIC® edge programmable industrial controller and groov RIO® edge I/O give you many ways to use MQTT data communications—via groov Manage, Node-RED, or...more
Case Study: Farm Data Systems and Azcal Management
Documents - 2395 - Published:
View in html In drought-prone California, farmers walk a fine line on water use. Water costs, government regulations, and concern for future water availability all affect how crops are...more
GRV-IV-24 Module Firmware
Downloads - Published:
This download contains current firmware for the GRV-IV-24 module. For a list of new features, enhancements, and bug fixes included in this firmware, see the groov I/O Modules...more
Case Study: RDI Controls
Documents - 2376 - Published:
View in HTML Turbine-control experts RDI Controls provided fully engineered retrofit packages to solve a customer's repeated control and maintenance issues at three peaking plants. Common...more
Opto 22 RoHS Statement of Compliance - Industrial Monitoring
Documents - 1647 - Published:
This document is a statement of compliance with the EU Directive 2011/65/EU of 8 June 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment (recast...more
CAD 3D Drawing: OPTO-P1-40P Digital I/O Carrier Board for Raspberry Pi
Downloads - Published:
This CAD file contains a three-dimensional drawing of the OPTO-P1-40P digital I/O carrier board for Raspberry Pi. The drawing applies to the following part numbers: OPTO-P1-40P OPTO-P1-STARTERKIT-1
Building an HMI that Works: Best Practices for Operator Interface Design
Documents - 2061 - Published:
Human Machine Interfaces (HMIs) are requiring a new standard in today’s automation industry. This white paper takes a look at the industry's best practices for building an effective HMI...more
Case Study: Industrial Combustion and Gasification Research Facility
Documents - 2133 - Published:
The Industrial Combustion and Gasification Research Facility (ICGRF) at the University of Utah in Salt Lake City was established in 1995. The original facility housed a 1.5 MW pulverized coal...more
Case Study: SCADA Solutions
Documents - 2137 - Published:
View in HTML Thirty-year-old wind turbines enter the 21st Century with a new energy management system from California-based integrator SCADA Solutions. Watch the SCADA Solutions Case Study video for more information.
Edge Computing in Industrial Automation
Documents - 2184 - Published:
Successful industrial internet of things (IIoT) applications send data from systems that monitor and control the physical world to information technology (IT) data processing systems. There the data...more
Application Brief: Plummer's Environmental Services
Documents - 2146 - Published:
View in HTML  Industrial services company Plummer's Environmental Services collects, treats, and disposes of thousands of gallons of liquid waste. Opto 22 SNAP PAC and groov products help make it happen.
Case Study: Natural Fruit Corporation
Documents - 2197 - Published:
View in HTML Natural Fruit Corporation wanted a better way to remotely monitor and control their refrigeration systems and eliminate the need to physically be on site to verify that systems are...more
Case Study: J.A. King
Documents - 2249 - Published:
Whether it’s making sure grains are stored without excess moisture, weighing raw materials for chemical production, or batching and mixing ingredients for baked goods, automation is key to...more
Case Study: AAQUA NV
Documents - 2292 - Published:
Antwerp-based AAQUA NV has specialized in engineering and constructing industrial wastewater treatment plants since 1999, with customers all over the world. Where possible, the company also...more
Case Study: Blendtech Cuts the Cost of API 2350 Compliance
Documents - 2329 - Published:
View in HTML When the American Petroleum Institute (API) introduced updates to API Standard 2350, “Overfill Protection for Storage Tanks in Petroleum Facilities,” Blendtech...more
Case Study: netDNA Automates Water Management
Documents - 2319 - Published:
View in HTML In the oil and gas industry, technological advances like hydraulic fracturing (fracking) and horizontal drilling have caused a boom in exploration and drilling. The initial ...more
Case Study: FCI Watermakers
Documents - 2306 - Published:
View in HTML Question: What do a yacht owner, an island resort, and a Las Vegas chef have in common? Answer: They all need a reliable source of good fresh water—and they all count...more
Case Study: Alta Forest Products grows new HMI
Documents - 2305 - Published:
View in HTML When the world’s largest producer of fence boards invested heavily in redesigning the handling and processing systems at its four sawmills, scattered across two states...more
White Paper: Building Industrial IoT from Edge to Cloud
Documents - 2348 - Published:
View this white paper on a web page. Sharing process data has long been a goal of industrial automation, but traditional operational technology (OT) architectures are poor at scaling...more
White Paper: Meet the Future: Edge Programmable Industrial Controllers
Documents - 2309 - Published:
View this white paper on a web page For today's controls engineers, new demands to use and share data present three main challenges: security, complexity, and expense. These IIoT or data...more
White Paper: I/O for the IIoT
Documents - 2338 - Published:
In an era of increasing connectivity and technical capabilities, it seems like simple ideas should be simple to achieve. But industrial internet of things projects, even simple ones, are...more
Case Study: Martins Electrical Service provides easy EaaS for OEM
Documents - 2358 - Published:
View in HTML Equipment-as-a-service (EaaS) involves renting out equipment and collecting payment periodically, rather than selling the equipment outright. OEM Shumaker Industries needed detailed...more
Case Study: Dignified Motors Makes Driving Accessible
Documents - 2356 - Published:
  View in HTML What do you do if you own a beautiful truck but one day find yourself a wheelchair user? Dignified Motors answers that kind of question every day. See how an...more
Case Study: Automated Concepts, Inc.
Documents - 2366 - Published:
View in HTML In this short case study, see how Automated Concepts quickly produced a prototype for temperature control with a mobile HMI, using groov RIO (GRV-R7-MM1001-10) and its included IIoT software, Node-RED.
Case Study: Engenuity, Inc.
Documents - 2365 - Published:
View in HTML Engenuity, an Oil & Gas original equipment manufacturer (OEM), delivers a reliable automated pressure testing solution that saves their customers hundreds of thousands of dollars...more
Case Study: American Metal Processing
Documents - 2349 - Published:
View in HTML American Metal Processing (AMP) is the largest rotary heat-treating facility in the U.S.A. When their PLCs began experiencing regular failures and the operating system of their HMI...more
Configuring the B3000-B Technical Note
Documents - 1927 - Published:
This document shows basic configuration data for the B3000-B serial brain, a drop-in replacement for the obsolete B3000. This document is included in the box when you receive a B3000-B brain. For...more
Case Study: Vista Irrigation District
Documents - 2179 - Published:
View the Vista Irrigation Case Study video. From 1923 to the present, Vista Irrigation District (located near San Diego) has successfully battled THE two big Southern California issues: increasing...more
Application Brief: Perceptive Controls
Documents - 2218 - Published:
Smaller water and wastewater treatment districts often have difficulty funding SCADA systems to monitor their operations as required. In addition, remote and rural equipment sites are much more...more
Press Release: Opto 22 introduces new groov EPIC and groov RIO models with Ignition 8 onboard
Documents - 2367 - Published:
Opto 22 introduces two new products to run the latest version of Inductive Automation’s Ignition and Ignition Edge. The new groov EPIC® processor, GRV-EPIC-PR2, and groov RIO® edge I/O...more
Opto 22 Energy Monitoring Unit Data Sheet
Documents - 1815 - Published:
The Opto 22 Energy Monitoring Unit (OptoEMU1) is a complete package of hardware and software that lets you monitor energy usage for a 3-phase electrical device—such as an air conditioning...more
Application Brief: Michigan State University Foundation
Documents - 2093 - Published:
View in HTML Michigan State University Foundation uses Opto 22's groov View to help researchers monitor key water levels. Next step: monitoring and controlling HVAC, lighting, and other building systems.
Application Brief: That Bar-B-Q Place
Documents - 2091 - Published:
View in HTML Using Opto 22's SNAP PAC and groov products, That Bar-B-Q Place now has a web-based groov View interface that monitors and controls the entire building.
Application Brief: Electronics Manufacturer
Documents - 2081 - Published:
View in HTML This application brief shows how an electronics manufacturer uses Opto 22’s SNAP PAC System and groov View mobile HMI to monitor and control the compressors, vacuum...more
Application Brief: Covina Irrigating Co.
Documents - 2085 - Published:
View in HTML This application brief shows how Covina Irrigating Co. solved a bottleneck of multiple operators needing to remotely monitor and control tanks, pumps, valves, filters, and other equipment for a water distribution network.
Application Brief: GG Services
Documents - 2090 - Published:
View in HTML GG Services specializes in alternative energy systems and industrial machines and uses Opto 22's groov products. This case study shows how GG quickly gave a customer remote...more
Application Brief: New Enterprise Stone & Lime Co., Inc.
Documents - 2083 - Published:
View in HTML This application brief presents how electricians and mining technicians with New Enterprise Stone and Lime Co., Inc. monitor and control a stone quarry’s unattended pump control...more
Application Brief: Schipper Eggs
Documents - 2087 - Published:
View in HTML This application brief shows how Schipper Eggs obtained instant remote HMI access to a feed mill that operates 14-16 hours a day, producing nutritionally balanced poultry feed for their egg-laying hens.
Application Brief: One-Step Automation
Documents - 2086 - Published:
View in HTML This application brief shows how One-Step Automation helped clients reduce required onsite staff time by providing a mobile operator interface to control, monitor, and view live video of their grain handling and seed processing facilities.
Application Brief: Union Township Water & Sewer Dept.
Documents - 2088 - Published:
View in HTML This application brief shows how Union Township Water and Sewer Dept freed up their small staff from having to drive to each equipment location in the township’s 28-square-mile ...more
groov EPIC Learning Center Package Installation Instructions
Documents - 2315 - Published:
Note: This document applies to the obsolete product, GRV-EPIC-LC.  For the new groov EPIC Learning Center 2 (GRV-EPIC-LC2) software package installation document, review groov EPIC...more
groov EPIC Learning Center Package
Downloads - Published:
NOTE: This software package is for the obsolete product GRV-EPIC-LC. For the software package of the current groov EPIC Learning Center 2 (GRV-EPIC-LC2), go to groov EPIC Learning Center 2 Package. ...more
OptoEMU Sensor Update File
Downloads - Published:
This file updates an OptoEMU Sensor (OPTOEMU-SNR-3V, OPTOEMU-SNR-DR1, or OPTOEMU-SNR-DR2) to use current firmware and software. You must have OptoEMU Sensor Manager software in order to install...more
README for DNP3 Integration Kit for PAC Control
Documents - rm_dnp3_int_kit - Published:
README file for DNP3 Integration Kit for PAC Control. IMPORTANT: The DNP3 Integration Kit for PAC Control is available as a free download from our website. It is provided as...more
User's Guide: DNP3 Integration Kit for PAC Control
Documents - 1773 - Published:
The DNP3 Integration Kit for PAC Control allows Opto 22 SNAP PAC controllers, using PAC Control™, to connect via an Ethernet network or serial port and communicate using DNP3, the...more
Digital I/O Carrier Board for Raspberry Pi Data Sheet
Documents - 2199 - Published:
With Opto 22's Digital I/O Carrier Board for Raspberry Pi®, you can control industrial-level loads with a Raspberry Pi. Great for prototyping IIoT solutions, proofs of concepts, and...more
Comparison of PLCs and Ladder Logic with Opto 22 Hardware and Software
Documents - 1087 - Published:
Opto 22 controllers like the groov EPIC edge programmable industrial controller and SNAP PACs (programmable automation controllers) are fundamentally different from PLCs (programmable logic...more
CAD Drawings: groov EPIC System
Downloads - Published:
This ZIP file contains drawings in a variety of file formats for groov EPIC products, including the groov EPIC processor, chassis, groov I/O modules, power supplies, and more, all in one download. ...more
CAD Drawing: groov EPIC Processor
Downloads - Published:
This CAD file includes drawings in a variety of file formats (pdf, dwg, stp) for the groov EPIC processor (part numbers GRV-EPIC-PR1, GRV-EPIC-PR2).
CAD Drawing: groov EPIC power supplies
Downloads - Published:
This CAD file includes drawings in a variety of file formats (pdf, dwg, stp) that can represent any of the groov EPIC power supply models: GRV-EPIC-PSAC GRV-EPIC-PSDC GRV-EPIC-PSPT
CAD Drawing: groov I/O Module
Downloads - Published:
This ZIP file includes drawings in a variety of file formats (pdf, dwg, stp) that apply to all groov I/O modules. Note: These drawings do not apply to groov RIO modules.
PAC Project 10.3 Release Notes
Documents - 2336 - Published:
Release Notes for PAC Project Software Suite, version 10.3. This document covers both PAC Project Basic and PAC Project Professional.  These release notes describe new features and...more
CAD 3D Drawing: G4STRAP Jumper Strap
Downloads - Published:
This CAD file contains a 3-dimensional drawing of the G4STRAP, a 16-position jumper strap for G4 I/O. These jumper straps are sold in red as G4STRAPB or in black as G4STRAPB-BLACK. Both are packages of 10. 
Press Release: Opto 22 Announces groov RIO
Documents - 2335 - Published:
Opto 22 announces groov RIO®, a family of intelligent, distributed input/output (I/O) for industrial internet of things (IIoT) and automation applications. groov RIO represents a first-in...more
Press Release: Another win for Opto 22’s groov EPIC
Documents - 2334 - Published:
Opto 22 is proud to announce that, for the second year in a row, groov EPIC® has been selected as a winner in Control Engineering’s Engineers’ Choice Awards. The opportunity to...more
Press Release: Opto 22 Releases Two More groov EPIC I/O Modules for 2019
Documents - 2333 - Published:
The new modules support CAN bus integration and high-density temperature sensing. The two new modules include: GRV-CCANI-2 (serial communication, 2 channels, CAN 2.0B, channel-to-channel...more
SNAP-LCM4 User's Guide
Documents - 1122 - Published:
The SNAP-LCM4 is a powerful industrial controller that provides real-time control and communication to input/output (I/O) systems, serial devices, motion controllers, and networks. PLEASE NOTE...more
SNAP-LCE Data Sheet
Documents - 1471 - Published:
The SNAP-LCE, part of Opto 22's SNAP Ethernet Systems family, is a older, standalone, small-footprint, industrial controller designed for use with SNAP Ethernet-based I/O units and ioProject...more
E1 and E2 Architecture and Migration Overview
Documents - 1567 - Published:
The E1 and E2 brain boards are Ethernet-ready I/O and communication processors for digital and analog I/O systems. Designed as drop-in replacements for Opto 22's serial-based B1 and B2 brain...more
N-TRON302MC-N-ST Data Sheet
Documents - 1886 - Published:
This data sheet describes the N-TRON302MC-N-ST, a media converter that lets you connect 10/100BaseTX Ethernet devices to your 100BaseFX fiber cabling infrastructure.
Press Release: Opto 22 Releases groov EPIC version 1.4.1
Documents - 2326 - Published:
Opto 22’s groov EPIC firmware update version 1.4.1 enhances secure remote access with VPN and adds Inductive Automation Ignition options. The new update adds virtual private networking, new...more
Case Study: Natural Gas Fueling Stations Communications
Documents - 1978 - Published:
In recent years, environmental benefits, improvements in automotive engine design, and the lower production cost of natural gas (compared to heavy diesel fuel) have made use of natural gas vehicles...more
Press Release: Opto 22 Responds to Inquiries Regarding URGENT/11
Documents - 2322 - Published:
Opto 22 would like to reassure our customers that, after careful and thorough review, we can state that none of our hardware or software products contain the VxWorks IPnet TCP/IP stack or variants of...more
M4-Series Controller Ethernet Card Installation Guide
Documents - 1156 - Published:
The M4SENET-100 is an Ethernet network interface card designed for Opto 22’s legacy M4-series industrial controllers, such as the SNAP-LCM4 and the M4RTU. Note: M4 controllers are not...more
SNAP PAC Racks Assembly and Installation Technical Note
Documents - 1038 - Published:
This document comes packed in the box with a SNAP PAC I/O mounting rack. It shows where to find assembly and installation instructions, plus wiring accessories. This document applies to: ...more
Case Study: Verizon Communications
Documents - 1653 - Published:
This case study describes cogeneration system monitoring and energy management with Verizon Communications' Central Office facilities, in collaboration with Opto 22's network of SNAP I/O...more
Case Study: Ecopetrol
Documents - 1665 - Published:
Ecopetrol, the national oil company of Colombia, is using Opto 22 SNAP PACs to maximize output and securely monitor and control its pumping locations throughout the country. The SNAP PACs...more
Case Study: Ballarat Health Services
Documents - 1729 - Published:
Ballarat Health Services in Victoria, Australia, is a major health care organization comprising two hospitals, convalescent homes, psychiatric services, six nursing home hostels, and rehabilitation...more
Case Study: Waterford Township Water Treatment Facilities
Documents - 1764 - Published:
The Waterford Township Department of Public Works in Michigan has established a reputation for operating one of the most advanced SCADA systems in the state, if not the entire country. Their advanced...more
Case Study: Bureau of Reclamation
Documents - 1810 - Published:
The U.S. Bureau of Reclamation constructs dams, power plants, and canals, and delivers water to more than 31 million Americans. The Bureau also operates the Leadville Mine Drainage Tunnel (LMDT...more
Case Study: City of Carlsbad Municipal Water District
Documents - 1829 - Published:
An Opto 22-based SCADA system monitors and controls all water and reclaimed water for the City of Carlsbad. The key components for this system are SNAP-brand controllers, which communicate with...more
Case Study: Thomson-RCA
Documents - 1947 - Published:
Thomson-RCA needed a way to track and identify energy use of the various systems and equipment within its buildings. To get this data, Thomson-RCA implemented an AutoPilot Energy Information System...more
Case Study: New Belgium Brewing Company
Documents - 1800 - Published:
New Belgium Brewing Company in Fort Collins, Colorado is one of the world's most successful microbreweries. Chief Electrical and Automation Engineer Igor Valuyev makes creative use of Opto 22...more
Case Study: Mogale Gold
Documents - 1921 - Published:
South African miner Mintails Limited has implemented Opto 22-based control systems that manage a series of processes needed to extract gold from mine tailings. These processes involve pumping...more
Case Study: Fulghum Industries
Documents - 1804 - Published:
Fulghum Industries, Inc. provides saws, chippers, loaders, conveyors, cranes, debarkers, and other heavy-duty equipment that transports and processes wood into woodchips and wood fiber for pulp and...more
Case Study: Mariah Meat Packing Plant
Documents - 1935 - Published:
At the Mariah Meat Packing Plant, rising utility costs were reducing profits and threatening the plant's very existence. Holmes Energy, experts in facility energy management, designed and...more
SNAP PAC S-Series Controller Bootloader
Downloads - Published:
This download contains special firmware for the SNAP PAC S-Series controllers that upgrades the controller bootloader (or "loader"). Beginning with R6.1b, the loader upgrades newer SNAP...more
Case Study: SUPERVALU Energy Management
Documents - 1965 - Published:
Minnesota-based grocery retail company SUPERVALU partnered with a leading curtailment service provider and a systems integrator to monitor, manage, and reduce energy consumption in SUPERVALU...more
PAC Project R10.2 Release Notes
Documents - 2304 - Published:
Release Notes for PAC Project Software Suite, version 10.2. PAC Project Basic provides control programming, HMI development and runtime, and configuration and utility programs. PAC Project...more
Case Study: New Bedford Panoramex makes air travel safer
Documents - 1988 - Published:
Claremont, California-based New Bedford Panoramex Corporation (NBP) specializes in designing and developing air traffic control systems and lighting systems used in the aerospace and aviation...more
Application Brief: Power and Device Management at Remote Telecom Sites
Documents - 2003 - Published:
This application brief presents how the national telephone company of Venezuela, CANTV, has centralized power, device, and alarm data to reduce energy use, decrease incident response time, and improve service quality.
Press Release: groov EPIC Serial Module
Documents - 2299 - Published:
Opto 22 releases four-port serial communication module for new groov EPIC System. GRV-CSERI-4 serial modules expand EPIC system capabilities to add communication with RS-232 and RS-485 serial devices.
Using Modbus Devices with Opto 22 Products Technical Note
Documents - 2011 - Published:
This technical note introduces the Modbus protocol and gives you basic information for using it to communicate between Opto 22 products and other devices. Because Modbus/TCP and Modbus serial...more
Case Study: Cold Storage Facility Management in Madrid, Spain
Documents - 2067 - Published:
Wholesale market Mercamadrid in Madrid, Spain, is one of Europe’s largest wholesale markets for perishable food products, and is a daily trading hub for fresh food products for over 12 million...more
Application Brief: Petroleum Distillation and Sulfonation
Documents - 2074 - Published:
Houston, Texas-based Allied Petrochemical produces petroleum-based distillates like naphtha kerosene and diesel fuel as well as sulfonates, which are used primarily as additives for coatings, greases...more
Case Study: Automating Semiconductor Tooling with PACs
Documents - 2185 - Published:
In this case study, semiconductor tooling manufacturer Applied Microstructures (AMST) describes their challenges and success in finding a control system that could integrate disparate elements within their flagship molecular vapor deposition (MVD) system.
Application Brief: New Sky Energy
Documents - 2141 - Published:
New Sky Energy (Boulder, Colorado) developed SulfurCycle, an innovative, automated natural gas "sweetening" process that removes corrosive hydrogen sulfide gas from raw natural gas, and...more
Case Study: Frick Engineered Control Solutions
Documents - 2176 - Published:
Industrial refrigeration company Frick Engineered Control Solutions builds and services turnkey central refrigeration systems for more than 1500 industrial refrigeration customers across North...more
Opto 22 Case Study Program
Documents - 1758 - Published:
This document describes the Opto 22 Case Study Program, which encourages customers and system integrators to share their automation applications with others. For us, case studies are a good way...more
Case Study: Controlled Atmosphere Storage
Documents - 2180 - Published:
Watch the video case study. Keeping fruits and vegetables in top condition before they ship to your local supermarket requires warehouse systems with carefully controlled temperatures, humidity...more
G4 Jumper Strap Data Sheet
Documents - 0508 - Published:
The G4STRAP is ideal for applications that require a common connection between each I/O module position and can be used on all G4 I/O mounting racks.
PCI-AC48 User's Guide
Documents - 1520 - Published:
This manual describes the PCI-AC48, an isolated, high-speed adapter card designed to link RS-485 or RS-422 serial devices, such as Opto 22’s B3000 brains, with computers using the...more
Press Release: Opto 22 releases PAC Project Software Suite R10
Documents - 2289 - Published:
Press Release: Opto 22 releases PAC Project Software Suite R10. Programming software combines real-time control, HMI and data handling functionality in a single integrated development...more
Using Commercial Off-the-Shelf Mobile Devices in Industrial Automation
Documents - 2107 - Published:
"Russian Roulette" or the "New Normal"? Automation engineers heatedly debate the pros and cons of using standard COTS smartphones and tablets in industrial settings...more
SNAP PAC EB-Series Bootloader
Downloads - Published:
This download contains special firmware that upgrades the bootloader (or "loader") in SNAP PAC EB-series brains. Starting in April 2018, some EB1- and EB2-series brains include a new flash...more
Case Study: Pioneer Energy
Documents - 2140 - Published:
Watch the Pioneer Energy case study video. What's in North Dakota that's as bright as the city of Chicago in the nighttime sky? It's flare gas from oil fields, a waste stream going up...more
Case Study: Enterprise Data Center Retrofit
Documents - 2178 - Published:
Watch the Arizona Facility Services case study video. Computer technology, business priorities, and trends in the enterprise data center (EDC) industry have changed a great deal over time. For...more
Case Study: Toyo Tanso USA
Documents - 2193 - Published:
Toyo Tanso USA manufactures a fine grade of graphite called isotropic graphite, and the company also provides graphite-related silicon carbide surface treatments to customers. The batch automation...more
SNAP PAC R-Series Controller Bootloader
Downloads - Published:
This download contains special firmware that upgrades the controller bootloader (or "loader") in SNAP PAC R-series controllers. Starting in April 2018, some R1, R1-FM, R1-B, and R2-series...more
Declaration of Conformity (ATEX, EMC, RoHS)
Documents - 2277 - Published:
This document is the Manufacturer's Declaration of Conformity for the products listed herein, in accordance with European, international, and/or national standards and regulations.
Case Study: Hashemite University Solar
Documents - 2214 - Published:
The country of Jordan, with few oil resources, imports 96% of its energy needs from neighboring Middle Eastern countries. Starting in 2007, the Jordanian government committed to investing heavily in...more
Case Study: ISI Water Desalination
Documents - 2211 - Published:
Once a haven for pirates, today Nassau and nearby islands host thousands of tourists. One essential is fresh water, and most resorts rely on desalination to provide it. This case study follows a...more
Case Study: Malisko Engineering
Documents - 1902 - Published:
Systems integrator Malisko Engineering was contracted to upgrade a furnace control system for Advanced Energy, a manufacturer of industrial power systems and components. This RTC furnace had been...more
Press Release: Announcing groov EPIC
Documents - 2291 - Published:
Opto 22 announces world's first Edge Programmable Industrial Controller: groov EPIC. This completely new system brings the future of automation to the present by combining guaranteed...more
SNAP PAC I/O Coprocessor Firmware (Single Download)
Downloads - Published:
I/O coprocessor firmware for rack-mounted SNAP PAC controllers and brains (single download). Not all rack-mounted Opto 22 products have an I/O coprocessor.  See the SNAP PAC I/O...more
SNAP PAC I/O Coprocessor Firmware README
Documents - rm_io_copr_fw - Published:
This README file lists changes to the I/O coprocessor firmware available in rack-mounted Opto 22 controllers and brains manufactured starting in 2016. I/O coprocessors can be present in the...more
Press Release: Opto 22 enhances groov with OPC-UA drivers, MQTT
Documents - 2256 - Published:
Opto 22 enhances groov® Industrial Edge Appliance with OPC-UA drivers for Allen-Bradley® and Siemens® PLCs, plus MQTT. These new additions position groov as a complete edge...more
Press Release: Opto 22 Announces New Director of Training
Documents - 2254 - Published:
Opto 22 Announces New Director of Training. See Opto 22 Training for more information about our Instructor-led, free hands-on classes, and how additional online courses will offer structured content...more
Sharing groov Data with Microsoft Access
Downloads - Published:
This download illustrates how to use the groov RESTful API with Microsoft® Access® and Visual Basic for Applications® (VBA). Before you download, read the Legal Agreement. ...more
Press Release: Opto 22 Announces IoT Certified Partners
Documents - 2230 - Published:
Opto 22’s IoT Certified System Integrators combine domain expertise in both Operational Technology and Information Technology, to help organizations more easily deploy industrial Internet of Things applications.
CE Declaration of Conformity: ATEX
Documents - 2182 - Published:
This document is the Manufacturer's Declaration for the listed products as mentioned in the attachment - to which this confirmation refers - that they are in accordance with the mentioned...more
Case Study: Aquila Group
Documents - 2228 - Published:
If you're a manufacturer interested in improving overall equipment effectiveness (OEE), you may find it difficult to integrate OEE with your manufacturing execution system (MES) or enterprise...more
Case Study: Amalgamated Research, LLC
Documents - 2227 - Published:
As the research and development department of Amalgamated Sugar in the 1970s, ARi began with a mission to develop efficient processes to extract sugar from sugar beets. But over time, their...more
CE Declaration: Component
Documents - 0893 - Published:
This document is the Manufacturer's Declaration for the listed products as mentioned in the attachment - to which this confirmation refers - that they are in accordance with Directive 2014/30/EU,...more
CE Declaration: EMC
Documents - 0892 - Published:
This document is the Manufacturer's Declaration for the listed products as mentioned in the attachment - to which this confirmation refers - that they are in accordance with Directive 2014/30/EU.
BACnet/IP Integration Kit for PAC Control Guide
Documents - 2188 - Published:
*** NOTE: ​The BACnet/IP Integration Kit is obsolete. This document remains on our website for reference. *** The BACnet/IP Integration Kit for PAC Control™ (Part # PAC-INT-BAC-IP) enables...more
groov Demo
Downloads - Published:
A fully-configured groov project demonstrating how to build and use both simple and complex gadgets. In the demo you’ll see how to: • Show the value from a temperature sensor in the...more
Your IoT Primer: Bridge the Gap between OT and IT
Documents - 2173 - Published:
You've probably heard about the Internet of Things (IoT). But what is it, and how will it affect our businesses? This primer helps you understand the IoT and the significant challenges we face...more
Press Release: Opto 22 Joins EdgeX Foundry
Documents - 2221 - Published:
Opto 22 joins EdgeX Foundry, Solidifying Support for Open IoT Edge Solutions Automation manufacturer Opto 22 joins EdgeX ecosystem as a founding Silver level member to build an open...more
Opto 22 se une con EdgeX Foundry, Fortalece Apoyo para Open IoT Edge Solutions
Documents - 2221s - Published:
Opto 22 se une con EdgeX Foundry, Fortalece Apoyo para Open IoT Edge Solutions. El fabricante de automatizacion Opto 22 se une al ecosistema EdgeX como miembro fundador de nivel Silver...more
Network LED Dimmer User's Guide
Documents - 2038 - Published:
The Opto 22 Network LED Dimmer is a constant voltage PWM (pulse width modulation) dimmer that controls light-emitting diodes (LEDs). Used alone or in tandem, this compact dimmer is suited for...more
Press Release: Opto 22 Joins The Linux Foundation
Documents - 2219 - Published:
Opto 22 fortifies its commitment to open-source technology by joining The Linux Foundation Industrial automation manufacturer Opto 22 champions open-source technology by joining The Linux...more
Press Release: Opto 22 and Dell Exhibit at Hannover Messe 2017
Documents - 2220 - Published:
Opto 22 and Dell bridge the OT/IT gap to deliver Industrial IoT solutions at Hannover Messe 2017. Automation manufacturer Opto 22 and IoT solutions provider Dell announce joint product exhibition...more
Press Release: Opto 22 Joins The Linux Foundation
Documents - 2219 - Published:
Opto 22 fortifies its commitment to open-source technology by joining The Linux Foundation. Industrial automation manufacturer Opto 22 champions open-source technology by joining The...more
OptoEMU Sensor User's Guide
Documents - 1932 - Published:
The OptoEMU Sensor monitors energy usage in your facility so you can track energy data and reduce costs. This document describes how to install and use the OptoEMU Sensor and the optional auxiliary box.
2017 White Paper: State of the IIoT, 2017
Documents - 2215 - Published:
The next industrial revolution, the Industrial Internet of Things (IIoT), is happening now. This white paper summarizes the key IIoT trends from 2016, with predictions and recommendations for 2017 on...more
Opto 22 announces strategic partnership with IBM and acceptance into the IBM Watson IoT partner ecosystem
Documents - 2217 - Published:
Opto 22 announces strategic partnership with IBM and acceptance into the IBM Watson IoT partner ecosystem, providing developers a full stack end-to-end toolset for rapidly developing and...more
PC-Based Direct I/O SDK for PCI Adapter Cards
Downloads - Published:
Software developer kit for direct, high-speed control of hundreds of digital I/O points. No brain (I/O processor) is needed. Use with the following adapter cards: PCI bus: PCI-AC5 adapter card PCIe bus: PCIe-AC5 adapter card
PAMUX Systems SDK for PCI Adapter Cards
Downloads - Published:
Software developer toolkit for high-speed control of multiple digital and/or analog I/O points, using a brain (I/O processor). The SDK requires a PCI-AC51 or a PCIe-AC51 adapter card and one of...more
Opto 22 conecta dispositivos industriales del mundo real a millones de Raspberry Pi con el lanzamiento de una tarjeta de montaje, Digital I/O Carrier Board para Raspberry Pi
Documents - 2206s - Published:
Opto 22 conecta dispositivos industriales del mundo real a millones de Raspberry Pi® con el lanzamiento de una tarjeta de montaje, Digital I/O Carrier Board para Raspberry Pi. El Digital...more
Opto 22 announces relationship with Dell to develop and deploy Internet of Things (IoT) applications
Documents - 2205 - Published:
Opto 22 announces relationship with Dell to develop and deploy Internet of Things (IoT) applications. Automation manufacturer Opto 22 and Dell join forces to bridge the gap between existing...more
README for BACnet/IP Integration Kit for PAC Control
Documents - rm_int_bac_ip - Published:
*** NOTE: ​The BACnet/IP Integration Kit is obsolete. This document remains on our website for reference. *** Latest Readme for BACnet/IP Integration Kit for PAC Control. This Readme provides information on new features, enhancements, and bug fixes.
SNAP PAC Sim README
Documents - rm_snap_pac_sim - Published:
Description and instructions for SNAP PAC Sim, a PAC control engine simulator that runs under Windows operating systems. For information on enhancements and bug fixes that apply to SNAP PAC Sim, see the SNAP PAC Firmware Readme.
Opto 22 connects real-world industrial devices to millions of Raspberry Pi single-board computers with release of Digital I/O Carrier Board for Raspberry Pi
Documents - 2206 - Published:
Opto 22 connects real-world industrial devices to millions of Raspberry Pi® single-board computers with release of Digital I/O Carrier Board for Raspberry Pi. The Digital I/O Carrier...more
SNAP PAC RESTful API to Excel Spreadsheet Example
Downloads - Published:
This download contains sample spreadsheets you can use to read from and write to an Opto 22 SNAP PAC programmable automation controller via the PAC’s RESTful API. In this way you can...more
SNAP PAC RESTful API to Access Database Example
Downloads - Published:
This download is an interactive Access database sample that builds commands to read data from an Opto 22 SNAP PAC programmable automation controller and store the data in a Microsoft Access table. ...more
Opto 22 announces Node-RED on groov IIoT application development appliance at IoT Solutions World Congress
Documents - 2202 - Published:
Opto 22 announces Node-RED on groov IIoT application development appliance at IoT Solutions World Congress. See groov bridge the gap between existing industrial assets and infrastructure, and...more
PAC EDS Files
Downloads - Published:
EDS files are not required to configure SNAP PAC Controllers and Brains for communication with Rockwell Allen-Bradley systems. However, EDS files are simple text files used by Rockwell Automation...more
AC7A - AC7B Users Guide
Documents - 0233 - Published:
This document gives instructions for installing the AC7A/B adapter card in an Optomux network in 4-wire RS-422/485 mode with a PC and how to communicate with equipment other Optomux.
Opto 22 Permite Desarrollo Rápido de Aplicaciones Industriales para la Internet de las Cosas con el Lanzamiento de la API REST para Controladores Programables de Automatización (PACs) In
Documents - 2189s - Published:
PARA PUBLICACION INMEDIATA: Opto 22 Permite Desarrollo Rapido de Aplicaciones Industriales para la Internet de las Cosas con el Lanzamiento de la API REST para Controladores Programables de Automatizacion (PACs) In
PAC Project 9.5 Release Notes
Documents - 2175 - Published:
Release Notes for PAC Project Software Suite, version 9.5. PAC Project Basic provides control programming, HMI development and runtime, and configuration and utility programs. PAC Project...more
Opto 22 Digitally Wires the IIoT with Release of Node-RED Nodes for Industrial PACs
Documents - 2191 - Published:
Opto 22 Digitally Wires the IIoT with Release of Node-RED Nodes for Industrial PACs. Opto 22 announces immediate availability of Node-RED nodes for its industrial programmable automation...more
Opto 22 Enables Rapid Industrial Internet of Things Application Development With Release of RESTful API to Industrial Programmable Automation Controllers (PACs)
Documents - 2189 - Published:
Press release announcing new built-in HTTP/HTTPS server and RESTful API in Opto 22 SNAP PAC standalone and rack-mounted programmable automation controllers. For complete API documentation and steps to get started, visit developer.opto22.com.
CAD 3D Drawing: SNAP-TEX-DRC10 DIN-Rail Adapter Clips
Downloads - Published:
This CAD file contains a 3-dimensional drawing of the SNAP-TEX-DRC10 DIN-rail adapter clips for mounting a SNAP PAC rack or breakout board on a DIN rail. For use with either narrow or wide end caps.
FTP and Data Logging Example
Downloads - Published:
The logic in this sample strategy "FTP and Data Logging" shows how to log data at a fixed interval, store the data in the controller temporarily, and then transmit the data as a file to an...more
Application Brief: Integrating M-Bus Sensors with an Energy Monitoring System
Documents - 2163 - Published:
In Gothenburg, Sweden, water, temperature, and power sensors in a modern apartment building deliver real-time usage information to an OptoEMU energy monitoring system using an Anybus M-Bus to Modbus/TCP gateway.
PEXMode File
Downloads - Published:
Port expander mode (PEXMode) file. Modify and load this QuickServer configuration file to connect your Modbus RTU device to a groov Box or Server, so you can monitor and control data on the Modbus...more
Modbus Integration Kit for PAC Control Technical Note
Documents - 2164 - Published:
The Modbus Integration Kit for PAC Control (part number PAC-INT-MB) allows Opto 22 hardware controllers using PAC Control to communicate using the Modbus Serial RTU, Modbus Serial ASCII, or...more
Caso: Ingenio Plan de Ayala S.A. de C.V. (Spanish)
Documents - 1691 - Published:
Caso sobre un gran ingenio de azucar en Ciudad Valles, San Luis Potosi, Mexico, y la optimizacion de su proceso de produccion. (Case study describing how a large sugar refinery in Ciudad Valles, San...more
BACnet MS/TP Integration Kit for PAC Project Guide
Documents - 1907 - Published:
*** NOTE: ​The BACnet MS/TP Integration Kit is obsolete. This document remains on our website for reference. *** The BACnet MS/TP Integration Kit for PAC Project™ (Part # PAC-INT-BAC...more
White Paper: Adding Process Control to a PLC-Based System
Documents - 1795 - Published:
This white paper discusses the strengths of traditional programmable logic controller (PLC) systems and distributed control systems (DCSs). The paper weighs methods of adding process control to a PLC...more
DNP3 Integration Kit for PAC Control
Downloads - Published:
IMPORTANT: The DNP3 Integration Kit for PAC Control is available as a free download from our website. It is provided as freeware in "as is" condition and may be used at your own risk...more
PAC Project 9.4 Release Notes
Documents - 2117 - Published:
Release Notes for PAC Project Software Suite, version 9.4. PAC Project Basic provides control programming, HMI development and runtime, and configuration and utility programs. PAC Project...more
White Paper: The Case for Intelligent Remote I/O
Documents - 2119 - Published:
This white paper explores the use of intelligent remote I/O in industrial automation systems. Employing a distributed architecture, rather than centralized control, offers three advantages...more
Nota de Aplicacion: Ahorro de Energia y Monitoreo de Alarmas de Telecomunicaciones
Documents - 2003s - Published:
La Compania Anonima Telefonos de Venezuela (CANTV) centraliza la informacion acerca de los parametros electricos de sus instalaciones, asi como de alarmas, para reducir el consumo de energia, reducir...more
Case Study: ALGOSYSTEMS
Documents - 1570 - Published:
This case study describes how a systems integrator uses Opto 22 technologies to help maintain the buildings, highways, and infrastructure in the country of Greece.
Sample PAC Control Basic chart to send email
Downloads - Published:
A PAC Control Basic chart to show how to send email from a controller using the SendEmail and SendEmailWithAttachment commands. These commands are available in firmware R9.1b or newer. Import this...more
Estudio Breve: Minerías de Cobre y Yodo
Documents - 2115s - Published:
Tres empresas mineras lideres usan sistemas de automatizacion industrial de Opto 22 para controlar de forma precisa y asequible, procesos criticos que producen cobre, yodo y nitratos.
Allen-Bradley DF1 Integration Kit For PAC Control Users Guide
Documents - 1706 - Published:
The Allen-Bradley DF1 Integration Kit (Part # PAC-INT-ABDF1) provides users of Opto 22’s PAC Control software(version 8.0 and above) an easy method of communicating with Allen-Bradley...more
Network LED Dimmer Quick Start
Documents - 2048 - Published:
The Opto 22 Network LED Dimmer is a constant voltage PWM (pulse width modulation) dimmer that controls light-emitting diodes (LEDs), either manually or through standard RS-485 serial protocols...more
CAD Drawing: GROOV-AT1
Downloads - Published:
This CAD file contains a two-dimensional drawing of the GROOV-AT1 groov Box, which contains all groov software. With groov, you can easily build effective operator interfaces for your control system...more
CAD 3D Drawing: GROOV-AT1
Downloads - Published:
This CAD file contains a 3-dimensional drawing of the GROOV-AT1 groov Box, which contains all groov software. With groov, you can easily build effective operator interfaces for your control system...more
PAC Project 9.3 Release Notes
Documents - 2039 - Published:
Release Notes for PAC Project Software Suite, version 9.3. PAC Project Basic provides control programming, HMI development and runtime, and configuration and utility programs. PAC Project...more
B1 and B2 User's Guide
Documents - 1574 - Published:
Digital B1 and analog B2 brain boards use the Optomux protocol. For new installations, E1 and E2 brain boards are preferred. This guide includes B1- and B2-specific information that used to be in...more
Caso: Industria Quimica de Istmo
Documents - 2024 - Published:
Caso sobre la compania Industria Quimica de Istmo, una empresa dedicada a la produccion de productos quimicos que sirven como base para productos de limpieza. Esta empresa se ha visto obligada a...more
OptoTutorial 1641: PID with PAC Control
Downloads - Published:
This supplement to the SNAP PAC Learning Center Tutorial teaches you how to use proportional integral derivative (PID) loops with PAC Control software and a SNAP PAC R-series controller. This zip...more
OptoEMU Sensor Communication Guide
Documents - 1958 - Published:
OptoEMU Sensor™ Energy Monitoring Units monitor the electrical energy used in your facility and then deliver that data to applications so you can see it, analyze it, and take steps to reduce...more
CAD 3D Drawing: SNAP-PS24 Power Supply
Downloads - Published:
This CAD file contains a 3-dimensional drawing of the SNAP-PS24 power supply, which provides 24 volts (0.75 amps) of DC power and requires a 120 VAC input.
Energy Monitoring HMI for OptoEMU Sensor
Downloads - Published:
The Energy Monitoring HMI (human-machine interface) for OptoEMU Sensor gives you a simple way to see the energy your facility is using, so you can analyze this detailed data and take steps to reduce...more
Quick Start: Energy Monitoring HMI for OptoEMU Sensor
Documents - 2026 - Published:
 *** NOTE: These parts are obsolete and no longer available when current stock is depleted. *** The Energy Monitoring HMI (human-machine interface) for OptoEMU Sensor gives you a...more
SNAP-LCE User's Guide
Documents - 1475 - Published:
NOTE:This document covers a legacy product which is not recommended for new development. For new development, we recommend SNAP PAC S-series or R-series controllers. The SNAP-LCE is a stand-alone,...more
Demand-Response Energy Monitoring Unit from Opto 22 Monitors Real-Time Power Usage and Manages Electrical Loads on Demand
Documents - 2012 - Published:
The OptoEMU Sensor DR energy monitoring unit from Opto 22 monitors the electrical energy used in your facility and then signals electrical equipment to turn on or off in response to a request...more
Opto 22 Announces First Zero-Configuration Android App for Automation and Control Systems
Documents - 2015 - Published:
Press Release: Opto 22 Announces First Zero-Configuration Android App for Automation and Control Systems. The Opto aPAC application lets automation engineers and field technicians access SNAP PAC control systems from Android-based mobile devices.
OptoEMU Sensor Data-Sharing Strategy
Downloads - Published:
This is a PAC Control strategy tag database (idb) file that enables you to access energy data in the OptoEMU sensor for use by PAC Display HMIs, OPC clients, and common SQL databases. You do not...more
OptoEMU Sensor Manager
Downloads - Published:
OptoEMU Sensor Manager software is required to configure an OptoEMU Sensor energy monitoring unit (part number OPTOEMU-SNR-3V,  or OPTOEMU-SNR-DR2), and to update the Sensor with new firmware...more
PAC Control Basic Example: OptoScript Examples.
Downloads - Published:
Opens in PAC Control Basic (or Pro) version 8.0 and newer. As a whole, the example code doesn't do anything meaningful. Each block demonstrates a particular aspect of OptoScript. (Helpful when...more
James Cameron's Historic Return to Mariana Trench Relies on Latest Advances in Engineering and Technology
Documents - 2005 - Published:
Opto 22 Press Release: California-based Opto 22 provides primary control system and key expertise for James Cameron’s record-setting dive to the Mariana Trench as part of the DEEPSEA...more
Energy Monitoring for Profit: Introducing Demand Response
Documents - 1993 - Published:
This white paper introduces the concept of demand response (DR) in energy management. DR offers an opportunity for industrial and commercial businesses to not just reduce energy costs, but also earn...more
Opto 22 Releases PAC Project 9.2
Documents - 2002 - Published:
Industrial automation manufacturer Opto 22 has released PAC Project 9.2, an upgrade to its PAC Project suite of software applications and utilities that provide control programming, HMI...more
PAC Project 9.2 Release Notes
Documents - 1984 - Published:
Release Notes for PAC Project Software Suite, version 9.2. PAC Project Basic provides control programming, HMI development and runtime, and configuration and utility programs. PAC Project...more
Sample custom keypad (for touchscreens) in PAC Control/Display
Downloads - Published:
A PAC Control Basic strategy and PAC Display Basic project to show how to do a custom keypad/keyboard useful for those who'd like to create their own keyboard rather than using the built-in one...more
Sample PAC Control Basic Chart to do a PING (ICMP)
Downloads - Published:
A PAC Control Basic chart to show how to do a PING via the mem map. PAC Control versions R8.2 and newer. Import this chart into your PAC Control Basic or Pro strategy. Before you download, read...more
Modbus/Serial Integration Kit for PAC Project
Documents - 1697 - Published:
The Modbus/Serial Integration Kit for PAC Project (Part # PAC-INT-MBSER) allows Opto 22 controllers, using PAC Control, to connect via RS-232 or RS-485 to a Modbus device and communicate using the...more
Sample PAC Control Basic Chart to do HTTP Get or Post
Downloads - Published:
A PAC Control Basic chart to show how to do an HTTP Get or Post. For example, to GET the Internet IP address of the device running this chart. These commands are available in firmware R9.1b or newer,...more
Basler DGC-2020 Integration Kit for PAC Project Guide
Documents - 1534 - Published:
The PAC Project files included in this Opto 22 kit (PAC-INT-MBBAS) provide an interface to use a SNAP PAC controller to read and write Modbus parameters to a DGC-2020 Digital Genset Controller...more
Automatización y La Red Inteligente (Smart Grid): Gestión de Energía
Documents - 1914s - Published:
Automatizacion y La Red Inteligente (Smart Grid): Gestion de Energia is a white paper in Spanish. To read this white paper in English, see Form 1914, Automation and the Smart Grid: Energy Management Today.
Automation and the Smart Grid: Energy Management Today
Documents - 1914 - Published:
This white paper looks at the way electricity is produced in the United States today and the vision for a "Smart Grid" in the future. The paper also discusses specific ways that small...more
Sample PAC Control Basic Chart to do Base64 encode/decode
Downloads - Published:
A PAC Control Basic chart to do Base64 encoding and decoding. Base64 encoding is often used on binary data to be stored and/or transferred (such as in email via MIME) or for encoding passwords. ...more
OptoEMU Sensor Analog Calibration File
Downloads - Published:
An analog calibration issue exists for OptoEMU-SNR-3V units with date codes of July 2011 and earlier. This issue only affects customers who are using the product with a "direct connection," that is...more
Sample OptoEMU PAC Display Project
Downloads - Published:
A PAC Display Project to show options for displaying data from an OptoEMU. See form 1958 for more infomation on using PAC Display with an OptoEMU Sensor. Before you download, read the Legal Agreement.
Qlarity Foundry 2
Downloads - Published:
The OptoTerminal programming software contains the Qlarity Foundry software application, which is used to create and program the OptoTerminal-G70 and OptoTerminal-G75 operator interfaces. This...more
OptoEMU Sensor Energy Monitoring Appliance Provides New Options for Utilizing Energy Data in Business and Control Systems
Documents - 1962 - Published:
Opto 22 Announces OptoEMU Sensor Energy Monitoring Appliance Provides New Options for Utilizing Energy Data in Business and Control Systems. This Support for Additional Standard...more
Time of Day Scheduler Example Readme
Documents - rm_tod_sched_ex - Published:
This readme file applies to the Time of Day Scheduler Example for PAC Project. The PAC Project files provide an introductory example of how to implement time of day scheduling for events. For more...more
Automação e a Rede Inteligente (Smart Grid): Gestão de Energia
Documents - 1914p - Published:
Automacao e a Rede Inteligente (Smart Grid): Gestao de Energia is a white paper in Portuguese. To read this white paper in English, see Form 1914, Automation and the Smart Grid: Energy Management Today.
Case Study: Metrology Calibration Laboratory
Documents - 1952 - Published:
Ever stopped to think about the importance of instrument calibration in our everyday lives? The accuracy of ordinary equipment and instrumentation like scales, fuel pumps, and water, gas, and...more
Modbus/TCP Integration Kit for PAC Project User's Guide
Documents - 1676 - Published:
The Modbus/TCP Integration Kit for PAC Project (Part # PAC-INT-MBTCP) allows Opto 22 controllers, using PAC Control, to connect via Ethernet to any Ethernet/TCP-Modbus device and communicate using...more
Opto 22 and Pulse Energy Help Building Owners, Businesses, and Industrial Facilities Reduce Utility Bills
Documents - 1950 - Published:
This press release announces a partnership between Opto 22 and Vancouver-based Pulse Energy. The two companies have combined their expertise to offer customers the data they need to understand their energy usage, pinpoint problems, and reduce costs.
R8.5 PAC Firmware
Downloads - Published:
Important: Version R8.5e is NOT the latest-and-greatest. R8.5 firmware may be needed when dealing with this potential issue: KB82356 'File load failure: Memory allocate/flash' when updating SNAP-PAC-R1 firmware
CAD 3D Drawing: SNAP-PAC-S1-W Wired+Wireless Controller
Downloads - Published:
This CAD file contains a 3-dimensional drawing of the SNAP-PAC-S1-W standalone programmable automation controller. This controller communicates over a wired Ethernet network, over a wireless LAN, or both at once.
CAD 3D Drawing: SNAP-PAC-EB2-W Wired+Wireless Brain
Downloads - Published:
This CAD file contains a 3-dimensional drawing of the SNAP-PAC-EB2-W Wired+Wireless Ethernet brain. The brain provides I/O processing for a rack of I/O and communications on a wired Ethernet network, a wireless LAN, or both.
CAD 3D Drawing: SNAP-PAC-S2-W Wired+Wireless Controller
Downloads - Published:
This CAD file contains a 3-dimensional drawing of the SNAP-PAC-S2-W Wired+Wireless standalone programmable automation controller. This controller communicates over a wired Ethernet network, a wireless LAN, or both.
Mistic Protocol User's Guide
Documents - 0270 - Published:
This manual describes the communication protocol required to communicate with all Mistic brain board types. Every Mistic command is fully explained and illustrated by a programming example.
BETA version of OptoDisplay Software
Downloads - Published:
This download contains a BETA version of Opto 22's OptoDisplay HMI software. Beta Version Disclaimer: OptoDisplay is a legacy product, which is no longer getting new features and no longer...more
M4SENET-100 Adapter Card Firmware README
Documents - rm_m4senet_fw - Published:
This README file lists revision changes made to the firmware used in the M4SENET-100 adapter card. This adapter card is used to connect Opto 22 industrial controllers to standard 10/100 Mbps Ethernet networks.
BETA firmware for OptoControl-based controllers
Downloads - Published:
This download contains BETA firmware for Opto 22 controllers running OptoControl strategies. Beta Version Disclaimer: OptoControl is a legacy product, which is no longer getting new...more
OptoControl-based Controller Firmware README
Documents - rm_octrl_fw - Published:
This README file lists revision changes made to the firmware used in the following Opto 22 controllers that run OptoControl strategies: G4LC32, G4LC32SX, M4, M4IO, M4RTU, SNAP-LCSX, SNAP-LCSX-PLUS, and SNAP-LCM4.
Case Study: Landfill Leachate Management System
Documents - 1930 - Published:
Integrator Systems Devices developed an Ethernet-based automation system for landfill operators in the United Kingdom to treat leachate and ensure that none is discharged outside of the established...more
M4SENET-100 Ethernet Adapter Card Firmware
Downloads - Published:
This file contains the current release of the M4SENET-100 Ethernet adapter card firmware, which includes a Telnet interface for communicating with the card. Important Instructions If you are...more
Opto 22 Energy Monitoring Unit Quick Start
Documents - 1816 - Published:
The Opto 22 Energy Monitoring Unit (OPTOEMU1) is a complete package of hardware, software, and sample files that makes it easy to monitor a 3-phase electrical device—such as an air...more
TL1 Integration Kit for PAC Control
Downloads - Published:
The TL1 Integration Kit for PAC Project™ allows Opto 22 SNAP PAC controllers using PAC Control™ to manage telecommunication network elements (NEs) using the Transaction Language 1...more
TL1 Integration Kit for PAC Project Guide
Documents - 1906 - Published:
The TL1 Integration Kit for PAC Project™ (Part # PAC-INT-TL1) allows Opto 22 SNAP PAC controllers using PAC Control™ to manage telecommunication network elements (NEs) using the...more
SNAP Legacy Firmware README
Documents - rm_all_enet_fw - Published:
This README file lists revision changes made to the firmware used in SNAP PAC family controllers before Version 8.0a, the SNAP-LCE controller, and SNAP Ultimate, Ethernet, and Simple brains.
Monitoring and Control of Multiple EtherNet/IP Control Groups
Documents - 1905 - Published:
This white paper, written by N-TRON Corporation, explains network architecture for process control networks using EtherNet/IP. Allen-Bradley Logix PLCs, for example, communicate using this protocol. ...more
Modbus/TCP Integration Kit for ioControl
Downloads - Published:
This Modbus/TCP Integration Kit for ioProject allows Opto 22 controllers, using ioControl, to connect via Ethernet to any Ethernet/TCP-Modbus device and communicate using the Modbus/TCP protocol...more
Designing a Reliable Industrial Ethernet Network
Documents - 1897 - Published:
This white paper, written by N-TRON Corporation, considers several issues involved in designing an Ethernet network for industrial automation, including: Choosing media (cable types...more
N-TRON708TX Data Sheet
Documents - 1880 - Published:
This data sheet describes the N-TRON708TX, a highly reliable, fully managed Ethernet network switch for use in industrial automation. The switch has eight 10/100BaseTX copper ports.
N-TRON708FX2-ST Data Sheet
Documents - 1881 - Published:
This data sheet describes the N-TRON708FX2-ST, a highly reliable, fully managed Ethernet network switch for use in industrial automation. The switch has six 10/100BaseTX copper ports and two 100BaseFx fiber optic ports with ST connectors.
N-TRON 300 Series Installation Guide
Documents - 1882 - Published:
This installation guide shows you how to install and use N-TRON 300-series Ethernet network switches and media converters. The 300-series are compact, reliable unmanaged switches, ideal for use in industrial automation.
N-TRON 500 Series Industrial Ethernet Switches Installation Guide
Documents - 1883 - Published:
This installation guide shows you how to install and use N-TRON 500-series Ethernet network switches. The 500-series are highly reliable managed switches, ideal for use in industrial automation.
N-TRON 700 Series Managed Industrial Ethernet Switch User Manual and Installation Guide
Documents - 1884 - Published:
This installation guide shows you how to install and use N-TRON 700-series Ethernet network switches. The 700-series are highly reliable, fully managed switches, ideal for use in industrial automation.
N-TRON702W Industrial Ethernet Wireless Device User Manual and Installation Guide
Documents - 1885 - Published:
This installation guide shows you how to install and use the N-TRON702-W wireless access point (AP). This access point is highly reliable in industrial settings and is ideal for use with Opto 22 Wired+Wireless controllers and brains.
N-TRON306FX2N Data Sheet
Documents - 1887 - Published:
This data sheet describes the N-TRON306FX2-N-ST, a compact, unmanaged Ethernet switch with six ports (four copper and two fiber optic), ideal for industrial use.
N-TRON308TXN Data Sheet
Documents - 1888 - Published:
This data sheet describes the N-TRON308TX-N, a compact and sturdy unmanaged Ethernet switch. It has eight 10/100 BaseTX RJ-45 ports and is well suited for industrial applications.
N-TRON508FX2-A-ST-S Data Sheet
Documents - 1889 - Published:
This data sheet describes the N-TRON508FX2-A-ST-S, a managed Ethernet switch ideal for industrial applications. This switch has six copper and two fiber optic ports with ST connectors. It's a...more
N-TRON516TX-A Data Sheet
Documents - 1890 - Published:
This data sheet describes the N-TRON516TX-A, a managed Ethernet switch with 16 10/100BaseTX copper ports. This is a plug & play unit with advanced management features, ideal for industrial use.
N-TRON517FX-A-ST-S Data Sheet
Documents - 1891 - Published:
This data sheet describes the N-TRON517FX-A-ST-S, a managed Ethernet switch with 16 10/100BaseTX copper ports and one 100BaseFX fiber optic port with ST connectors. It has a standard temperature...more
N-TRON716FX2-ST Data Sheet
Documents - 1892 - Published:
This data sheet describes the N-TRON716FX2-ST, a managed Ethernet switch with 14 10/100BaseTX copper ports and two 100BaseFX fiber optic ports with ST connectors. This is a plug & play unit with...more
N-TRON508TX-A Data Sheet
Documents - 1878 - Published:
This data sheet describes the N-TRON508TX-A, a highly reliable, managed Ethernet network switch for use in industrial automation. The switch has eight 10/100BaseTX copper ports.
N-TRON304TX-N Data Sheet
Documents - 1833 - Published:
This data sheet describes the N-TRON304TX-N, a compact, unmanaged Ethernet switch with the ability to withstand harsh industrial environments.
N-TRON900-PM Panel Mounting Kit Drawing
Documents - 1896 - Published:
This document includes dimensional drawings and product applications for the N-TRON900-PM, a panel-mounting kit used with N-TRON 300-series and 500-series Ethernet switches.
Overcoming Concerns about Wireless PACs and I/O in Industrial Automation
Documents - 1814 - Published:
This white paper discusses four concerns engineers may have when considering the use of wireless Ethernet for industrial automation: security, network performance and reliability, availability and...more
Case Study: Automated Interface Solutions
Documents - 1812 - Published:
Systems integrator Automated Interface Solutions (AIS) used the SNAP PAC System to solve a problem for one of its large customers, a manufacturer of polypropylene film. Part of the company’s...more
Sample Motion Control Strategies
Downloads - Published:
The Motion Control example strategies show how to achieve four different motion control maneuvers using OptoMotion commands in a PAC Control strategy. You can use the example strategies as a starting...more
Case Study: University of California, Irvine
Documents - 1806 - Published:
At the University of California, Irvine, Scientist Dr. John Garman and a team of his engineering students use an Opto 22 SNAP PAC System in their research of coal and biomass combustion. The...more
Case Study: Sotavento Power Plant (Chinese)
Documents - 1797c - Published:
This document is in Chinese. The Sotavento Virtual Power Plant in Galicia, Spain, is a "green" power utility with an annual production of approximately 38,500 MWh. The plant uses...more
Case Study: Fulghum Industries (Chinese)
Documents - 1804c - Published:
This document is written in Chinese. Fulghum Industries, Inc. provides saws, chippers, loaders, conveyors, cranes, debarkers, and other heavy-duty equipment that transports and processes wood into...more
Understanding Programmable Automation Controllers (PACs) in Industrial Automation (Chinese)
Documents - 1634c - Published:
NOTE: This document is written in Chinese. This white paper describes the advent of the programmable automation controller (PAC) and its use in modern industrial applications. For additional white papers on PACs, see the Guide to PACs.
Case Study: Waterford Township Water Treatment Facilities (Chinese)
Documents - 1764c - Published:
This document is written in Chinese. The Waterford Township Department of Public Works in Michigan has established a reputation for operating one of the most advanced SCADA systems in the state...more
Expanding Allen-Bradley Systems with Intelligent Remote I/O (Chinese)
Documents - 1785c - Published:
This document is written in Chinese. This white paper explores a new way to expand Allen-Bradley PLC systems, adding functionality as well as additional I/O, with less strain on the central PLC and little programming.
Software for Programmable Automation Controllers (Chinese)
Documents - 1736c - Published:
This document is written in Chinese. This white paper explores some important features of programming software for a programmable automation controller (PAC). For additional white papers on PACs, see About PACs.
I/O Solutions for Temperature Monitoring (Chinese)
Documents - 1767c - Published:
This document is written in Chinese. This white paper describes various temperature sensors such as RTDs, thermocouples, ICTDs, thermistors, and infrared sensors, and the Opto 22 solutions for using them.
Case Study: Sotavento Power Plant
Documents - 1797 - Published:
The Sotavento Virtual Power Plant in Galicia, Spain, is a "green" power utility with an annual production of approximately 38,500 MWh. The plant uses alternative fuels, specifically wind...more
Cyrano-based Controller Firmware README
Documents - rm_cyr_fw - Published:
This README file lists revision changes made to the firmware used in the following Opto 22 controllers that run Cyrano strategies: G4LC32, G4LC32SX, G4LC32ISA, G4LC32ISA-LT, M4, M4IO, M4RTU, M4RTU Rev.2, SNAP-LCM4, SNAP-LCSX, and SNAP-LCSX-PLUS.
M4IO Controller Firmware
Downloads - Published:
This download contains the current firmware for the M4IO controller. The download also includes firmware for SNAP-LCM4, SNAP-LCSX, SNAP-LCSX-PLUS, M4, M4RTU, and other Opto 22 OptoControl-based controllers.
Cyrano Flash Firmware
Downloads - Published:
Current release of 16-bit Cyrano firmware. This firmware is required to run Cyrano strategies on legacy Opto 22 controllers.
G4LC32 Controller Firmware
Downloads - Published:
This download contains the current firmware for the G4LC32 controller. The download also includes firmware for SNAP-LCM4, SNAP-LCSX, SNAP-LCSX-PLUS, M4, M4RTU, and other Opto 22 OptoControl-based...more
G4LC32ISA Controller Firmware
Downloads - Published:
This download contains the current firmware for the G4LC32ISA controller. The download also includes firmware for SNAP-LCM4, SNAP-LCSX, SNAP-LCSX-PLUS, M4, M4RTU, and other Opto 22 OptoControl...more
G4LC32ISA-LT Controller Firmware
Downloads - Published:
This download contains the current firmware for the G4LC32ISA-LT controller. The download also includes firmware for SNAP-LCM4, SNAP-LCSX, SNAP-LCSX-PLUS, M4, M4RTU, and other Opto 22...more
G4LC32SX Controller Firmware
Downloads - Published:
This download contains the current firmware for the G4LC32SX controller. The download also includes firmware for SNAP-LCM4, SNAP-LCSX, SNAP-LCSX-PLUS, M4, M4RTU, and other Opto 22 OptoControl...more
M4 Controller Firmware
Downloads - Published:
This download contains the current firmware for the M4 controller. The download also includes firmware for SNAP-LCM4, SNAP-LCSX, SNAP-LCSX-PLUS, M4RTU, and other Opto 22 OptoControl-based controllers.
M4RTU Controller Firmware
Downloads - Published:
This download contains the current firmware for the M4RTU controller. The download also includes firmware for SNAP-LCM4, SNAP-LCSX, SNAP-LCSX-PLUS, M4, and other Opto 22 OptoControl-based controllers.
SNAP-LCM4 Controller Firmware
Downloads - Published:
This download contains the current firmware for the SNAP-LCM4 controller. The download also includes firmware for SNAP-LCSX, SNAP-LCSX-PLUS, M4, M4RTU, and other Opto 22 OptoControl-based controllers.
SNAP-LCSX Controller Firmware
Downloads - Published:
This download contains the current firmware for the SNAP-LCSX controller. The download also includes firmware for SNAP-LCM4, SNAP-LCSX, SNAP-LCSX-PLUS, M4, M4RTU, and other Opto 22 OptoControl-based controllers.
SNAP-LCSX-PLUS Controller Firmware
Downloads - Published:
This download contains the current firmware for the SNAP-LCSX-PLUS controller. The download also includes firmware for SNAP-LCM4, SNAP-LCSX, , M4, M4RTU, and other Opto 22 OptoControl-based controllers
RPM Measurement
Downloads - Published:
This strategy demonstrates how to measure revolutions per minute (RPM). The strategy was originally created in PAC Control Professional 8.1d. For instructions, see the documentation included in zip archive.  
PAC Control Sample Chart: Powerup Message for Message Queue
Downloads - Published:
This is a simple strategy that adds a message to the controller's message queue when the controller powers up and each time the strategy is started. This makes it easy to use the message queue to...more
Case Study: Michigan Fish Hatcheries
Documents - 1739 - Published:
At fish hatcheries throughout the state of Michigan, Opto 22 SNAP PAC systems interface with flowmeters, float level sensors, variable frequency drives, and the other power-, oxygen-, and water...more
I/O Enabler for Ethernet, SNAP PAC, and Multifunction and Remote Simple (RS) mistic Brains
Downloads - Published:
The logic in this sample strategy "IO Enabler" is designed to automatically recover communications to any I/O unit that temporarily goes offline (that is, has communications disabled) for...more
Case Study: State University of New York Energy Management Project
Documents - 1782 - Published:
Farming in the state of New York has sharply decreased over the last several decades, and the high cost of energy is an important cause. Thanks to an OptoGreen Grant, Professor Michael Otis of the...more
I/O Enabler for Ethernet, SNAP PAC, and Multifunction mistic Brains
Downloads - Published:
The logic in this sample strategy "IO Enabler" is designed to automatically recover communications to any I/O unit that temporarily goes offline (that is, has communications disabled) for...more
I/O Enabler for Ethernet and SNAP PAC Brains
Downloads - Published:
The logic in this sample strategy "IO Enabler" is designed to automatically recover communications to any I/O unit that temporarily goes offline (that is, has communications disabled) for...more
Case Study: AZEVAP, LLC
Documents - 1730 - Published:
AZEVAP, LLC, an original equipment manufacturer specializing in industrial cooling, has combined its own patented technologies with Opto 22’s to address many of the of the drawbacks of...more
Message Queue Logger
Downloads - Published:
This strategy and project demonstrate how to log messages from a controller's error (or "message") queue to the computer's hard drive. Having this information can make any...more
Understanding Programmable Automation Controllers (PACs) in Industrial Automation
Documents - 1634 - Published:
This white paper describes the advent of the programmable automation controller (PAC) and its use in modern industrial applications. For additional white papers on PACs, see the Guide to PACs.
PAC Display, ioDisplay, and OptoDisplay Patch
Downloads - Published:
This software patch for PAC Display, ioDisplay, and OptoDisplay software replaces the problematic Borland C++ Runtime library file cw3220.dll, which caused random crashes in PAC Display, ioDisplay...more
Opto 22's PAC Project Adds Secure Strategy Distribution System
Documents - 1869 - Published:
Original Equipment Manufacturers, Machine Builders Benefit from Automation Software Suite’s Control Program Encryption, User Authentication Features from Opto 22's PAC Project Secure Strategy Distribution System.
OptoTerm Utility for OptoControl Controllers
Downloads - Published:
This download contains a full installation of the most recent version of OptoTerm, a software utility for: Downloading new firmware to an OptoControl-based controller. Viewing the status of an OptoControl-based controller.
Caso: Brunswick Bowling & Billiards Mexico
Documents - 1749 - Published:
Caso sobre la compania Brunswick Bowling & Billiards Mexico, que tenia la necesidad de automatizar el almacenamiento y suministro de materias primas basado en un sistema que cumpliera con la...more
Considerations for Choosing a Programmable Automation Controller (PAC)
Documents - 1733 - Published:
This white paper compares programmable automation controllers (PACs) with other automation technologies and suggests several considerations to keep in mind when choosing PACs for your industrial...more
Modbus/Serial Integration Kit for ioControl
Downloads - Published:
This Modbus/Serial Integration Kit for ioProject allows Opto 22 controllers, using ioControl, to connect via a serial network to any Modbus device and communicate using the Modbus protocol. The...more
Modbus/TCP Integration Kit for ioProject
Documents - 1644 - Published:
The Modbus/TCP Integration Kit for ioProject (Part # IOP-INT-MBTCP) allows Opto 22 controllers, using ioControl, to connect via Ethernet to any Ethernet/TCP-Modbus device and communicate using...more
Modbus/Serial Integration Kit for ioProject
Documents - 1660 - Published:
The Modbus/Serial Integration Kit for ioProject (Part # IOP-INT-MBSER) allows Opto 22 controllers, using ioControl, to connect via RS-232 or RS-485 to a Modbus device and communicate using the...more
Pamux User's Guide
Documents - 0726 - Published:
This manual provides all the information you will need to set up and use a Pamux system. It features complete descriptions of all Pamux components, including the B4, B5, and B6 brain boards and the AC28 and AC36 adapter cards.
Case Study: Lumenyte
Documents - 1751 - Published:
Lumenyte is currently using Opto 22’s SNAP PAC System and other hardware to control and monitor a host of equipment used in process control and manufacturing of plastic optical fibers...more
Caso: Georgia Pacific Tissue México (Spanish)
Documents - 1748 - Published:
Caso sobre como la compania Georgia Pacific Tissue, que ha actualizado maquinaria en una planta en la ciudad de Toluca, Mexico con los productos de Opto 22. (Case study on how Georgia Pacific...more
Allen-Bradley DF1 Integration Kit for OptoControl
Downloads - Published:
OPTOINTAB is an integration kit for communicating between OptoControl and third-party DF1 protocol devices. The integration kit includes subroutines, example strategies, and documentation. In...more
Allen-Bradley DF1 Integration Kit For ioControl Users Guide
Documents - 1555 - Published:
The Allen-Bradley DF1 Integration Kit (Part # IOP-INT-ABDF1) provides users of Opto 22’s ioControl software(version 6.0 and above) an easy method of communicating with Allen-Bradley drivers or...more
OptoTerminal Firmware (2007, v R2.50)
Downloads - Published:
The OptoTerminal Firmware file contains the current firmware versions for the OptoTerminal-G70 and OptoTerminal-G75 operator interfaces. See the OptoTerminal Qlarity Foundry User's Manual for firmware installation instructions.
OptoTerminal Quick Start Guide
Documents - 1338 - Published:
This guide shows you how to configure an Opto 22 OptoTerminal-G70 or OptoTerminal-G75 and connect it to an Opto 22 SNAP Ultimate I/O™ , SNAP Ethernet I/O™ , or SNAP-IT&trade...more
OptoTerminal Hardware User's Manual
Documents - 1343 - Published:
Opto 22 OptoTerminals are Ethernet-enabled graphic terminals with object-based programming. These terminals feature a robust list of industrial grade hardware features and options. This manual...more
OptoTerminal Programmer's Reference Manual
Documents - 1345 - Published:
This manual covers the many aspects of the Qlarity Programming language. OptoTerminal software is divided into four major components: User Application (created in Qlarity Foundry™ or a...more
OptoTerminal Qlarity Foundry User's Manual
Documents - 1344 - Published:
Qlarity Foundry™ is a Windows®-based design tool that uses the Qlarity™ programming language to help you design user applications for the OptoTerminal-G70 and OptoTerminal-G75...more
CAD Drawing: SNAP-RCK-M2B Rack Adapter
Downloads - Published:
This CAD file includes drawings of the SNAP-RCK-M2B rack adapter. This adapter makes it possible for customers who are upgrading existing systems to temporarily mount a SNAP PAC brain or on-the-rack controller on a legacy SNAP B-series rack.
ioProject Professional Software Suite
Downloads - Published:
NOTE:This is a legacy product and is not recommended for new development. For the SNAP PAC System or new development, use the PAC Project software suite instead. PAC Project is designed for SNAP...more
ioControl Professional
Downloads - Published:
NOTE:This is a legacy product and is not recommended for new development. For new development, use PAC Control, part of the PAC Project software suite and designed for SNAP PAC controllers. If you...more
ioDisplay Professional
Downloads - Published:
NOTE:This is a legacy product and is not recommended for new development. For new development, use PAC Display, part of the PAC Project software suite and designed for the SNAP PAC System. If you...more
ioProject Basic Software Suite
Downloads - Published:
NOTE:This is a legacy product and is not recommended for new development. For the SNAP PAC System or new development, use the PAC Project software suite instead. To compare product features, see...more
ioControl Basic
Downloads - Published:
NOTE:This is a legacy product and is not recommended for new development. For new development, use PAC Control, part of the PAC Project software suite and designed for SNAP PAC controllers. If...more
ioDisplay Basic
Downloads - Published:
NOTE:This is a legacy product and is not recommended for new development. For new development, use PAC Display, part of the PAC Project software suite and designed for the SNAP PAC System. If you...more
ioProject Readme Notes
Documents - rm_ioprojss - Published:
Readme for ioProject Basic and Professional, the legacy versions of PAC Project. Includes information on features, enhancements, and bug fixes for each ioProject application: ioControl, ioDisplay, OptoOPCServer, ioManager, and ioUtilities.
ioManager
Downloads - Published:
NOTE:This is a legacy product and is not recommended for new development. For the SNAP PAC System or other new development, use PAC Manager instead. -------------- ioManager is a...more
Caso: Henkel Capital México (Spanish)
Documents - 1671 - Published:
Caso sobre la automizacion de una empresa de adhesivos en la ciudad de Salamanca, Guanajuato, Mexico. (Case study of how an adhesives manufacturer in Salamanca, Guanajuato, Mexico, was automated.)
Case Study: Georgia Aquarium
Documents - 1637 - Published:
This case study describes how Opto 22 and other vendors provide the hardware and integrated control systems used at the world's largest aquarium---the Georgia Aquarium.
Case Study: Grupo Antolin Gains Control of Its Headliner Assembly Process
Documents - 1304 - Published:
Grupo Antolin uses sophisticated technology including robotics, scanners, "pick-to-light" bins, bar coding, inventory controls, and Opto 22 SNAP Ethernet I/O to manufacture and ship...more
Caso: Planta de Cloro y Sosa Cáustica en Monterrey, México (Spanish)
Documents - 1652 - Published:
Caso sobre la automizacion de una planta de cloro y sosa caustica en la ciudad de Monterrey N.L., Mexico. (Case study of a chlorine and caustic soda plant in Monterrey N.L., Mexico, that is automated with Opto 22 equipment.)
Caso: Soto la Marina (Spanish)
Documents - 1571 - Published:
Caso sobre la automizacion de una planta de tratamiento de aguas en la ciudad de Soto la Marina, un puerto ubicado en la costa de Tamaulipas en el Golfo de Mexico. (Case study of how a water...more
ioManager User's Guide
Documents - 1440 - Published:
ioManager is the software tool used to assign IP addresses and configure I/O points and system functions on most Opto 22 Ethernet-based hardware, including SNAP-LCE controllers: SNAP Ethernet,...more
SNAP DNP I/O
Documents - 1551 - Published:
SNAP DNP I/O from Opto 22 is a DNP slave hardware device for use with DNP3-based SCADA systems. A low-cost alternative to remote telemetry units (RTUs), SNAP DNP I/O systems provide a non...more
ioDisplay User's Guide
Documents - 1302 - Published:
The ioDisplay User's Guide provides instructions for developing operator interfaces (HMIs) to monitor and control Opto 22 controllers. ioDisplay is part of the ioProject Basic and ioProject Professional software suites.
ioControl User's Guide
Documents - 1300 - Published:
The ioControl User's Guide includes programming instructions and tips for developing control strategies to run on SNAP Ultimate controller/brains and SNAP-LCE controllers. ioControl is part of the ioProject software suite.
Caso: Redes de Distribución de Agua en Monterrey, México (Spanish)
Documents - 1309 - Published:
Caso sobre la automizacion de un amplio sistema acuifero en la ciudad de Monterrey, NL en Mexico. (Case study describing a large water/wastewater control project in the city of Monterrey, Mexico. Document is in Spanish.)
Case Study: La Pastora
Documents - 1554 - Published:
This case study describes how and Opto 22 integraor, IAC, designs and implements an automation and control system at a Venezuelan sugar mill.
Case Study: Brooks Automation
Documents - 1619 - Published:
This case study describes how the company, Brooks Automation, uses Opto 22 hardware and software to develop a "universal testing platform" for product qualification.
FactoryFloor patch for PCI ARCNET card
Downloads - Published:
Software patch for using FactoryFloor software with a PCI adapter card for connecting to ARCNET networks. Note: See the included README file for installation and configuration instructions.
ioProject 7.1 Release Notes
Documents - 1630 - Published:
This document describes the 7.1 release of the ioProject Basic and ioProject Professional software suites, including applications, installation, new features, and enhancements.
ioControl Command Reference
Documents - 1301 - Published:
This command reference describes in detail all ioControl programming commands, or instructions. Use with form #1300, the ioControl User's Guide. ioControl is part of the ioProject software suite.
ioProject Basic and Professional 7.0 Release Notes
Documents - 1599 - Published:
This document describes the version 7.0 release of the ioProject Basic and Professional software suites. ioProject Basic includes ioControl Basic, ioDisplay Basic, and ioManager. ioProject...more
Analog Expansion Brick - Instructions
Documents - 0682 - Published:
Opto 22 G4LAX and G4RAX analog expansion bricks each allow up to eight additional Opto 22 G4 analog I/O modules to be used with Opto 22 G4A8L and G4A8R analog bricks. The G4LAX expansion...more
AutoCAD Drawings
Downloads - Published:
This file contains AutoCAD drawings of Opto 22 products dating from 1988 to 2003. These are the same drawings that have been available on our BBS. Included is an Excel file describing the file names and relevant Opto 22 part numbers.
Toolchain for E1 and E2 Open-Source Software
Downloads - Published:
IMPORTANT: You do NOT need to download this to operate E1 and E2 brain boards. It is a collection of source code intended for software developers only, and requires a solid understanding of the...more
E1 and E2 Product Overview
Documents - 1579 - Published:
E1 and E2 brain boards add powerful networking, software, and protocol options to existing Optomux systems. As drop-in replacements for existing B1 and B2 brain boards, E1s and E2s not only...more
M4 Modular Controller Data Sheet
Documents - 0812 - Published:
The Modular M4 Controller features powerful communications capabilities, built-in diagnostics, and 32-bit processors. Modular controllers are designed to work with Opto 22’s Windows 32-bit FactoryFloor software suite.
Defines file for ioControl 6.x and OptoTerminals
Downloads - Published:
Use this file to correct a problem that occurs when a SNAP Ultimate brain running an ioControl 6.0 or 6.1 strategy with subroutines communicates with an Opto 22 OptoTerminal. If your strategy...more
ioProject 6.1 Release Notes
Documents - 1575 - Published:
The latest versions of Opto 22's ioControl, ioDisplay, OptoOPCServer, and ioManager-- collectively called the ioProject Software Suite--bring significant new features, performance, and support for flexible new SNAP Ethernet systems hardware.
Case Study: Delphi-Delco
Documents - 1573 - Published:
This case study describes how an automotive leader outfits its automotive product line with Opto 22's SNAP Ethernet I/O System for manufacturing automation and validation.
Allen-Bradley DF1 Integration Kit for ioControl
Downloads - Published:
The Allen-Bradley DF1 Integration Kit provides users of Opto 22’s ioControl software (version 6.0 and above) an easy method of communicating with Allen-Bradley drivers or PLCs using the...more
Case Study: Jett Electric
Documents - 1560 - Published:
This case study describes how an Opto 22 systems integrator uses Opto 22 SNAP Ethernet systems at work, at home, and to start his own business.
FactoryFloor Software
Downloads - Published:
FactoryFloor is Opto 22's  legacy suite of industrial control software applications for solving control automation problems, building easy-to-use operator interfaces, and expanding...more
OptoGSM I/O
Documents - 1496 - Published:
OptoGSM I/O from Opto 22 integrates standard GSM/GPRS mobile networks and proven Opto 22 input/output (I/O) technology to provide a low-cost, flexible solution for remote monitoring and...more
SNAP Racks Assembly Instructions
Documents - 0796 - Published:
This legacy document describes how to install a legacy rack extrusion and how to install or remove a circuit board. It includes a list of SNAP rack accessories and applies to these parts: SNAP...more
SNAP N-Series Racks Data Sheet
Documents - 1419 - Published:
N-Series racks are specially designed to accomodate a remote communication adapter for use with cellular modems, dial-up modems, or other wireless WAN radios. These racks are ideal for applications...more
FTP and File Management: A SNAP Ultimate I/O Learning Center Supplement
Documents - 1450 - Published:
This supplement to the SNAP Ultimate I/O Learning Center Guide teaches you how to use FTP and file management features in ioControl and SNAP Ultimate I/O. This PDF is the manual only; for the...more
PPP sample code and configuration for ioControl
Downloads - Published:
The zip file contains sample ioControl code for the SNAP Ultimate I/O and SNAP-LCE. The code demonstrates how these controllers can exchange information via PPP and modems. A document is included...more
Case Study: Barcelona Underground Railway
Documents - 1367 - Published:
The Opto 22 SNAP Ethernet I/O system is used to monitor Barcelona Metro’s entire communications network including the radio links used for voice and data transmission throughout the...more
M2M and the Supply Chain
Documents - 1425 - Published:
This white paper describes how the power and potential of M2M (machine-to-machine) technology can be used to improve enterprise supply chain activities. It also explains some of the processes...more
Case Study: Coca-Cola/Dasani Water
Documents - 1426 - Published:
This case study covers a Missouri-based integrator, The Automate Company, which designed and implemented the control system for Coca-Cola/Dasani bottling plant using Opto 22 hardware. The...more
How to Extend the Reach of IT
Documents - 1242 - Published:
Opto 22 developed the SNAP-IT system to connect Information Technology (IT) sysems to the real world of analog, digital, and serial devices. This white paper discusses applications and uses of SNAP-IT systems.
Sample Analog Trip Strategy
Downloads - Published:
Application code demonstrating how to implement an analog trip amp software in ioControl. If an analog input rises above its corresponding alarm setpoint value for more than a specified time, its...more
ioDisplay Data Sheet
Documents - 1296 - Published:
Part of the ioProject software suite, ioDisplay is an intuitive HMI software package used to build operator interfaces for your Microsoft Windows-based clients communicating with Opto 22 Ethernet systems.
Case Study: TrafficWerks
Documents - 1517 - Published:
This case study describes how Original Equipment Manufacturer TrafficWerks uses Opto 22 SNAP Ultimate I/O in toll booth monitoring and data acquisition systems.
Case Study: Amersam Car Park Management
Documents - 1480 - Published:
Case study describing how TCM Enginy uses Opto 22 SNAP Ultimate I/O-based machine-to-machine system for remote monitoring and data acquisition at parking facilities in Rues, Spain.
Nvio Starter Kit
Documents - 1504 - Published:
The Nvio Starter Kit from Opto 22 provides in one turn-key system all the elements needed to monitor and manage remote devices so you can quickly evaluate or implement a machine-to-machine (M2M) application.
OptoAgent Integration (for CA Unicenter NSM 3.1)
Downloads - Published:
OptoAgent Integration for CA Unicenter, in conjunction with Opto 22 SNMP-enabled Ethernet hardware, provides a convenient method for monitoring and managing real-world devices and business...more
AC24AT_AC422AT Users Guide
Documents - 0166 - Published:
The AC24AT and AC422AT cards provide an asynchronous RS-422/485 communications port for the ISA bus. The adapter cards are seen by the computer as standard COM ports.
Case Study: Meridian Medical Technologies Improves Critical Water Quality
Documents - 1241 - Published:
This case study shows how a manufacturer of medical products and pharmaceutical systems uses Opto 22 SNAP-IT with their existing Unicenter TNG enterprise management system to automatically log...more
SNAP-IT-1U Data Sheet
Documents - 1373 - Published:
SNAP-IT-1U is a packaged solution to monitor, control, or acquire data from virtually any electrical, mechanical, or electronic device over a standard TCP/IP Ethernet network. Designed to mount on...more
Case Study: BioLab Ensures Water Quality with Opto 22 M2M System
Documents - 1477 - Published:
Case study describing BioLab Commercial Water's implementation of Opto 22 machine-to-machine technology for remote monitoring, control and enterprise data acquisition for commercial pool...more
Optomation Systems ioControl Functions
Downloads - Published:
A piecewise linear interpolator function PLI under ioControl 5.1. The ioScript version can be easily copied to your program. It can be used for any of the following applications: Calculating...more
D64 Capture Firmware Data Sheet
Documents - 1320 - Published:
Opto 22's high-speed D64 Capture Firmware gives an Opto 22 digital-only SNAP Ethernet I/O system or SNAP-IT unit the ability to capture on/off transitions, log transition data, and...more
OptoTerminal Firmware (2004, v 1.53)
Downloads - Published:
The OptoTerminal Firmware file contains the current firmware release for the OptoTerminal-G70 and OptoTerminal-G75 operator interfaces. See the OptoTerminal Qlarity Foundry User's Manual for firmware installation instructions.
OptoSQL Proxy sample files and installation program
Downloads - Published:
OptoSQL Proxy is a free utility that allows our SNAP Ultimate I/O and SNAP-LCE controllers to send data to and request data from an OLE-DB data source. It was built to show how to send data to a...more
OptoTutorial 1450: FTP and File Management
Downloads - Published:
This ZIP file contains the complete tutorial on using ioControl's FTP and file management features. This tutorial includes a PDF document and sample ioControl files and shows how to use the FTP...more
OptoTagger aka OptoTagRetrieveRewrite
Downloads - Published:
** NOTE: For a newer alternative compatible with Windows 7, 8, and 10, see the utility, OptoTagPreserve. ** The freeware on this page allows users to: 1. Retrieve values of various tags...more
VB6.0 source code for OptoTagger
Downloads - Published:
This utility allows users to: 1. Retrieve values of various tags/variables from a controller 2. Open/create a text file with a list of variables, either by hand or by reading tag names from a...more
PamScan for MS-DOS
Downloads - Published:
PamScan for MS-DOS is a software utility for troubleshooting Pamux hardware. Before you download, read the Legal Agreement.
ArcTest ISA Bus Configuration Utility
Downloads - Published:
This software, mentioned in Application Note 9809, is for configuring an ISA bus card. The file contains the program source code, a help file, and a copy of Microsoft's QBASIC compiler.
Ethernet Controller Driver - Linux
Downloads - Published:
A demo that's like the OptoTerm program for Windows. It demonstrates how to retrieve strategy information from the controller and other simple information. This package only supports an Ethernet interfaced controller (SNAP-LCM4, M4, or M4RTU).
Cyrano Software
Downloads - Published:
The predecessor to OptoControl, Cyrano is a DOS application for flowchart control programming. This software does not run under Windows NT.
Mistic MMI
Downloads - Published:
Mistic MMI is the predecessor to OptoDisplay. It is a 16-bit Windows 3.x Man-Machine Interface package that is tightly integrated with Cyrano.
Mistic MDS
Downloads - Published:
Mistic MDS is the predecessor to OptoServer. It is a DDE-only server for the Cyrano tagname database that operates under Windows 3.x.
OptoControl SDK
Downloads - Published:
The OptoControl SDK includes example material showing how to call Opto 22 drivers when communicating with Opto 22 FactoryFloor-based controllers. This version has been updated for FactoryFloor R4.0.
B3000-PDPRS64 Device Master File
Downloads - Published:
This download contains the file opto087D.gsd, a device master file for customers who need to configure their Profibus software to recognize and use Opto 22’s B3000 PDPRS64.
Cyrano Flash Firmware and Installation Utility
Downloads - Published:
Current release of 16-bit Cyrano firmware. This firmware is required to run Cyrano strategies on Opto 22 controllers. This file installs the Opto 22 Flash 200 utility (version R3.1i) and Cyrano firmware (version R3.2j).
host60.zip
Downloads - Published:
Mistic I/O is a serial (RS422/485) protocol allowing up to 4,096 I/O points (per serial link) to be connected to a computer or Mistic controller used with Mistic-protocol brains and brain boards...more
Mistic I/O Scanning Utility
Downloads - Published:
Mistic I/O is a serial (RS422/485) protocol allowing up to 4,096 I/O points (per serial link) to be connected to a computer or Mistic controller used with Mistic-protocol brains and brain boards...more
M2M Solution Paper: Quick-Serve Restaurants
Documents - 1455 - Published:
This paper describes M2M solutions in the area of quick-serve restaurants. It covers the monitoring and management of the restaurants' operations and equipment---using existing enterprise software---with M2M technology from Opto 22.
SNAP OEM Brain Open-Source Software
Downloads - Published:
This collection of source code is intended for software developers only, and requires a solid understanding of the Linux operating system. The SNAP-ARL-ASDS-2 brain uses a Linux® operating...more
RS232 to RS422/485 Converter Data Sheet
Documents - 0466 - Published:
The AC7 is a stand-alone adapter card that converts RS-232 serial communication to RS-422 serial communication, which is directly compatible with the  Optomux brain boards .
Introduction to Monitoring with SNAP-IT
Documents - 1407 - Published:
This document gives an introduction on how to connect real-world assets and equipment using Opto 22's SNAP-IT system. The SNAP-IT system helps gain real-time business data without disturbing systems and processes.
AC31 Users Guide
Documents - 0168 - Published:
The AC31 is an addressable interface for the OPTOMUX bus. Many devices incompatible with the OPTOMUX bus protocol can be made compatible by using an AC31.
PC-Based Automation in the Pipeline Industry
Documents - 0991 - Published:
This paper examines four important PCAS (PC-based Automation System) aspects: connectivity, scalability, reliability, and supportability. While the following discussion focuses on natural gas...more
AC47 Interface Card Data Sheet
Documents - 1002 - Published:
The AC47 is an obsolete twisted-pair ARCNET network interface card for IBM PCs and compatibles using the ISA bus. The product is no longer available. This data sheet is provided for reference only.
DeviceNet 16-Channel Digital Brain Board Data Sheet
Documents - 0759 - Published:
The BD-DEVNET is a 16-channel digital DeviceNet-compatible brain board that allows DeviceNet customers to utilize Opto 22 digital I/O mounting racks on the DeviceNet communication and power network.
EX2 Users Guide
Documents - 0412 - Published:
The EX2 daughter card is an expansion card for the LC4. The EX2 provides two, independent, full-duplex serial communications ports and a 24-line bidirectional parallel port.
Fiber Optic Repeater Adapter
Documents - 0526 - Published:
The AC40 fiber optic data link adapter satisfies the requirements of industrial communications by using light instead of conventional electrical signals.
Allen-Bradley DF1 Library File
Downloads - Published:
Use this library file together with the Allen-Bradley DF1 Integration Kit for OptoControl. Version R3.0a of the library file is released for users of OptoControl controller firmware versions R3...more
Allen-Bradley DF1 Library File
Downloads - Published:
Use this library file together with the Allen-Bradley DF1 Integration Kit for OptoControl. Version R3.1a of the library file is released for users of OptoControl firmware versions R3.1a or newer...more
Optoware Manual
Documents - 0092 - Published:
Obsolete Document This manual has been replaced by Opto 22 form 1572, the Optomux Protocol Guide. This manual covers all Optomux drivers.
Mistic MMI Manual
Documents - 0626 - Published:
The Mistic MMI (Man-Machine Interface) is a Microsoft Windows Version 3.1 (or later) program used to develop operator interfaces for Cyrano 200 strategies running Opto 22 Mistic control equipment.
Modbus Integration Kit for OptoControl (Serial)
Downloads - Published:
The OPTOINTMB is an integration kit for communicating between OptoControl and third-party serial Modbus devices. The integration kit includes subroutines, example strategies, and documentation. In...more
Mistic Data Server
Documents - 0691 - Published:
MDS (Mistic Data Server) is a software package that allows multiple Mistic MMIs and other DDE aware applications to easily access data from Mistic controllers. Two software programs make up the MDS package: the MDS Administrator, and MDS.
Cyrano Manual
Documents - 0702 - Published:
This manual is intended to provide general information on installing and using Cyrano plus a description of all tools, menus, and dialog box options.
Cyrano Command Reference
Documents - 0703 - Published:
This reference manual provides complete descriptions of all Cyrano commands, both operations (which execute something) and conditions (which evaluate something). It also includes detailed overview information on various command groups.
Optomux and Local Controller Programming Notes
Documents - 0108 - Published:
These programming notes describe some typical OPTOMUX applications and programs written for legacy LC2 or LC4 controllers controlling OPTOMUX. The programs are written in IBM PC BASIC or FORTH 83, both of which are resident languages on the LC2/LC4.
(Older) Pamux B4 Manual, Revision K and Lower
Documents - 0127 - Published:
This document is the user's manual for Pamux B4 brain boards, revisions K and earlier. Its publication date is March 1990. For Pamux B4 brain boards revisions L and higher, see Form 0726, the Pamux User's Guide.
PCI ARCNET for FactoryFloor README
Documents - rm_pci20_arcnet - Published:
Describes how to install PCI ARCNET card support. Also describes how to use the PCI ARCNET for FactoryFloor to correct a compatibility problem FactoryFloor software may have with Microsoft Windows 2000 Service Packs 3 and 4.
OptoTutorial: Using the SNAP PAC REST API with Excel
Downloads - Published:
A great advantage to getting data from a PAC controller into a Microsoft® Excel® worksheet is that you can use Excel’s features to analyze the data. This tutorial walks you from...more
Incorrect on/off states returned for standard SNAP digital modules in rack positions 8 - 15
Knowledge Base - KB57605 - Published:
Commands used to read or write to all standard digital and analog modules on an I/O unit, may incorrectly return data for digital modules installed in positions 8 through 15 on a mounting rack...more
SNAP analog module loses custom scaling configuration
Knowledge Base - KB83828 - Published:
If an analog module on the rack has not been discovered by the brain or rack-mounted controller when configuration occurs, any custom configuration will be overwritten with defaults when the analog...more
SNAP Module Resets Causes Re-Config Storm
Knowledge Base - KB82221 - Published:
When a low density module returns 0x8000 on all 4 points, the brain/controller will issue a Reset (Arcnet Command 0x42) to the module. If a module continually returns 0x8000 the brain/controller...more
Changing SNAP analog ouput module scaling may cause rare, infrequent reset
Knowledge Base - KB80434 - Published:
Changing the upper or lower scaled units for an analog output point may cause a rare, infrequent module reset. When the problem occurs, the Smart Modules Present mask in PAC Manager momentarily...more
PAC Manager Status Write function does not store SNAP-SCM-CAN2B module configuration to flash
Knowledge Base - KB85958 - Published:
When you use the PAC Manager Status Write page to "Store configuration to flash" (Tools > Inspect > Status Write), it does not store configuration for SNAP-SCM-CAN2B serial communication devices.
Help with a SNAP-AOV-25 module
Forum - Published:
I am using the SNAP-AOV-25 to give a 0 - 5 VDC output to a thyristor for a heater control. I have used a SNAP-AOV-5 previously to do this job but the current project needed to use only 1 rack...more
Changing SNAP I/O Modules
Forum - Published:
Is it necessary to turn power off to the EB1 brain when changing a SNAP i/o module? Is it necessary to restart the strategy on a PAC-S1 after changing a SNAP i/o module on a rack that uses a EB1 brain? Thanks...
OptoNews: New face for SNAP I/O modules
Blog - Published:
When you buy a new SNAP I/O module today, you may find that the printing on it looks a little different from ones you already have. Don't be concerned; there's no difference in how the module functions.
OptoNews Tip: Choosing the right SNAP I/O module
Blog - Published:
Maybe you're monitoring temperature, or controlling a production line, or getting data from a load cell. Whatever your goal, you want to get the I/O that works best for your application.  Or maybe...more
Read back Snap output modules
Forum - Published:
I’m a new user to Snap I/O. When I write to an Analog output module to set an analog value, can I then read the Output value back to make sure the the output is set to the value I requested ? I am...more
Using snap modules without the rack
Forum - Published:
Hello, I use your Snap line in our OEM controller, and I came across your Module Integration Guide (form 0876-100610 dated June 2010). Communicating directly with snap modules is something that I...more
OptoNews: New board adds G4 power to SNAP HDD modules
Blog - Published:
How do you sense or switch loads up to 3 amps with each of the 32 points on a SNAP high-density digital (HDD) I/O module? Here's how: the new SNAP-UDC-HDB-G4 breakout board.
Can SNAP PAC system auto detect I/O modules? - old forum post
Forum - Published:
nvl Joined on 07-12-2007 Posts 19 Can SNAP PAC system auto detect I/O modules? Our customers ask the questions regarding I/O modules: Do PAC controller R-series & Brain automatically detect the I...more
Snap-IAC5 Module as Tank Probe Sensor
Forum - Published:
I don’t know if I am the only one who’s ever considered doing this (and quit laughing), but really it work like a champ. The IAC5 has a impedance of 169k ohms which at first I thought would too...more
SNAP-OMR6 vs SNAP-ODC5R. Mechanical relay ouput modules
Forum - Published:
It still surprises me how many people work with Opto 22 hardware and software and yet are not signed up to OptoNews and so miss out on hearing all the cool stuff that happens in the world of Opto...more
I have couple of a normally close solenoid, that is connected directly to SNAP-OAC5 module
Forum - Published:
Hi all, I have couple of a normally close solenoid, that is connected directly to SNAP-OAC5 module. one of those solenoids is constantly getting 120 VAC when it’s off and 120 VAC when they are on...more
SNAP Profibus Module
Forum - Published:
I have a question about the Profibus module. We have a customer who would like our system to communicate with a Siemens S7 300 PLC. They want to send us a setpoint and want us to send back data. ...more
SNAP PAC to groov EPIC - Serial modules and I/O configurations
Blog - Published:
Honest answers to your questions about making the move from SNAP PAC controllers to groov EPIC. I’d like to try and feed two birds with one handful of grain in this blog… We often get these two...more
SNAP-AOVA-8 module and its SNAP-HD-20F6 cable
Forum - Published:
I am setting up a new system that has some of the AOVA-8 output modules installed. I look forward to using this module based on it’s apparent versatility. I have the corresponding, required cables...more
SNAP-SCM-SSI Module and Novotechnik TP1
Forum - Published:
Ok, I just successfully connected and got working an SSI module and Novotechnik magnostrictive linear sensor. I am bringing this up because I had to struggle a bit but once you know what to look...more
Communicating with SDM120ct-mv power analyzer through Modbus using the Snap SCM-485-422 module
Forum - Published:
Hello all! I am quite new to the world of Opto22 and Modbus, I have been learning it for 3 weeks now and so far, I understand most of the basics. Now I have a task that has been assigned to me and...more
Debounce for snap counter
Forum - Published:
Is there a way to add a debounce to a snap pac i/o counter (the module’s built-in counter function)?...
SNMP I/O point OID's?
Forum - Published:
I have made numerous exhaustive searches here on these forums as well as internet searches, and have found no information on this, thus this post. The equipment and software I’m using: Opto22 Snap...more
RS232/485 Serial C++ Example Code
Forum - Published:
Hello, is there any example code how to read/write on a RS232 or RS485 module based on the “C++ OptoMMP Software Development Kit for SNAP PAC” code? We have SNAP-SCM-232 and SNAP-SCM-485-422 modules. Thanks....
Humidity Sensor
Forum - Published:
Is there a way that I can use this Humidity Sensor with a SNAP Module? bourns.com error 122.07 KB ...
Get the EPIC DI/DO module state in PAC Control
Forum - Published:
The PAC Control can use the Get HDD Module Status command to move the state of the SNAP HDD module to an integer variable. So how do we move a EPIC DI/DO module state to an integer variable?...
Opto 22 Products for Raspberry Pi Solutions
Developer - Published:
Which I/O Should I Use?If you don’t already have I/O for your Raspberry Pi project, you should base your decision on the sensors and actuators you plan to use.Opto 22 G4 I/O has 1 point per module....more
Modbus Master & Slave Communication
Forum - Published:
Hello everyone, I would like to know if it is possible to use both TCP Modbus Master communication on a SNAP PAC R2 PLC and Modbus serial slave communication on a communication module SNAP-SCM 485 ?...
Loose Modules (PAC)
Forum - Published:
Spent most of today troubleshooting QNAN errors on various I/O modules. We mostly saw them with SNAP-AITM-4i modules, but also had the problem with SNAP-OMR6T-C and a couple others. Then other...more
I/O Screw size?
Forum - Published:
What is the screw size of the snap-pac I/O modules? A whole bunch were never installed and subsequently lost…...
Old SNAP-AITM screws
Forum - Published:
Older SNAP-AITM modules (circa 2010) had four Philips screws for the field wiring (new modules (and really old modules) had/have captive screws). What size are these old screws? One was lost....
AICTD Conversion
Forum - Published:
When converting a Snap-PAC system over to EPIC hardware are there any modules that would work for the ICTD sensors?...
OptoNews: Sneak peek - SNAP-AIRTD-8U multifunction input
Blog - Published:
Actually you can buy this flexible analog input module right now. You'll just need a SNAP PAC brain or R-series controller with firmware R9.5a in order to use it—coming soon! Designed for 3-wire...more
Problem with 1678 Modbus/TCP Protocol Guide
Forum - Published:
I have found what appears to me to be an error on Page 29 of the Modbus/TCP Protocol Guide in the Analog Module Address Table. This pertains to the values used for both the CONFIG POINT and CONFIG...more
Use SNA-AIV-4 as 4 to 20 mA input
Forum - Published:
Hi I have a SNAP-AIV-4 module, can it be used with a 4 to 20 mA sensor by placing a 220 ohm resistor in parallel to one of the channels?...
SNAP-IDC-16 and SNAP-IDC-HT-16
Forum - Published:
Excuse me, what is the difference between SNAP-IDC-16 and SNAP-IDC-HT-16? Can you give me an example of the application of the two modules? thank you!...
SNAP AIMA-8 & SNAP-AILC with pressure transmitters and load cells
Forum - Published:
Just some clarifying questions. If I have three the same type of pressure transmitters that I am using for my project I only need one SNAP AIMA-8 controller since it has 8 channels. Am I correct...more
OptoNews Tip: More capabilities, more I/O for legacy systems
Blog - Published:
Move up to SNAP PAC—and keep racks and field wiring intact Have you seen some of our newer high-density, high-speed, or multifunction I/O modules and wished you could use them in your legacy SNAP...more
OptoNews: More features and I/O for legacy systems
Blog - Published:
Move up to SNAP PAC—and keep racks and field wiring intact Have you seen some of our newer high-density, high-speed, or multifunction I/O modules and wished you could use them in your legacy SNAP...more
OptoNews: New compact breakout board saves cabinet space
Blog - Published:
If you use high-density 32-point SNAP digital I/O modules, you'll be interested in our latest breakout board: the SNAP-UDC-HDB. The small footprint of this new board makes it ideal for use in...more
SNAP-AIRTD QNAN problem
Forum - Published:
Dear all! I maintain a SNAP PAC system, and I get from some SNAP-AIRTD module IVAL and XVAL value: “-1.#QNAN”. This values periodically change from the normal field value and back to “-1.#QNAN”. It...more
Factory Mutual Approvals?
Forum - Published:
Dear Opto, I’m a big fan of the SNAP-AIMA-8 module because it’s relatively high density, but you can still connect directly to the screw terminals on the module without using a breakout board...more
-QNAN on Inputs
Forum - Published:
I am using a SNAP-OAC-EB2 with 12 analog input modules in a 16 slot rack. Each of the input modules has 8 analog inputs. I am measuring temperature with this system. Every once in a while (about 1...more
OptoNews: HART & mechanical relay modules, and more
Blog - Published:
Have a HART Communicate with your smart HART® (Highway Addressable Remote Transducer) devices with these two HART SNAP I/O modules—an input and an output.  HART is the most widely used digital...more
PR1 GRV-OMRIS-8 Start On Pulse
Forum - Published:
Is Start On Pulse supported on a OMRIS-8? I have a strategy trying to use it and the output does nothing. The command help only shows support on SNAP modules, so maybe this command never made it to EPIC?...
PID to control SSR through Mechanical Relay module
Forum - Published:
I have a SNAP-PAC-R1 system that has several modules including SNAP-OMR6T-C and a SNAP-AOVA-8. I would like to power a submersible heater by cycling it off and on in a PID loop. I was hoping to...more
OptoNews: Integrate CAN devices with your SNAP PAC System
Blog - Published:
Do you have devices on a Controller Area Network? Now you can communicate with them using the SNAP-SCM-CAN2B serial communication module and a new CAN RX/TX Integration Kit.  New R2.0b firmware on...more
SNAP Multi-Channel I/O Confusion - old forum post
Forum - Published:
Robertson Joined on 06-23-2007 Posts 6 SNAP Multi-Channel I/O Confusion Just started working with the SNAP Multi-Channel I/O. One of the first things that jumps out at me is that in the point...more
What type of CAN module use?
Forum - Published:
Hi everyone, I’m looking for people that could help me better understanding CAN module, For what kind of use should we use SNAP-SCM-CAN2B and SNAP-SCM-232 ? Cordially Roman....
OptoNews: Tech tip - Just 2 wires to your dry contact switch
Blog - Published:
Say you've got a dry contact switch you want to monitor so you know when it's closed. Could be a level sensor or pressure indicator, a magnetic reed switch or snap-action micro switch, or maybe a...more
Pb16h
Forum - Published:
I would like to control an existing PB16H digital board with a [SIZE=2]SNAP-ODC-32-SNK digital output module using the [/SIZE][SIZE=2]SNAPHD-G4F6 [/SIZE][SIZE=2]header cable. The data sheet for...more
I/O expansion past one rack?
Forum - Published:
How is I/O expanded past one rack using Epic I/O without adding another Epic controller? Specifically the Digital AC modules? (I like the higher density vs. SnapPAC modules)...
OptoNews tech tip: Save time by auto-configuring I/O
Blog - Published:
Suppose you need to monitor temperatures from several thermocouples wired to a SNAP-AITM-8 analog input module. Or maybe you have a bunch of switches that are all wired to a high-density digital...more
IDC32 Module Intermittently Losing Communication
Forum - Published:
We recently replaced the control panel on a machine, but kept the software basically the same. The only change was moving the I/O tags to fit the new SNAP-PAC module layout. Part of this change was...more
B3000 Identify Optomux Type response
Forum - Published:
I have no SNAP analog modules to test so I want to know how the B3000 responds to this command. Mine responds with A00 digital type. If one address contains both digital and analog SNAP modules...more
Ignition with older Mistic controllers
Forum - Published:
I have a project coming up where a plant wants to integrate its HMI’s and tag data into Ignition. However, some of the controllers are from the Mistic family. I know that Cirrus Link has a module...more
Alternative to the adapter cable for high density IO modules?
Forum - Published:
Hello everyone, I’m new to the Opto SNAP system and automation control in general. As I become more familiar with the SNAP system and my machine in which I’m adding the SNAP system my imagination...more
Lightning Strike Protection (SNAP-AILC)
Forum - Published:
Good Morning, I am using a SNAP PAC Rack with a load cell module (SNAP-AILC) to monitor the weight on a very large outdoor conveyor scale. The unit we are replacing has a “lightning strike...more
SSR connection with a Digital Output I/O module
Forum - Published:
Hello all, I am a student in a laboratory, new to the system. We have a machine I want to implement a PID heating system. I have understood the software side but hardware. I use SNAP-ODC5A-I module...more
OptoNews Tip: More power, more I/O for legacy systems
Blog - Published:
Move up without changing racks or field wiring Have you seen some of our newer high-density, high-speed, or multifunction I/O modules and wished you could use them in your legacy SNAP Ultimate or...more
OptoNews: New SNAP mechanical relay output has integrated transient suppression
Blog - Published:
The new SNAP-OMR6T-C mechanical power relay output module offers four points to switch loads up to 6 amps at 250 VAC or 30 VDC. AND it includes integrated transient suppression, while maintaining minimal leakage current. 
Comm options for B100 brain
Forum - Published:
Customer currently has an S2 talking to a B100 using one of the onboard serial ports. Between the two is a fiber link (serial-fiber-serial). They need to co-opt the fiber for an Ethernet run. So...more
Limitations of R1 with serial number lower than 600,000
Forum - Published:
We’ve got a number of R1 controllers that are old enough to have serial numbers below 600,000. According to the user guide: “SNAP-PAC-R1s with serial numbers lower than 600,000, and all SNAP-PAC...more
"Tune" your Load Cell module
Forum - Published:
Hi All, For those of you using load cell modules (Opto 22 offers the: SNAP-AILC and SNAP-AILC-2), here’s a little short cut you can use to find your ideal Fast Settle Level and Filter Weight values...more
Suggestions for Accessing Expanded Memory Mapped Areas
Forum - Published:
All, Please bear with me (newbie). I’ve run into something I think a number of you must have encountered at some point - typically I’ve used SNAP I/O modules with 4 points or less. I have an input...more
SNAP B3000 ENET Ethernet IO C++ Programming Code Problem
Forum - Published:
Dear Sir: I am new to the OPTO22 system and I am evaluating your product on behalf of my company. My problem is that I can't designate "module zero - point zero" to be a designated output port....more
OptoNews: Tech tip - Build your I/O in the Configurator
Blog - Published:
Today's tech tip is for anyone spec'ing new I/O for your system. It's a "hidden gem" on our website: the SNAP I/O Configurator. This fun tool helps you build an I/O unit—mounting rack, I/O...more
Using SNMP to clear counter
Forum - Published:
The goal is to remotely clear a counter Data Point module on SNAP-B3000-ENET brain Is it possible using SNMP to do the equivalent of OptoScript functions: ClearCounter(on_point) the_count = GetClearCounter(from_point)...
Long-term support for SNAP PAC systems
Blog - Published:
You can feel secure in your SNAP PAC product designs. In the ever-evolving industrial automation industry, it's crucial to have a solid foundation you can rely on. For many of you, that foundation...more
-539 I/O error; performing retry
Forum - Published:
SNAP PAC EB2 brain is returning -539 in the controller message queue. image1163×623 364 KB The brain is only referenced in two block2 and runs ~100 msecs between blocks and ~10 msecs after the last...more
Snap IDC5Q quadrature
Forum - Published:
Dear I hope you are well. I came here to ask for your help, I work with the opto 22 snap pac controller, I use a hard court module, These modules are already 5 years old but over time they are...more
My totalizer is off by app. 2000 or 3000 lbs most of the time
Forum - Published:
The software is Snap Pac Pro, the controller is a SNAP-PAC-S1 and the brain where the Analog module resides is an EB1. The signal comes from a new Emerson Mass flow meter that checks out good. For...more
Decoding memory map module information
Forum - Published:
Reading module information from the Memory Map (0xF010000, 0xF0100004). Would it be possible to get the “SNAP Analog Inputs” table on pages 18-25 from 1465_OptoMMP_Protocol_Guide in an Excel spreadsheet format?...
OptoNews Tip: Video shows how to wire new spring clamps
Blog - Published:
Some recent Opto 22 products, like the SNAP-UDC-HDB breakout board and the 8-channel SNAP-AIRTD-8U analog input module, use new spring clamps for wiring field devices. These spring clamps are...more
Communication SNAP-SCM-232
Forum - Published:
Dear all, We like to communicate with a new device by using a SNAP-SCM-232 module, this is complete new for us and there for I look for some help in how to configure and how to set up the...more
Using SNAP-TEX-FB16-H with SNAP-IAC-16
Forum - Published:
I want to use the SNAP-TEX-FB16-H breakout board in conjunction with a SNAP-IAC-16 module to monitor 120VAC inputs. I cannot seem to figure out how to wire the breakout board (I have looked at the...more
Switching 10+ amp 120VAC loads - what am I missing?
Forum - Published:
Hello, My PAC/PLC experience is incredibly limited to one machine we have at work. I’m a geek though and have wanted to use a PAC system in my home shop to control all sorts of things: exterior...more
Lost connection to an R1 through Ignition with the Cirrus module
Forum - Published:
Hey guys, I’m running 3.4.4 of the Cirrus Opto 22 SNAP PAC driver with Ignition 7.9.8, and a couple of weeks ago it just shows not connected, and it won’t reconnect. I’ve restarted the module...more
If I switch to another page, will the trend graph continue to record data?
Forum - Published:
Hello, I have two questions. 1, in Groov Server for win, there is a trend map in a page. If I switch to another page, will the trend graph continue to record data? 2, can the communication...more
Remote data logging for a water treatment application. - old forum post
Forum - Published:
mpiotro Joined on 05-02-2008 Posts 1 remote data logging for a water treatment application Hi, I’m looking into setting up a basic remote monitoring/data logging system. Inputs I would need to...more
Configuring a I/O module
Forum - Published:
Hello everyone, I’m working on project based on an OPTO 22 snap-up1-ads, this project is already built and configured, I just have to make it work again. The problem is that one of the modules I...more
Snap-Pac-EB2 Firmware Question
Forum - Published:
I am replacing a Snap-Pac-EB2 with a replacement in kind, and I cannot get it to work with my application. The only difference I can see is my old module had an older firmware version. Is there a...more
SNAP-ODC-32-SRC to SNAP-UDC-HDB Ribbon Cable Alternative
Forum - Published:
My goal is to have the SNAP-UDC-HDB near the SNAP-ODC-32-SRC module, within 6" -12" inside the same electrical enclosure. Opto 22 sells the cables at 6ft lengths, this works great when you have the...more
Modbus Adress from otg file
Forum - Published:
Hello Dear Forum in my .net application i’m accessing SNAP pack EB1 thought modbus since i will have a lot of migration to do, i whiling to make a tool to import acquisition rack configuration to...more
OptoNews tech tip: Accuracy and resolution
Blog - Published:
Accuracy and resolution both appear in specifications for our SNAP analog modules. But what do they mean, exactly?  Accuracy Let's start with accuracy, which is pretty easy to understand. Accuracy...more
Assigning IP Address
Forum - Published:
Hello everyone, I’m trying to connect between SNAP-PAC-R1 and my PC . I’ve already installed PAC Manager and connected between the SNAP PAC and my PC using the network cable in the Learning center...more
PAC Motion Control
Forum - Published:
Hi I’m looking at utilising the SNAP-PAC-MCH16 Motion Control module and the accompanying 4 x SNAP-SCM-BB4 Breakout Boards to control 16 x 48V stepper motors. I’ve not used these modules before in...more
Configure SNAP SCM-232 serial communications from vb.net
Forum - Published:
Long story short, I haven’t had any luck finding information about how to set up the serial port options (e.g. Baud Rate, Parity, etc.) of a serial module (SNAP SCM-232) through vb.net. I...more
Node-RED Code Samples
Developer - Published:
These examples will help you get started using Node-RED with groov View.Subscribe and Publish with MQTT Nodes, groov & SNAP PACShows how to acquire data over MQTT using Node‑RED, groov, and a SNAP...more
Two issues that need to be addressed
Forum - Published:
Two issues that need to be addressed I would like to use a high density DI module, channel isolation, I chose the SNAP-IDC16. I first selected the Breakout is SNAP-TEX-FB16-L. but found that SNAP...more
Redundant SNAP-PAC-S1
Forum - Published:
Hi Can we configure 2 SNAP-PAC-S1 Modules as a redundant controller in which 1 will be active and 1 will react as stand by and the standby will take command when active went offline or BAD. Regards, Milind Raval...
SNAP-PAC-R1 firmware upgradation failed
Forum - Published:
Hi all. I am using SNAP-PAC-R1 controller for my application. I tried to update the firmware of the module to R9.5h via Ethernet. During firmware downloading process suddenly an error called...more
Analog rate of change - old forum post
Forum - Published:
dsandstrom@pipesys.com Joined on 10-16-2007 Posts 1 Rate-of-Change for Analog Input I have a SNAP-AITM thermocouple module with a SNAP-UP1-ADS brain, SNAP-PAC-S1 controller, and PACControl Pro...more
PAC Sim
Forum - Published:
I’m a total beginner at Opto 22 and I tried to use the simulator. The error message said that I need to register the control engine in my computer…!!! I can’t even get out of the starting blocks...more
Problem with iPAC
Forum - Published:
I have the next configuration from PAC Control Basic 9.2 optocontrol.png856×607 35.9 KB there are a module SNAP-AITM-8 with 4 K thermocuples and 1 scable input. When I read it from iPAC I get...more
Snap-idc5 within a relay circuit
Forum - Published:
Hello I have a circuit consisting of an emergency stop button, a SNAP-IDC5, a reset button and a relay coil with a resistance of 600ohm. The circuit is powered by 24v DC supply. The SNAP-IDC5 acts...more
Correct way to scale a resistance input?
Forum - Published:
Newbie here… For my first learning project, I’ve interfaced a Davis Instruments anemometer and wind vane to, respectively, a SNAP-AIRATE card, and a SNAP AIR40K card. Also A Hydreon RG11 rain...more
Any PID + TPO users out there?
Forum - Published:
Hi All, I’ve just been looking at some options for having a digital TPO as the output of PID, and am wondering if/how/where all you OptoForum users out there might be doing this. For example, what...more
Opto 22 SNAP PAC power supply and UPS recommendations
Forum - Published:
We’ve had some issues recently with brown-outs and power cuts and were wondering if Opto 22 has a recommended solution for providing UPS power to SNAP PAC controllers and brains. We have multiple...more
Node-RED Code Samples
Developer - Published:
These examples will help you get started using Node-RED with your Opto 22 controller.Subscribe and Publish with MQTT Nodes, groov & SNAP PACShows how to acquire data over MQTT using Node‑RED, groov...more
Disable and force digital output (XVAL) from PacDisplay
Forum - Published:
Hi, I would like to know if it is possible to perform an HMI with pacDisplay which deactivates the communication of a SNAP-ODC5-iFM output module and force the signal in the XVAL to a 24VDC...more
G3 coating or "marine approval"
Forum - Published:
Hi All, We had a question about G3 coating or “marine approval” so I thought I’d share the answer here in case others might be interested: “Our modules do not have G3 coating and no Marine approval...more
OptoNews Tip: Find warranty and agency approval info for Opto 22 products
Blog - Published:
Suppose you're spec'ing a system and you know that one location will require Factory Mutual-approved I/O. Which Opto 22 SNAP I/O modules have FM approval? Or suppose the products you purchase must...more
SSI Module Configuration
Forum - Published:
I have an SSI Module and an SSI rotary encoder connected to a SNAP PAC R1. I am having some issues getting it all to work. My configuration is as follows Data Bits: 20 Error Bits: 3 Data Frame...more
Firmware updates for I/O modules
Blog - Published:
New features and improved performance are available on groov I/O modules with the click of a button. A well-known electric car company is somewhat famous for its ability to add features and fix...more
Groov EPIC Load Cell Input Module
Forum - Published:
What features would you like to see an a groov EPIC Load Cell input module? Would the specs/functionality of the SNAP-AILC-2 be sufficient or are there other features you’d like to see? Your input/feedback is appreciated. Thanks, Arun Opto 22...
Analog Input Unstable
Forum - Published:
Hi All, Just what to throw this question out there to see if what I am experiencing is normal for this product. I need to read some 4-20 mA pressure transducers, so I have a SNAP-PAC AIMA-8 I/O and...more
Probe control
Forum - Published:
For those of you who have always assumed that in order to control a tank system with probes you have to have something like a B&W probe system to monitor the water levels, I have news for you. I...more
PACSIM 8.5c - Can it read from and write to an actual SNAP-PAC EB1 I/O rack?
Forum - Published:
I need to test out a new Strategy using PAC SIM as I do not have a Physical controller available. I have a SNAP PAC EB1 with several I/O modules that will be installed at a customer site. My...more
Definition of TPO?
Forum - Published:
Good Morning All, Can someone please explain definition of TPO as it relates to a “DIGITAL OUTPUT” in OPTO world? Digital point should simply be On/Off. Shouldn’t it? How does “Time Propotional...more
Control a Tower Pro SG92R Servo Motor
Forum - Published:
Good day to all! I am trying to control the direction of a mini servo motor for a robot arm project. I saw some posts here in the forums that the TPO is one way of Opto22’s PWM generation. I am...more
Integrating third party equipment using Modbus
Forum - Published:
I don’t know the best place to start, so… I have a piece of equipment from a vendor (large blower from EBM) that has Modbus capability. I have a SNAP-PAC-R1 controller on a 16 position rack and...more
With PROFIBUS DP communication interface
Forum - Published:
Several converters are equipped with PROFIBUS DP communication interface. I use the R1 controller. What is a good way to get the operation parameters of the converter through this interface? Use...more
Cold Junction Compensation
Forum - Published:
Anyone else seeing thermcouple readings in the hot junction affected by changes in ambient temperature in the cold junction? I am using a SNAP-PAC-R1 with the SNAP-AITM-4i module with 4...more
Variable Rounding Issue
Forum - Published:
I’m totally stumped here. A little background info: I am using a SNAP-SCM-ST2 module to control a stepper motor. My goal is to be able to control the position of the motor. Since I know the...more
Groov EPIC-PR1 - Restful API
Forum - Published:
Hey Guys, I might be missing it, but is there no restful api for the EPIC-PR1 like the snap-pac-r1/r2? I know that we can build a similar function like it through node-red, but wouldn’t it make...more
Moving a Point in a High Density Module
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Another probably dumb question after some explanation: BTW: We are currently running 9.4 basic, but will be upgrading to 9.6 Pro when we are stable enough to differentiate issues related to the...more
High Density equivalent of GetIoUnitAsBinaryValue
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We have re-implemented our embedded OPTO22 systems using high density modules. In the past, using only 4 input or output modules, we used GetIoUnitAsBinaryValue or GetIoUnitAsBinaryValue64 to...more
Groov RIO with Ignition Edge Compute Module
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We have 2 Groove RIOs running Ignition edge Compute licenses. They are on separate networks with hardwired analog 4-20ma signals running between them (to keep networks physically isolated). We...more
URGENT - Use Two Controller with I/oMistic
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Hello, I will wish to use 2 SNAP-PAC controllers with I / O modules Mistic. they use the same configuration. pac controller number 1, uses a strategy with chart and controlle i / o pac controller...more
PID loop on GROOV
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Hi all, Could you please provide help/documentation regarding PID loop implementation on a GROOV EPIC, with AI and AO modules using PAC Control? Any examples that could help? Is this control in...more
Really Long Delay (28s) Getting Data Out with SNAP-SCM-CAN2b
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Hi All, I am suffering a problem with a SNAP-SCM-CAN2b module we have installed. It receives data and has no errors (including status LEDs) and the data is well formed (i.e. not scrambled or...more
Keyence LR-W500 Sensor to SNAP-IDC5?
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I’m hoping somebody may be able to help out a total noob on the hardware side of things… My company recently purchased a Keyence LR-W500 sensor. As far as I can tell, I should be able to wire it...more
Setpoint from PAC Display to comm handle
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Hello, I am new to programming strings and RS232. I have recently put a SNAP-SCM-ST2 module into my system to run some stepper motors. I am able to put the example in from OPTO Form 1944, nStatus =...more
Snap odc5r, snap pac r2, rck16
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Dear Sir: Can you please point me to literature that will tell me how to correctly test the SNAP ODC5R with a DMM (digital multimeter)? The ODC5R is sitting on a RCK16 and is being controlled by a...more
I Figured This out: Mistic controller connected to Genesis HMI
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Anyone ever have an arcnet communication issue with “new” noise? Our HMI is having strange characters pop up and communication seems slow or not working at times. We have been upgrading our...more
Encoder issue with IDC5Q
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Hi, I’m using a 5000 PPR X4 type encoder with an IDC5Q module and Snap-Pac-R1 controller. The problem is that I could only read negative counts in both directions when monitoring from Pac manager...more
Use Terminal app (PuTTY) to communicate to R1 Serial Port 0?
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Hey! I have an RS-232 device (I know…) connected to the Serial port 0 on the SNAP-PAC-R1 controller, and I’m having trouble (I know!) getting it to communicate to PAC Control. I’ve done serial...more
AIR400K Scaling Issues
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Hi guys! Would like to get some input from everyone. I have a SNAP-AIR400K-8 which connects to Resistance output NTC Thermistors with a range of 510.06Ohms - 96,974Ohms. I’ve got the AIR400K-8...more
Accessing older chart files
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Hi, I’m completely new to this and just started with my company, so please excuse my ignorance! We have a legacy product which was running under “Factory Floor”. My mission is to upgrade this...more
Newbie Question regarding EB2s
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Appologies for newbie things but I have to start somewhere. I’ve got a 4 module rack with an EB2 connected to a power supply (SNAP-PS5). Also the latest PAC Manager interface code 9.2. I’m running...more
Output frequency - old forum post
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darryl.cox@asu.edu Joined on 03-18-2008 Posts 1 Output Frequency Newbie here; Currently I have some analog and communication modules on my Snap-PAC-R2. I’m looking to output a 450Hz signal. Does...more
StartOnPulse on PAC R1
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I’m having something strange happening with the StartOnPulse command. I have 4 PAC-R1 controllers running the same program and two of them the StartOnPulse works correctly but on the other two the...more
Modbus CHNT DDSU666 power meter
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Hello all! Good day everyone! I have here a power meter that is kind of strange when it comes to its Modbus parameters (or maybe I am doing it wrong). Its name is CHNT DDSU666 power meter, may I...more
#QNAN on all wired analog inputs - old forum post
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Cready24 Joined on 02-08-2008 Posts 3 1.#QNAN on all wired analog inputs I’m configuring a PAC system with 6 analog +/-20mA input modules (SNAP-AIMA-4). Using PAC Manager, I can see the currents on...more
Adjusting temperature range on thermocouple
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I’m just working at connecting some thermocouples (Type T) to a SNAP-AITM8 module. When I configure the points as being Type T thermocouples, the temperature values being returned are 3-4 degrees...more
Upload from the SNAP-PAC-R2 controller
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Hi, I have a SNAP-PAC-R2 controller connected with 2 DI & 1 DO at a site, I need to add another DI module, I don’t have the opto database file[.otg] nor any supporting files, how do I retrieve the...more
Unable to read max and min points
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I’m putting together an application in vb that uses the Memmap functions. The Opto is an EB1, ENET On reading a min and max analog value, I’m having trouble. I’ve got a grid view that is regularly...more
Ethernet 1 and Ethernet 2 Configuration
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SO! I’m using SNAP-PAC-R1s. I have a configuration of Opto A Ethernet 1 connected to a Laptop. Opto A Ethernet 2 connected to Opto B Ethernet 1. Do I need to set Opto A Ethernet 2 to an IP address?...more
PAC Control 101: Communication Handles
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What’s a Communication Handle, and when would I want to use one? OVERVIEW: A Communication Handle will allow you to: Communicate with another device via SERIAL connection, like RS-232 or RS-485...more
Ignition launched from Groov accessing Opto22 PAC data tables
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PROBLEM: Ignition Designer can’t read data table tags from Opto22 SNAP-PAC, but the Groov box can see the data table tags! I’m trying to take a few screens running in a Groov project and recreate...more
Synchronize charts or code to miliseconds
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Hi guys, Thanks for reading this post and any suggestions you have. I have a SNAP-PAC R1 and I need to run certain code periodically, say every 20ms or 50ms. The code is relatively simple…check a...more
Logging information for a complete cycle
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Hope there is a simple solution! Still a relative neophyte updating others code. We have been operating our vacuum system using SNAP-PAC modules and code. We have been using Supertrends to record...more
N/C input relay
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Looking for G4 opto input relay like G4 IDC5D but with a normally closed logic....
What Analogs are sent through Streamed Data from OptoMMP
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The OptoMMP Protocol Guide (#1465) says this about streamed data: Analog Engineering Units data for 64 channels (float). Includes the first four channels on 16 analog modules; if an analog module...more
OptoNews: New PAC-R upgrades Ultimate I/O
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Do you have legacy SNAP Ultimate or SNAP Ethernet I/O units on B-series mounting racks? Now you can upgrade these I/O units to SNAP PAC with the new SNAP-PAC-R1-B controller. The SNAP-PAC-R1-B is...more
OptoNews: New ATEX approval for Opto 22 products
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ATEX is the name commonly given to the two European Directives for controlling explosive atmospheres in workplaces. Several Opto 22 products are now approved for both standards and offer you options for applications in potentially explosive areas.
Controlling Stepper Motors with Opto
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Hello. Does anyone know if Opto offers any sort of high speed counter module, or any other sort of output module which could be used to control stepper motors? Thanks!...
Encoder with Gray code
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Does anyone have experience using encoders with Gray code output? Can I use an IDC5Q module with an encoder that uses Gray code or reflected binary?...
OptoNews: New UL approval for power supplies, brains, I/O
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Several products you use or may need have just completed UL testing and are now UL recognized. You'll see them sporting the official UL logo. The following have all been recently UL approved. 
Groov EPIC modules for CT
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Hi I have a CT (OPTOEMU-ACT-0750-100), which I would like to monitor or get the power and energy measurements. My question is I am planning to use groov EPIC for this but I don’t know what modules...more
Controlling a VFD with Snap Pac
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I want to control a Danfoss VFD with Snap Pac. Currently I use a pot connected to the VFD to control the speed. Can I program it to change speed based on an analog input value? I’m looking at SNAP-PAC-R1/2 & SNAP-AOV-25 . Am I on the right track?...
SNAP PAC Firmware 10.4c available now
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The latest firmware release for all SNAP PAC controllers and brains introduces new features as well as addresses important bug fixes. For all you SNAP PAC users, an important update is available...more
OptoNews: Now sense & switch industrial loads with your Raspberry Pi
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Did you ever think a Raspberry Pi® could monitor or control real-world electrical loads like industrial motors, sensors, and pumps? Well, now it can! The new Digital I/O Carrier Board for Raspberry Pi (part number OPTO-P1-40P) makes it possible.
OptoNews: Updated PAC firmware R9.4c released
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We've just released PAC firmware version R9.4c. This updated firmware is for SNAP PAC controllers (S-series, R-series, and SoftPAC), SNAP PAC brains (Ethernet and serial), and G4EB2 and G4D32EB2 brains. 
SNAP-PAC-R1 Serial Port
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Hello everyone, I was wondering if you can use the front serial port of an R1 to communicate Modbus to an AC Drive/Servo Drive that is serial RS-422 (Modbus)? If so, where can I find a wiring...more
Interposing relays or direct-switching of loads with discrete SNAP I/O?
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Wondering what the concerns would be with directly switching loads using discrete SNAP I/O with optical isolation such as the SNAP-ODC5-i or SNAP-ODC5SRC? Is there ever a reason to use interposing...more
OptoNews: Sinking and sourcing explained
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Confused about sinking and sourcing in DC circuits? Want to find out which digital output module to use in a DC circuit? Manufacturers label their DC outputs in different ways. This new animated...more
OptoNews: New PAC Project release - controller hostnames, legacy support
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You'll get three great new features (and more) in our latest PAC Project release: Use either a hostname or an IP address to identify your control engine (you'll really appreciate this feature if...more
Replacement Controls
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I have a client that has a SLC System. It is a 13 slot rack. It has 1 - 4 Channel Thermo Card, 1 - 4 Channel Analog Output Card, 6 - 16 pt 120VAC Inputs and 4 - 16 pt 120VAC Outputs. If I wanted to...more
Pin-to-Module Mapping
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## GPIO Pin to Digital I/O Module MappingDownload Mapping OverlayFor communication between a Raspberry Pi and Opto 22 digital I/O modules, the Digital I/O Carrier Board for Raspberry Pi maps 16...more
Groov Epic Redundancy
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I was just wondering if there were any plans for a redundancy kit for the EPIC PR1 or PR2? I work on a lot of military projects that always require redundant controllers....
Modbus RTU Serial Connection
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Hi Brains, I was hoping you could help me with the Modbus Serial Groov Modules. I have two of the modules, and we are trying to connect Modbus through them. What is the IP address of these serial...more
.NET Libraries
Developer - Published:
OverviewOpto 22 provides several free .NET libraries for interacting with Opto 22 devices.The following libraries are available from the main Opto 22 website..NET OptoMMP SDK for SNAP PACThis is a...more
Profi DP Slave
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Dear Sir I want to communicate with Siemens 315-2DP module via profibus, but i am not getting the DP slave program of opto22.can you please guide me how test the communication between these two...more
Getting Started - Turning On/Off Motor
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Hello, I would like some help getting started. I will be using PAC Control Professional. The goal is to turn on and off a motor (clockwise and also counter-clockwise) to move a small piece of...more
Does opto22 Snap Pac S1 supports Pulse Width Modulation?
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Hi, I would like to control model kit brushless motors with a Snap-Pac-S1/Snap-B3000-ENET system. These motors are controlled with by Pulse Width Modulation signal (Pulse-width modulation...more
EtherNet/IP Configurator for Groov?
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I’ve been experimenting this week with the EtherNet/IP Configurator for SNAP PAC hardware. Is it possible to configure similar communication for I/O attached directly to a Groov EPIC-PR1?...
Reading IDC16 with OptoMMP
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I am trying to read an IDC16 module’s input via the OptoMMP DLL. I am finding that the results are erratic. I have a voltage applied to one of the inputs and sometimes I see the input as being...more
Pulse outputs - old forum post
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Samuel Joined on 09-08-2008 Posts 8 whether SNAP-OAC5i can satisfy the Operating Mode: Pulse (0.1 - 1.0s), Latch? I would like to ask what is the meaning of Operating mode: Pulse (0.1-1.0s), Latch?...more
OptoNews: Sneak peek - Great new features in PAC Project R9.5
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Coming soon: PAC Project R9.5000, with many new features you've requested plus support for new I/O modules. Here's a sneak preview of what's inside. Just a few of the highlights...
SNAP-AIRATE-HFi
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Excuse me Rate (0.1 s data freshness) and (0.1 s data freshness). What is the difference between them? Application in what situation? Thank you...
OptoNews Tip: Taking a quick look at min/max values
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Of course you can include a trend in your PAC Display HMI or groov mobile operator interface and watch a value in your SNAP PAC System rise and fall over time. Or you can inspect a quick "plot" of...more
SNAP-AOV-25 to SNAP-AIV
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Trying to understand readings expected for wiring a 10V output to a +/-10V input when calibrating on a B3000 Mistic mode. Firmware chips just changed to R81.36. If I set output to 0 counts, and...more
OptoNews: Send temperature data to AT&T M2X in the cloud
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Have you tried AT&T's Internet of Things (IoT) platform, M2X?  If you're looking at IoT platforms, you'll want to see this new technical note. It shows you how to get real-world data, in this...more
Measuring grid frequency
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Hello, I’m gonna reference this post Measuring the main power grid frequency I’m trying to measure the frequency (60hz) but I’m puzzled by the wiring. I have a 120 to 24vac transformer going...more
Smoothness of Analog Outputs
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I decided to run a little test today on my test bench in my lab. I was going to test for the delay between inputting a signal and the time gets written out. Instead I found that the output signal...more
iPAC for apple device issue
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Conditions: SNAP-PAC-R1-W AITM-i iPAC App When viewing the analog input through the iPAC app, the R1W loses communication. Within the app, the analog point is defined as a digital input as well...more
Connect Opto22 to Ignition
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Hi, I’m very new to Opto22 and trying to get some analog values to Ignition for trending purpose. I’ve looked around but can’t seem to figure out what I need. Basically, at this point all I have is...more
SERIAL COMMUNICATION SOFTPAC controller
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Hallo, I’m using a SoftPAC controller with a SNAP SCM232 card to do serial communication with badge-readers. I already tried to establish communication using Listen Incoming Communication and...more
SNAP-AIMA-4 showing ma reading instead of scaled reading
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I have a SNAP-AIMA-4 in slot 10with a SNAP R2 controller that after about a week it stop displaying the scaled value and displays the ma reading of the device. Has anyone have this problem?...
OptoNews: PAC Project R10.1 just released
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We've recently released PAC Project version R10.1 with enhancements and a few bug fixes for each PAC Project application: PAC Control, PAC Display, OptoOPCServer, and PAC Manager.
GRV-IMA-24 channels dips every now an then by less than 2% of the signal value
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Hello, I am using GRV-IMA-24 with an 2 EPICs to read the input signal of load cells after passing them through a Define Instruments SC-WEI Load Cell Signal Conditioner. The load cells are...more
OptoNews: G4 I/O - Going strong since 1989
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If you've used Opto 22 products for a long time, you may very well have some colorful G4 digital I/O modules in a panel somewhere. They were probably installed back in the 1990s. Still reliably...more
Opto22 OPCserver Historian tag provider to Ignition Enterprise
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I am using Ignition Enterprise with SNAP-PAC-R2 controllers. I am trying to make some graphic charts in Ignition designer but i have to pull historian tags from a database server. Can i do that with Opto22 OPCserver UA-DA? Thank you...
Can't configure analog input from PAC manager
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I can’t configure analog input from PAC manager, when i download the configuration to my SNAP-ENET-S64 it’s all ok but i have a warning: Cound not configure Analog Input point at 0,0....
SoftPAC Serial port communication
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I have a SNAP-PAC-R1 Serial Port I am trying to use as a RS-232 communication to an external device. I am using SoftPAC to run the strategy. I have Port 0 configured, but commands will not send...more
Groov EPIC PAC Control MoveIoUnitToNumTableEx on Groov EPIC — Correct Usage and Table Sizing
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I wanted to share some findings on using MoveIoUnitToNumTableEx with a Groov EPIC controller, as the correct usage wasn’t immediately obvious and I had trouble finding documentation specific to the...more
Point I/O for EPIC
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I would like to know if there is a product that could be used as a Point I/O (like the Allen Bradley Points I/O) I am using this EPIC processor that must activate more than 30 valves that are like...more
OptoNews: SNAP brains get new aluminum base
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Next time you buy a SNAP brain or SNAP PAC R-series controller, you may notice something new: an aluminum base plate instead of the older black or blue plastic one. We're constantly looking for...more
Change EPIC ITM Point Type Programmatically
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Is it possible to programmatically change points on an ITM module from Thermocouple to mV and back? Either through PAC Control or Node Red?...
Modbus Kit - PAC Control
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Hello all, I have an EPIC-PR1 (#1) with a GRV-CSERI-4. I also have a second EPIC-PR1 (#2) with another GRV-CSERI-4. Is it possible to poll devices that are wired to #1, but using PAC Control strategy on #2?...
Cannot change existing I/O Unit Type - PAC Control Pro 9.0
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Hello all, I’m working on a strategy converted from Factory Floor 4.1 to PAC Control Pro 9.0, and I need to convert my old I/O units from SNAP-BRS brains to SNAP-PAC-SB2 brains. I’d like to simply...more
Using Ignition Edge to Connect to a PAC
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I’m working on a proof of concept project trying to connect Ignition Edge (not the one in the new Groov) to a PAC. Within Ignition Edge (IE) there are a number of drivers for different PLCs but...more
HD Digital Output not turning On
Forum - Published:
Hi, I have a SNAP-PAC-R1 turning on relays using a SNAP-ODC-32-SRC. Intermittently I have one particular output that does not turn on (IVAL turns ON but XVAL stays OFF). No error is generated. I...more
OptoNews: Choosing I/O modules for temperature monitoring
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Do you monitor temperatures? A lot of control engineers do, especially in fields like water treatment, refrigeration, thermoforming, refining, food processing, and energy or building management...more
Remote Water Meter
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Hi, Ive got an epic working a water plant, controlling water levels, reading PSI and GPM, and sending event alerts if a pump has a fault or water levels are out of range,My question is I have water...more
Website Configurator and Product Selector
Forum - Published:
I have the following website feedback Configurators No way to remove a module without removing all of them - click carefully I can’t seem to be able to save configurations Product Selector It is...more
What's the best way to connect to a Profibus device with a groov EPIC?
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I’m exploring ways to interface an EPIC system with legacy equipment that uses a Profibus interface, ideally using the GRV-CSERI-4 for the physical connection. I’ve considered using the SNAP...more
Bit Banging
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Hi All, I wonder what’s the best technique for bit banging. And what is the maximum speed for it. I want to use it to communicate the SNAP PAC with a proprietary device via Manchester protocol. Thank you, Jan....
SW Models or Step Files
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Hi I’ve previously used proper 3D models for things like a SNAP-PAC-RCK8 which I found *.stp files for here on the Opto22 website. As far as I can see, not all products have this level of detailed...more
GRV-CSERI-4 Issue
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I’m upgrading some equipment from Pac hardware to Groov hardware. Everything works fine except the serial input from one of four devices is not coming in properly. The data comes in formatted...more
OptoNews Special: Get major new features now in PAC Project 9.5!
Blog - Published:
Available now. Announcing the new PAC Project and firmware R9.5a releases. Included: Many new features you've asked for Support for two new I/O modules A brand-new HTTP/HTTPS server and REST API...more
Where to find mounting track
Forum - Published:
I’ve done quite a bit of searching, and I have not found where I can obtain plastic mounting “track” to fit either the old SNAPBXX racks or the new SNAP-PAC-RCK racks. In some of the documentation,...more
Wrong analog in value reading in PAC disply
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we are facing problem with our SNAP-PAC-R1 analog reading in PAC disply showing 110 psi with 4ma signal.Please advise how to resolve this issue. Joby...
Digital Inputs read by a Modbus Master SCADA
Forum - Published:
Dear Sirs I need to know what opto22 modules are suitable to be used on a modbus TCP IP Network ? The data to be read are digital signals inputs with 24 to 124 VDC and later transformed into...more
PAC Control I/O Errors -539 and -534 during debug
Forum - Published:
I am running the PAC Sim and 4 errors when I run the chart. I have configured one module the GRV-ITM-12 with one i/o therocouple k. Any suggestions? Screen Shot 2021-01-19 at 11.46.30 AM2122×962 180 KB...
OptoNews tip: Totalizer helps you choose which pump to run
Blog - Published:
Let's say you have four pumps available, and you don't run them all at once. When it's time to start one, you want to choose the one with the least wear.  You can decide which one to start by...more
Relation of continuity times of PAC technology in the market
Forum - Published:
good day, we have control systems LMC4 (mystic) and we are doing the update study. We already have a proposal from an opto 22 provider here in Colombia, but I would like to know where I can find a...more
EPIC Load Cell Input
Forum - Published:
Is there a timeline on when or if load cell input modules will become available for the EPIC platform?...
Message read from ControlLogix
Forum - Published:
I am curious if there is a way to perform a message read from a ControlLogix PLC to an Opto snap-up1-ads. Currently there are ~32 analog inputs wired to the up1-ads that I need to get into the...more
Iec 60870-5-101/104
Forum - Published:
Hi, I have a SNAP-PAC-R1 controller that i would like to communicate with using the IEC 60870-101/104 Protocol. I downloaded the integration kit but could not figure out how to use it. Any help ?...
SNAP-SCM-485-422 start of message character
Forum - Published:
Hello, I have a SNAP-SCM-485-422 that I want to use to control a Yokogawa UT-150 tempature controller. In the documentation for the UT-150 it specifies the start of message character as Chr$(2...more
SNAP-AIMA-8 compatible with SNAP-UP1-ADS?
Forum - Published:
This problem really makes me confused. In 1460_SNAP_Eth-Based_IO_Units_Users_Guide, page37, it says: there, AIMA-8 is compatible with UP1-ADS In 1065_SNAP_Analog_Input_Mods_data_sheet, page 3, it...more
Modbus Integration - IEEE 754
Forum - Published:
I need to modify the Modbus integration strategy to accommodate IEEE 754 Float (32 bit) from a Watlow F4T Temperature Humidity controller. Thought i would check here for some ideas before I jump...more
SNAP-AIPM with Current transformer reading 0 ARMS
Forum - Published:
Hello, first post here. I am thus far unable to get my AIPM power monitor to read the current transformer (OPTOEMU-ACT-0750-050, 0.333VAC secondary) to monitor a 110VAC power supply, following the...more
OptoNews Tip: Analog totalizing—without the calculus
Blog - Published:
Suppose you have an analog input—maybe it's a flow meter, for example—and you want to know not only the current flow rate, but also the cumulative flow over time. How many gallons went through that...more
SNAP Hardware ID codes
Forum - Published:
Hey ya- I’m looking for a list of values for hardware id numbers that would be listed as return values for the MMP functions GetStatusHardwareEx and GetStatusHardwareEx2, as described in the...more
Measuring the main power grid frequency
Blog - Published:
50 or 60 Hertz - Roughly. Measure the main power grid frequency, he said. It will be fun, he said…. Actually, pretty sure I said something like, “it will be easy”... and I was mostly right, and...more
Snap-pac-r2-w
Forum - Published:
With the most current EDS files for OPTO 22, the SNAP-PAC-R2-W shows as an Unrecognized Device in RSLinx. Is this normal?...
SNAP-PAC-EB2 compatible with SNAP-UP1-ADS?
Forum - Published:
in 1693 Current and Legacy Product Charts, page 4, it says SNAP-PAC-EB2 is not compatible with SNAP-UP1-ADS in 1688 SNAP PAC System Migration Tech_Note, page 17, it says SNAP-PAC-EB2 is compatible with SNAP-UP1-ADS seem to be another error:(...
GetFrequency returning 0
Forum - Published:
Hi, I’m trying to read a magnetic pickup (flow meter) with an IDC5-FAST-A module. The flow meter has 2 test modes that output 10Hz and 250Hz. With both I can see in the software that the inputs are...more
Mistic protocol reaction event question
Forum - Published:
I am having difficulty understanding Mistic event configuration, specifically on a B3000. I have a pair of B3000s, one at base address 0, and one at base address 4. I send a ‘SET EVENT ON MOMO...more
Temperature?
Forum - Published:
Is there a max operating temperature for the SNAP PAC hardware? I have mine in a sealed box in a greenhouse. The box sits in direct sunlight much of the day. It has been working fine for the...more
Ethernet-IP communication Snap Pac S2 with M580 Schneider
Forum - Published:
Hi, I would like you to help me with a topic. I need to communicate a Snap-Pac-S2 PLC with a Schneider M580 PLC using Ethernet IP protocol. Is this possible? I have used the Ethernet-IP...more
24 VAC Groov Input
Forum - Published:
Any plans for a Groov module that can handle a 24 VAC digital input? In G4 and PAC hardware, the IDC modules could handle low voltage inputs that are AC or DC. With Groov, that’s not the case. Any...more
IO error between EPIC and SNAP PAC R1
Forum - Published:
We use a groov epic to manage two snap pac R1 ( 1 for digital IO and 1 for analog IO). In the strategy, we have a chart to recopy all IO from our snap pac R1 with the function “move I/O unit to...more
OptoNews Tip: Compare SNAP PAC controllers and brains
Blog - Published:
It's easy to get confused between Opto 22 SNAP PAC controllers and SNAP PAC brains.  They're both intelligent processors for automation, some of them look alike, and there's even overlap in what...more
Counting?
Forum - Published:
Why is it that I can get IO counting in Opto aPAC, but for some (artificial) reason I can’t get the counts through PAC Control programming using an R2. I don’t need high speed, but standard counting would be really nice…...
OptoNews Tip: Two Ethernet interfaces - different on PACs & brains
Blog - Published:
Opto 22 SNAP PAC controllers and brains both have two Ethernet network interfaces—pretty handy. But do you use them the same way? That's the question we'll answer in this tech tip. Most devices...more
You're the first to know...about our EPIC announcement!
Blog - Published:
When we announce a new product, we want you—our loyal customers and OptoBlog readers—to be the first to hear about it.  And this isn't just one product. This is EPIC: the world's first Edge...more
pH measurement application
Forum - Published:
Wasn’t sure what category to select as the root of my issue is currently undetermined. I have a groov Epic that is getting pH readings from 5 dual channel pH/ORP modules via and EB2. The groov...more
Raspberry Pi with a Side of I/O
Developer - Published:
Safely and reliably sense and switch 5-60 VDC, 120 VAC, and 240 VAC loads with a Raspberry Pi® Raspberry Pi is a trademark of the Raspberry Pi Foundation.Raspberry Pi, I/O modules, mounting rack...more
Got remote locations? Don’t want to miss an important command? Reduce risk
Forum - Published:
…and programming time when controlling digital outputs by using intelligent I/O commands. Here’s a sample scenario: you need to send a message to your remote location, like: “start filling tank” or...more
Configure SNAP-PAC-R1 with PAC Manger
Forum - Published:
I am trying to configure a R1 brain with the modules so that I can communicate with it via modbus correctly. I am using PAC Manger, and I have the IO configured, but I can’t seem to figure out how...more
Sinking or Sourcing
Blog - Published:
Sinking or Sourcing? Let’s take a quick look at the topic of sinking and sourcing outputs. Where did the difference come from, and where does it matter in automation? Quick answer: you often have...more
OptoNews: New Node-RED examples for developers
Blog - Published:
If you're using Node-RED and the nodes for SNAP PACs and groov—or if you're thinking about it but haven't started—check out our new Node-RED examples on developer.opto22.com.  Node-RED is the open...more
Tips from Tech Support
Blog - Published:
Try these documents and resources when you need help with product questions and troubleshooting.  One of the best things about Opto 22 product support is: it's free! Our dedicated team of technical...more
Testing opto 22 snap-aitm
Forum - Published:
Hi guys, I normally don’t like to pop into a forum to ask one simple question. But I wasn’t able to find an answer online. Ok so here’s the question. My company has recently replaced a bunch of...more
Groov with E/IP IO
Forum - Published:
Hi, from reading the documentation there is mention of Ethernet/IP. It seems its use case is for using Groov IO with an AB PLC. I am looking to use Ethernet/IP IO with the Groov as the PLC. In AB...more
SNAP-PAC-S1 to Opto 22 G4R boards. How do I set it up? - old forum post
Forum - Published:
firebate Joined on 04-07-2005 Posts 5 Snap PAC S-1 to OPTO22 G4R boards. How do I set it up? Hi, I am trying to figure out how to get my SNAP PAC S-1 unit to talk to an OPTO 22 remote I/O setup...more
Modbus Subroutines - Not 'Running'
Forum - Published:
This is our first time using an Opto22 ‘Modbus Subroutine’ - “O22Modbus04ReadInputRegistersAsInt” We will be interfacing with a small Nanotec motor that will drive an Actuator, so we will need to...more
OptoNews tip: PAC Control Communication Handles
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Do you use communication handles in your PAC Control strategy? Or are you thinking, "What's a communication handle?" In either case, this tip is for you. A communication handle is a powerful type...more
What is recommended method to share I/O point between Epic and PAC-R1 controller?
Forum - Published:
I have 2 systems in the same building, one is running on an Epic PR1 (Fertigation machine) and the other a PAC-R1 controller (OzonePro machine). Both systems need to access the same tank level...more
Schematic and Wire Diagram Software
Forum - Published:
We recently purchased a custom made packaging machine and I’m planning on making several minor additions and modifications to the machine. I’m not a machine maker and am brand new to automation...more
-32768 for your analog input value
Forum - Published:
The default out-of-range value for an analog input values for our SNAP and E1 / E2 brains, as you may know, is -32768. This could potentially be problematic if you happen to want to scale a point...more
XVAL zero in case of no physical connection
Forum - Published:
Hello, I am Using SNAP-AICTD card on rack with R2 controller. I am facing the issue regarding XVAL. My problem is when there is no physical connection on my channel at that time it shows some...more
Access EPIC IO from Ignition
Forum - Published:
Hi, Is it possible to access any IO from Ignition? I didn’t find any solution other than using OPC with a Codesys program. Thanks,...
Staging Submersion Heaters to operate on/off like an Hvac system
Forum - Published:
I currently have my heaters designed to turn on and off based on a certain temp (the low and high setpoints of that temp). But I need them to actually regulate the temp and turn on and off as...more
Using PAC Controllers and Brains as Gateways (serial to ethernet)
Forum - Published:
Germinal is an Opto 22 integrator over in Florida. He wrote the following tech-tip up as a blog entry, but Mary and I felt it was better as a forum topic. Over to you now Germinal… Using PAC...more
Remote Groov Hardware
Forum - Published:
Can anybody tell me if there are any plans for a Groov communication brain? Something akin to the SNAP-PAC-EB line? I have some applications that will require multiple Groov chassis and I’d love to...more
A question about ODC5R
Forum - Published:
A question about ODC5R The customer used ODC5R to control the DC24V relay. It has failed for two ODC5R in two consecutive months. Each ODC5R module has been in normal use for about a month...more
PAC Control Chart Paused
Forum - Published:
Hi Everyone! My Charts were paused automatically and ruined the whole process for me, any idea what could’ve caused that?...
.NET OptoMMP SDK
Forum - Published:
Hi, I’m working with the latest .NET OptoMMP SDK (R3.0.7.0), and have some questions regarding the API: public int ReadHighDensityDigitalState(int i32PointNumber, out bool bState); Why is there not...more
Ethernet/IP using Opto but not AB
Forum - Published:
I have a contract to retrofit a system that I installed back in 2000. The existing system uses PAMUX I/O connected to a PC using RTX ( www.intervalzero.com ). RTX is a realtime controller that is...more
S1 First Generation to PROJECTPRO R.10
Forum - Published:
I have two first generation SNAP-PAC-S1 controllers that I installed in a system about 2007. The S1’s are communicating with some old B3000 brains using RS-485. Well, they want an upgrade as...more
Epic PR-1 (no I/O) with Snap EB1 remotes comm loss
Forum - Published:
I have a small development system with 1 PR-1 (no I/O) and 3 EB1 I/O racks. All device ethernet connections are home runs to the network switch. In testing, if I disconnect one rack comm is lost to...more
Digital output in Normally Closed Configuration? - old forum post
Forum - Published:
trtl360 Joined on 11-09-2004 Posts 2 Digital Output as Normally Closed A simple question about digital output cards. I need the contact to act as a normally closed contact. Is there a way to do...more
CANbus Handshake?
Forum - Published:
Currently, using one CANbus module, we are trying to do a handshake to a system control unit. Only way we can see to do this with your design is to run a loop where we: turn off canbus reception...more
OptoNews: Opto 22 now a Dell IoT Solutions Partner
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If you're looking to connect real-world signals and industrial "things" to Information Technology (IT) systems, cloud software, and mobile devices, you already know Opto 22 products will serve you well.
GUI/HMI Options for your brain
Forum - Published:
We recently had this question come in and I thought I’d share some ideas, see if other OptoFans had some to add: [INDENT]“We have some SNAP-PAC-EB2 hardware and are trying to decide between Python...more
SNAP PACK R2 as Modbus TCP/IP salve
Forum - Published:
Hi support team We are using Snap pack R2 Controller with 32 channel Analog Inputs. I want to use Snap pack R2 controller as Modbus TCP/IP slave. I configured all Analog Inputs and also gone...more
Configure Epic Serial Module GRV-CSERI-4
Forum - Published:
Hi all. I’m trying to use the Modbus Integration library with an Epic controller and GRV-CSERI-4 serial module (in slot 0). I’m having trouble figuring out how to configure the module...more
Wireless or radio I/O?
Forum - Published:
I have a SNAP PAC in my greenhouse and would like to have wireless or radio analog sensors placed throughout the structure. They may move over time between plants. I didn’t see any solutions on...more
Ignition / Cirrus Link reporting zero (0) after communication restored
Forum - Published:
Not sure if anyone else has seen this behavior. I am having a problem that when a controller (PR1) comes back online in Ignition my integer values report zero (0) for one scan - it is possible non...more
Opto 22 Developer
Developer - Published:
Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure...more
RS232 to RJ45 on PAC-R2
Forum - Published:
RS232 to RJ45 on PAC Controllers… is it possible without a serial to ethernet device server?...
Counter reading frequency instead
Forum - Published:
I have configured a channel on SNAP-IDC5-FAST as a counter for 5V pulses. Initially it was working fine. I am reading this value on scada through OPC. Initially all was working good. i tried...more
Access Control Systems
Forum - Published:
Is anyone using any OPTO22 product to operate an Access Control System? We would entertain Wiegland or RFID proximity cards and readers. Our application includes three walk through gates with mag...more
OptoNews Tip: Direct I/O & PAMUX SDKs now support Windows 10, 8.1, 7
Blog - Published:
Two of our software development kits (SDKs) have just been updated to provide support for Microsoft® Windows® 10 Professional, 8.1 Professional, and 7 Professional, both 32-bit and 64-bit. PC...more
OptoNews: Industrial I/O for Raspberry Pi - new code examples
Blog - Published:
Are you using G4 or SNAP digital I/O with your Raspberry Pi®? A lot of engineers are finding a Pi surprisingly useful in real industrial applications, as well as for prototyping and experimenting...more
OptoNews: New OptoPartner focuses on energy
Blog - Published:
A warm (!) welcome to Albireo Energy, a new OptoPartner focused on intelligent buildings and energy efficiency. Albireo Energy helps building owners and managers all over the U.S. to improve...more
OptoNews: Pioneer Energy turns flare gas into resources
Blog - Published:
Seen from space, light from waste flare gas in the Bakken oil fields of North Dakota is nearly as bright as all the lights from the city of Chicago.  That's a lot of energy going up in smoke. That...more
OptoNews Tech Tip: Get sunrise/sunset times
Blog - Published:
Our tech tip this week comes from Philip in the OptoForum, who shared his PAC Control subroutine code for determining the time the sun rises and sets at a specific latitude.  You could use HTTP...more
Thermocouple changing setting
Forum - Published:
I have three SNAP-PAC-AITM8 cards in my system along with various other cards (analog, digital, etc.). The system is running a combustion system for testing. Lately, something is malfunctioning...more
How Do you Wire Your OPTO?
Forum - Published:
We are really happy with our Opto PAC systems, and comission new ones for plant efficiency improvement (cost reduction, error proofing) projects probably 5-6 times per year. Every implementation is...more
MQTT Client Device
Forum - Published:
I have a number of PAC R2s in the field and we are looking to implement MQTT. We’re currently running an Ignition 8.1 server with the Cirrus Link MQTT engine module. We haven’t settled on a...more
Ignition / Cirrus Link Variable Tables
Forum - Published:
Strictly speaking this isn’t about the Onboard Ignition, but browsing other topics (like this particularly relevant one from 2017) makes me think I’m not too off-base asking here. Summary: I’d like...more
Replacing SNAP-PAC-R1 without any backup strategy
Forum - Published:
Hello, I wonder how will the SCAP-PAC system behave in the following situation. We have an existing Cabinet with a SNAP-PAC-R1 as controller and have strategy running, 1 SNAP-PAC-R1 and 2 EB1 as...more
Thermocouple ensures a hot shower
Blog - Published:
Nothing like a cold shower to get you moving: Most of us never give any thought to our hot water service pilot flame. But when it goes out...cold shower first thing in the morning, anyone?Bleh.The...more
Digital I/O
Forum - Published:
Hello New to this forum and also new to control system in general. I am an intern and started using your Opto 22 PAC Control Basic software last week, so still kinda new to all this. I’m sorry...more
Product Update News - First of 2021
Blog - Published:
Firmware and software updates were released this month to help you get the most from your groov systems. January 2021 started off with some important new releases from the Opto 22 engineering team....more
SNAP-ODC5R Fusing at low voltage/current
Forum - Published:
I am using a SNAP-ODC5R normally open relay to switch a USB peripheral on and off. The voltage is 5V and the current is low. The specifications rate the relay at 5V 500mA but after many (hundreds...more
Predictive Maintenance on a Compressor
Blog - Published:
You may have been thinking about doing an IoT application that could help your company, but embarking on your first industrial IoT application may seem daunting. I’ve heard Opto 22 Vice President...more
Whats New in Pac Project 10.5
Forum - Published:
Hi Ya Forum Fans. Heads up! There is a new version of PAC Project out. Typically, a point release has some bug fixes and perhaps a new feature or two. But this one packs enough of a punch that I...more
Rio or Epic with flame detector
Forum - Published:
Greetings. We inherited some flame relays made by Krom Schroeder (model IFW T-N). In a nutshell, these are small 120 volt devices used for the monitoring of gas burners. From the brochure...more
What is the fastest DataLogging rate for the Opto22 Historic DataLogger?
Forum - Published:
Hi All, This question is for the support personell at OPTO22. Does the OPTO 22 people have any information regarding what is the fastest reliable DataLogging rate for the Opto22 Historic...more
How to select the right HMI solution for your groov device
Blog - Published:
Sharpen your drawing tools. It's time to go to work. Visualization for industrial automation is bigger than it’s ever been, and it’s not just about control anymore. As it becomes increasingly...more
LabView users out there?
Forum - Published:
Hi All, One of our customers had a question about using LabView, specifically with an E2 brain. There are a few possible methods–I remember helping one customer YEARS ago, use our ActiveX. But now...more
Groov Manage API Question
Forum - Published:
On a previous post about reading a R-1 scratchpad value from Node-RED, @Beno said the following: Node Red and the R1 Scratchpad you might be able to use the api/v1/io/{device} to specify the R1...more
RS232 Programming/Steps Example Desired
Forum - Published:
Hi All, Is there any example that goes into detail on RS232 Communication Programming for the Opto22 programming language? Specifically, I’m looking for: Recommended programming procedure...more
Programmatically check port status with npm portscanner
Forum - Published:
To check if a port is open or closed on some device I usually just open the firewall settings or use the command line, but shouldn’t there be some way to get that information programatically with...more
Groov RIO Local IO within Ignition
Forum - Published:
I am struggling to see the Local IO channels from my groov RIO while using the Ignition designer. I have tried 2 different methods with no success as of yet. On the groov RIO, using groov Manage...more
What is ARCNET?
Forum - Published:
What is ARCNET and what would cause excessive reconfigs? A bad switch? Faulty EB2? Program bug? There is a new reconfig about once/sec. ...
Modbus devices -- what do you use?
Forum - Published:
Hi OptoFans, Which Modbus devices have you used and for what applications? Please give part numbers and serial vs. TCP, as much detail as possible. Were they easy to configure? Reliable? Something...more
Event triggered Log File
Forum - Published:
Hi everyone. Background first – New to OPTO 22, SNAP PAC training scheduled for July, but need to start sooner… I am trying to set up an event triggered log file so I can save the entire time...more
Max performance on pulse counting?
Forum - Published:
Have you published a benchmark for the speed of the Epic? It is very hard to know what this CPU is capable of when trying to apply it to high speed applications. I need an actual example of a...more
Profibus Module SCM-PROFI
Forum - Published:
Ok Mary, I might need some help on this one. I tried searching for Profibus in forums but got nothing. I am connecting the module to two Kollmorgen drives and need to get started on the code. I...more
Outputs quit working
Forum - Published:
I have a client that is having a problem with a SNAP-PAC-R1 in a 12 Slot rack. They were running the machine and all of a sudden all the outputs quit working. The output cards are SNAP-OAC5 (total...more
Wind speed, direction, rh, bp, precip?
Forum - Published:
Hi All Running a Groov Epic or R1, or Brain, what equipment would you recommend for setting up wind speed at all locations with a R1 or brain, and a full Weather station at the Groov location? I...more
Selectively Play Audio File
Forum - Published:
For example, a fire occurred in Room A. Smoke sensor is triggered, would it be nice if Groov EPIC can access speaker and play a recorded audio saying that there is fire in Room A....
Groov RIO device as remote I/O module in compactlogix system
Forum - Published:
We have a customer application where they would like to hardwire analog outputs from a control logix system into a remote I/O device that will interface with a separate compact logix ethernet...more
IP watchdog time out with ping. - old forum post
Forum - Published:
kulminati Joined on 09-05-2008 Posts 2 Kindly Help Hi all, I am VERY new to Opto 22 so please forgive me if my questions seem elementary. I recently have come across a problem that I could use some...more
Using a USB hub in PAC Control
Forum - Published:
I’m using a groov EPIC (3.4.4-b.128) and PAC Control Basic (R10.4C). My goal is to use a powered USB hub and several USB to serial adaptors in order to imitate a unit in the field (that’s using a...more
New OptoVideo: How to activate Ignition Edge on groov EPIC
Blog - Published:
We've just added a new video to our website video library: Activate Ignition Edge on groov EPIC.   This video introduces you to Ignition Edge software from Inductive Automation, one of several...more
Introducing OptoU - free online training
Blog - Published:
Looking to learn more about IIoT technologies, control systems, and how they work together? It’s time to check out OptoU! This free online training program provides convenient, on-demand training...more
OptoNews: E1 & E2 brain board firmware release
Blog - Published:
A firmware update is now available for E1 and E2 brain boards. If your current firmware is R1.1d or R1.1e, you'll want to install the new firmware. See the firmware readme for details. For those of...more
How to read AI/DI from SNAP-PAC-S2/EB brains to a local server without changing the running strategy? + HMI brand compatibility
Forum - Published:
How to read AI/DI from SNAP-PAC-S2/EB brains to a local server without changing the running strategy? + HMI brand compatibility Hi everyone, I have a SNAP-PAC-S2 running a plant process (cannot be...more
Automation 101: Adding Control to AC Motors
Blog - Published:
In one of our previous blog posts we talked about AC motors, the workhorse of modern industrial automation. We learned how they use magnets, electromagnets, and magnetic fields to generate huge...more
Open-loop vs. Closed-loop Process Control
Blog - Published:
Process Control Process control systems are used in everything from advanced manufacturing to run-of-the-mill activities at home, like heating your house and brewing your beer. (You do brew your...more
Communication with can interface
Forum - Published:
The customer has several CAN interface devices. Can I use R1 controller to complete data communication? If I can, what should I do?...
VFD Speed controll
Forum - Published:
I want to controll a VFD (AC Drive) through Snap pack software and controller, but I’m stuck can’t figure it out how, now I use a potentiometer connected to the VFD to speed it up and down I’m...more
Go further with groov EPIC 2.0
Blog - Published:
With the latest firmware update, groov EPIC gets I/O for the IIoT and more Out this week, groov EPIC firmware version 2.0 is a milestone for the platform, and there are more than a few reasons to consider updating. Here’s an overview of what’s included.
Adventures of an Applications Engineer - Part 1
Blog - Published:
As an applications engineer, sometimes known as OptoMary on our OptoForums, perhaps I shouldn’t have favorite customers. They’re all my favorites! Sure, our products and people have helped build...more
EPIC will not boot past white screen
Forum - Published:
We have an EPIC running 2.02-b.139 (yes, we are planning to update to the latest v.3). We moved it from one location in the plant to another, but cannot get it to go past the screen shown below...more
Opto .NET Controller SDK How to Read Digital/Analog Point
Forum - Published:
I’m using a SNAP-PAC-R1 and am using C# and the following is the code I currently have that I have verified will turn on a discrete i/o point “Sphere_6” I have named in my strategy file via a...more
Updated door access control sample
Forum - Published:
Is there an updated door access control sample available? The one available for download is for the ADS Brains and needs to be changed to work with the R1. It would not be difficult to make the...more
Easy OEE: Enginuity
Blog - Published:
IoT Certified OptoPartner shows us how to quickly retrofit a CNC mill with groov RIO In a time when automation is driven by increasing connectivity, there is still plenty of everyday equipment that...more
How to map/move AB/Siemens PLC tags to PAC Control tags via Expression tags in Ignition Edge
Forum - Published:
UPDATE July 2024. This method only applies to Ignition v7 (Which is currently EOL and will be sunset at some future date). Overview. If you need to perform some calculations or do some other data...more
When the system working,all input signals of analog Pulse break
Forum - Published:
The input signals of analog quantity such as pressure, frequency of frequency converter, etc. are disconnected aperiodically, which results in abnormal operation of the system. What could be the reason?...
Visualizing water usage with groov - Part 1
Blog - Published:
Visualizing water usage with groov: As an Australian living in southern California I have been conflicted lots of times driving around seeing green lawns in baking hot sun. When we moved to...more
Read and write I/O value on an opto22 R1 brain with labview through ethernet
Forum - Published:
Hello everyone, For a project, I would like to use an opto22 as a DCS and a PC host with labview to command & control a cooling system. I have a R1 brain with some analog and digital I/O and I...more
Expanding PAC Manager
Forum - Published:
Customize your PAC Manager menu options for easier data entry! Those of you who happened to read the new “Wireless Ad-Hoc Mode Configuration Tech Note” (form 1970), might have noticed a trick we...more
Talking to another PAC Controller via Ethernet TCP
Forum - Published:
So I have 1 SNAP-PAC R1 A that I want to talk to SNAP-PAC R1 B via tcp/ip. I see examples of passing strings to one another, but I want to send commands from A to B. I want to be able to turn on a...more
How to Build a Raspberry Pi with Node-RED and Industrial GPIO
Blog - Published:
UPDATE: This post has been updated to reflect changes in the most recent Raspbian Jessie Lite image (no longer includes Node-RED or node.js) and to use the new Digital I/O for Raspberry Pi Starter...more
Missed Events With Polling /api/v1/io
Forum - Published:
We are using the new IO nodes for Node-Red, and are concerned about polling performance with a loaded EPIC controller. The concern is with input nodes. Each channel starts a 1 second poll using...more
Timer Resolution?
Forum - Published:
Good morning! I am designing an updated control system for a local race track, and I need the timing system to have a resolution better than milli-second scale. Is there a way to access faster...more
R1 + SNAP-SCM-485-422 "Turnaround Time"
Forum - Published:
Hi All, I’m using a SNAP-PAC-R1 and a SNAP-SCM-485-422 to communicate via RS485 (2-wire mode) to a custom I/O controller on a machine. When the R1 issues a command that requires a response I found...more
groov EPIC 1.5.0 is ready, and here's why you'll want to update
Blog - Published:
groov EPIC firmware version 1.5.0 is available now and has several great new features and a few bug fixes. While our groov EPIC Readme file has all the technical details, here's a sweeping look at...more
Measure battery bank voltages
Forum - Published:
Is it possible to take the individual analog value of a set of batteries (12 Vdc in series, example 4 batt), through voltage dividers with a single RIO?. What would be the correct connection diagram?...
Advice for opto22 beginner
Forum - Published:
Hello everyone. I’m new to opto22 equipment and seeking advice for the groovRIO. I have a project where I need just a couple each of analog current in and out, voltage in, and discrete in and out...more
Modbus/TCP read of counts for E2 channel
Forum - Published:
Hi. I need to read the ‘Count’ value for Opto22 E2 AD6 analog channels. I have used Modbus/TCP in the past to access high density digital points and analog counts on a B3000, however I have been...more
50 years of Opto 22 - a personal perspective
Blog - Published:
In 1974, Robert Engman III stared down at 22 optically isolated, highly reliable, liquid epoxy-filled, solid state relays (SSRs) with no moving parts—quite an innovation back then—and he...more
Simulation/Testing
Forum - Published:
Is it possible to read the digital and analog IVals using the OptoMMP2 .NET SDK? I have a strategy running simulations in an R2 without any actual I/O modules. I usually have a variable in the...more
Flow to open solenoid valves on prescribed interval using Raspberry Pi
Forum - Published:
I am planning to purchase OPTO-P1-40P andSNAP-D4M and will run Node-RED on a Raspberry Pi to do a simple program. I have some of it figured out, but a few areas need some help. Here’s what we have...more
Multiple Shaft Speed Monitoring Help Please
Forum - Published:
I’m using Pac Control Basic (Version R10.5b) to “try” to create a project to read the speeds of up to 64 shafts. I found some great information on form 1784 "RPM Measurement Techniques. Due to the...more
Analog input filter weights
Forum - Published:
We have a system with various brains, controllers, etc. To set up filtering of analog input channels we have used the “Set Analog Filter Weight” command to specify filter weights for all analog...more
Any way to restore file
Forum - Published:
I need assistance regarding a SNAP-PAC-R1 controller that has stopped responding through the RS-232 serial port after being disconnected from the power supply for an extended period (+4 years...more
Visualizing electricity usage with groov
Blog - Published:
Get a mop, I spilt some electricity: The past few blogs we have talked about visualizing water usage in groov and how it not only helped me save water, but also highlighted the fact that I was not...more
PID Scan Counts
Forum - Published:
A customer called me with a question about a SNAP PAC program. We didn’t write the program, it was someone internal who isn’t available anymore, but they knew we’ve used Opto products before so...more
OptoNews: Restriction of Hazardous Substances (RoHS) compliance update
Blog - Published:
Does it comply? For some time now we've been working to make sure our products comply with the latest requirements for RoHS (Restriction of Hazardous Substances) and CE marking (a mark indicating...more
PAC-R2 communicating via Ethernet/IP, CC-LinkV2 or DeviceNet
Forum - Published:
Hello, We have a machine with a Keyence LR-W70 full spectrum sensor. Configuring this sensor with it’s onboard controls for each production job is problematic and time consuming. I talked to my...more
groov EPIC firmware 3.5 is here
Blog - Published:
Get Sparkplug 3.0 compliance, updated Node-RED, and new options for your groov EPIC controller. The engineers at Opto 22 have been busy working around chip shortages and supply chain delays, yet...more
Need To Write A Specific Number of I/O's using Move Numeric Table To I/O Unit Ex
Forum - Published:
Hello, I need help with using “Move Numeric Table To I/O Unit Ex” to limit it’s range from writing to all 16 slots of my I/O rack to only the first 14. I have been using the instruction “Move...more
Analog Totalizing 101: calculating watt-hours example
Forum - Published:
Measuring values over time - let the “brain” do the math! In [U]this OptoForum post[/U] we looked at digital totalizing, where we let the brain do the math to measure the On Time of a pump. But...more
SOFTPAC making use of the PC COM Ports
Forum - Published:
Hi, Can Sofpac send and receive data from the PC COM ports much like we reference Comm ports with R2s and S1s usinf the ser: comm handle? Thanks Pons...
What is OptoMMP?
Blog - Published:
Learn more about the Opto Memory Map Protocol—a powerful method of interacting with Opto 22 controllers OptoMMP works with everything from SNAP PAC brains to the latest groov products. Let's go...more
Reset controller from software?
Forum - Published:
In OptoControl there used to be a command that would reboot the controller from software. I don’t find a command that does the same thing in PAC Control, but I did find the MMP address F038 0000...more
View speed and length measurement
Forum - Published:
I want to connect an encoder (1024 pulse per rev;A/A-; B/B-) to view speed and length measurement, length increases and decreases; like 0 - 500 meters, stop, 500 - 350 meters, stop 350 - 400 meters...more
Restful API with Expressjs/Angularjs
Forum - Published:
Hello, I’ve been using Node-Red for a while but I would like to build a web app that talks to my snap-pac-R1 controller without using Node-Red. I read the Restful Api documentation and went through...more
News
Developer - Published:
EPIC and RIO maintenance APIs addedMar 4, 2026 The Opto 22 Developer site has a new groov EPIC and RIO Device Maintenance sectionIt covers the following groov Manage REST APIs:Updating...more
Monitoring SNAP PAC via Modbus RTU
Forum - Published:
I am currently working on a job. I am trying to monitor some data from a SNAP-PAC-S1. I was not involved in the setup. I am told that the current configuration is that the system I am monitoring...more
PID Cascade Help Needed
Forum - Published:
I need help with cascading a PID loop. I have a double boiler type system where I have two polypropylene tanks, one inside the other. The outer tank has the heater installed and uses water. The...more
C++ OptoMMP SDK function for getting/setting engineering units?
Forum - Published:
Hello, I was wondering if there was a function/method that was part of the C++ OptoMMP SDK that would allow you to either set and/or get the engineering units for a given channel. Basically looking...more
G4 reg question. - old forum post
Forum - Published:
bevanwi Joined on 11-19-2007 Posts 1 G4 I/O paired with Factory Floor I work in a lab that has ~26 individual OPTO22 control systems. The systems control bench scale refinery units. All of the I/O...more
Groov RIO in the flesh
Forum - Published:
I have a working unit on my desk, so feel free to ask any questions and I will do my best to answer them. image700×1081 225 KB You can read about it in our blog post here; https://blog.opto22.com...more
Fastest data rate to Ignition
Forum - Published:
I have pressure test application that requires real time high resolution trend graph and trend reporting feature from a Pressure Transmitter. For proof of concept, I have EPIC setup to generate tag...more
USB to Serial adaptor support for AR1
Forum - Published:
Super super super excited to let everyone know that groov Admin update v46, now supports genuine FTDI USB to Serial adapters. (Log into your Manage.groov.com account to get the update). This means...more
KY or KYZ pulses from utility meter
Forum - Published:
A few people have asked the following question. “When offered the choice between KY or KYZ pulses, which should they chose to wire into their OptoEMU Sensor”? Before we answer that question, let’s...more
OPC-UA Feature Request
Forum - Published:
I would like to request a feature to allow all OPC-UA tags from the Ignition Edge to be automatically populated and continuously updated on the Variable tags for use within PAC control. OPC-UA is...more
R2 won't auto-run
Forum - Published:
I have an older SNAP-PAC-R2, from 2013 (S/N 674XXX), and it doesn’t want to auto-run its program even though it’s being (supposedly) stored to flash, and has the auto-run box checked as well...more
Download Strategy to SNAP PAC R1 Controller
Forum - Published:
Hi everyone, I am writing this since I am completely new to OPTO22 hardware and software and my question may be very simple but I have doubts on how to download my strategy into the controller I am...more
Add zero speed timers to optoscript
Forum - Published:
Hi I am having a difficult time getting the zero speed timers to work correctly using optoscript. I am measuring the rpms of 4 shafts. I can get the rpm measurements but if the shaft stops it just...more
EPIC as DNP3 Server/Slave
Forum - Published:
Hi All, Before I begin, I want to clear up terminology based on my understanding. Master DNP3 = Client Slave DNP3 = Server/Outstation I know Opto22 has DNP3 integration but that is for SNAP...more
Optomux in PAC
Forum - Published:
Is there anything developed to talk via Optomux to B1 & B2’s in PAC Project? I noticed that PAC-INT-OMUX is not available. Has it been replaced? I have customer facilities that make it difficult...more
AMR meter reading sub or Chart
Forum - Published:
I looked in forums and the only thing I could find was the discussion on M-bus which is the European standard for reading water/gas meters. The US standard is the Sensus ICE Register which is an...more
Multiple R1's for semi-redundancy
Forum - Published:
New to the forum. Did some work with a LCSX and Factory Floor, but new to the PAC platform. I have a project I am working on that I am looking for some guidance. I will be using two 16 ch. racks...more
LCD or LED display via RS-232?
Forum - Published:
Hi OptoPals, Any suggestions for a small (cheap!) little display, perhaps RS-232, for someone who wants to display just a line or two of info from a SNAP-PAC-R? (We’ve used various LED or LCD...more
Strategy and chart running but logic not executing
Forum - Published:
Hi all, I am new to Opto 22 PAC software development (liked the flow of it, makes it easy to understand actual process) and on this forum. We are using SNAP-PAC-R1 controller and PAC control...more
Brain vs Controller
Forum - Published:
I am a total newbie to OPTO22 but not for PAC’s DCS’ & PLC’s. Just recently inherited a customer that is using PAC systems R1 controllers and EB-1 Brains. They have given me the downloaded strategy...more
Questions About the EPIC
Forum - Published:
So I am putting together a project to use the EPIC as my processor. I have a few questions that I am curious to see what the Community has to say about it. I have 3 facilities 2 of them are...more
B3000 IRQ signal uses
Forum - Published:
I see the IRQ line in the wiring but find no description of it’s use by user programs. Any information on what if any use the IRQ line has for a user application. Is there a way to minimize...more
OEM Integrates Open SDKs to Stay Competitive
Blog - Published:
Laundry OEM Gurtler Industries reinvents their dispensing systems with groov EPIC and Opto 22's free Software Development Kits (SDKs). What do you do when competitors in the chemical storage and...more
Unknown board - 80659B - Please help reprogram
Forum - Published:
Can someone help me identify this board? It came inside a network rack with keypads and solenoids installed for keycode entry and I want to be able to program new codes. Rack and controller pics...
Are the 4-channel SNAP digital input cards interchangeable?
Forum - Published:
Good morning, We’ve been using the standard SNAP-IDC5 input card to “count” pulse signals from a water flow paddlewheel sensor to calculate the flow (at fairly high speed, e.g. 93 pulses = 1 Liter)...more
Command GetNumCharsWaiting() in Subroutine
Forum - Published:
I have a subroutine that opens a TCP pipe to an Ethernet device. The process for the subroutine is: Open a TCP pipe to the ethernet device Send a command string to the device. Check for a...more
Redundant 5VDC power supplies
Forum - Published:
Has anyone ever had the need to have redundant 5VDC power for an Opto Rack? I’ve used QUINT DIODES from Phoenix Contact on 24VDC supplies, but I need to locate something for 5VDC. Are Opto 5VDC...more
RIO as a remote I/O
Forum - Published:
Hi Opto22 experts, How many of RIOs can put as a remote I/O per one of EPIC. My BAS system got more than of 30 RIOs at the moment.(in the conceptual designed). Thanks for answers....
Porting C# application onto GRV native linux
Forum - Published:
I have a c# application that is running on an embedded PC which uses the .NET SDK (the dll) from Opto22 to gather data from I/O processors such as the SNAP-PAC-EB2. This application then...more
Opto22 emu-snr-dr2
Forum - Published:
Hi, Can anybody give me a helping hand I’m currently using OPTO22 EMU-SNR-DR2 receiving data over Modbus RTU on Serial port. The Modicon addresses are 300001-300053 for my Modbus slave node...more
Off delay on DI
Forum - Published:
Is there a simple way to add an off-delay to a digital input without pausing/slowing down the chart? delay_off2.png678×702 54.7 KB ...
PR1 running Codesys and RIO2 as remote I/O
Forum - Published:
Hi, Please can someone help with the red field? messageImage_16719431037881878×852 157 KB messageImage_16718679248471138×371 62 KB Just a bit worry because we are going to deploy this to...more
Opto 22 celebrates 50 years!
Blog - Published:
You can count on high-quality Opto products and continued support for all your automation and IIoT applications. I have a hard time believing it’s been 50 years since my dad and mom started Opto 22...more
Redundancy Option Kit for Groov EPIC?
Forum - Published:
Anything planned for Groov EPIC that would add the functionality that the SNAP-PAC-ROK offers for SNAP PAC S-series controllers? I know the Groov controllers can do a lot more than the S-series...more
Optimizing Node Red Flow
Forum - Published:
I have a Node Red Flow that is doing a couple dozen writes to scratch pad per second. (or is supposed to…) It seems to have trouble getting all of them done. I suspect writes are getting queued...more
Talking to a Mettler Toledo JagExtreme. - old forum post
Forum - Published:
Roy Matson Joined on 04-12-2007 Posts 1 Ethernet to Weigh Scale Hi, I need an example of how to set up the communications to 3rd party Ethernet device. I have a Mettler Toledo JagExtreme weigh...more
Stacking groov gadgets
Blog - Published:
More information in less space.        It is amazing how sometimes similar applications can come back to back….Last week's blog came from a customer asking how to measure the main power grid...more
Communication between SNAP PAC S1 and AB PLC
Forum - Published:
We are building a water plant in the Bahamas and we designed and built the equipment and are doing the controls with OPTO22 hardware and software. We have a number of cabinets with EB1 brains on IO...more
PID Scan rate: why use 1 second?
Forum - Published:
Hi All, For you PID users out there – do any of you use something besides the 1 second default for the Scan Rate? I ask because there’s been some different opinions on what it should be. Some claim...more
Outside-In Journal: Training Day Part 2
Blog - Published:
Step inside Opto 22 HQ again for day 2 of groov EPIC training. The Outside-In series brings you an outsider’s perspective into the way Opto 22 operates behind the scenes. Today, we’re back in...more
Speed tips
Forum - Published:
Hi first time poster here, part of our application regards turning On/Off green/red lights with regards to a door being open or closed. Since we have lots of doors and lights distributed between...more
Can I use OptoMMP to write to/read from a Strategy running in SoftPAC?
Forum - Published:
I have a Strategy that runs on a PAC R controller. I’m writing a simulator that will talk to this strategy while the strategy is running in SoftPAC via Winsock. I read in document #1465 that...more
Groov EPIC Performance Issue
Forum - Published:
Hi Team, I was hoping to get some general advice on performance and speeds. We currently have 8 charts running on PAC control and very little code in node-RED, which is just logging to a SQL...more
Performing Statistics on Input Values
Forum - Published:
Hi, I’ve just started using Opto, as it was recommended & procured by my company for a control system project. I can not find any built-in command that allows for the calculation of the average...more
SNAP-PAC-EB1 Install Firmware via Ethernet Passthrough Connection
Forum - Published:
We configure our EB1’s with a non-routable ip address common to the controller’s ENET 2 port. By doing so it keeps all the i/o traffic local and isolated…straight out of the SNAP PAC User’s Guide....more
Using Opto to gather data from RS232 based systems(ProWin)
Forum - Published:
We have moved a lab from another state in with us at my location and they use proprietary(Proger) devices ran by a software called Prowin. Everything operates via R232 connections and the software...more
Groov as an autodialer?
Forum - Published:
Has anyone devised a way to use a groov box as an autodialer substitute? We have an upcoming project to update an I/O panel; one of the jobs the panel handles is sending alarms to an old-school...more
SoftPAC - multiple instances?
Forum - Published:
Hello, We have a rather complex application which uses 2 to 6 PAC controllers, lots of I/O attached to them and a proprietary HMI that talks to the strategies on the PAC boxes. I need to write a...more
Barcode Application Ideas
Forum - Published:
I am thinking of implementation to track a product along the production line by scanning a barcode on each of the different steps. Any idea what input device I may need and how to get the data into groov System?...
Advantech ThinClient touchscreen to run PAC Display?
Forum - Published:
Anyone have any experience or advice for this? I have used Advantech’s WebOP touchscreens in past projects, but they could not run PAC Display. It was really rather a clunky setup putting variables...more
IEPE sensors to groov system i/o
Forum - Published:
Hello, Can I use the sensor below with groov system i/o? I do not understand the term constant current source. Please someone advise. Screenshot 2023-09-09 0605341393×682 124 KB Thanks...
MQTT: Faster, better with Sparkplug B
Blog - Published:
In part 2 of our series, we look at how to set up groov Manage and Ignition Edge for publishing with Sparkplug B payloads. MQTT is the darling of enterprise IoT because of its efficiency...more
Modbus open communication timeout is too long
Forum - Published:
Is there a way to decrease the time that PAC Control is allowed to run the OpenOutgoingCommunication command before it will determine that the unit is not responding and produce a -412 error? I...more
Outside-In Journal: Training Day Part 1
Blog - Published:
Documenting the journey from the outside world into the world of Opto: First in a series. After more than a decade as an automation engineer, I recently joined Opto 22’s marketing group. A few...more
High Speed Digital Input
Forum - Published:
Hello, In my application I am going to need to both totalize gallons and produce gallons per minute based on a high speed digital input block I am going to install. I am using the IDC5-Fast. I...more
"Set I/O Unit Configured Flag"
Forum - Published:
Posting this on behalf of a customer that came through our training program a few months ago… He’s got two controllers talking to the one rack of I/O. All SNAP hardware (two PAC S1 controllers and...more
Speed test example to test execution speed SoftPAC vs R1
Forum - Published:
Code for SoftPAC (Computer running SoftPAC and Display Runtime on the same PC) IncrementVariable(Scan_Time_00); //Executed every scan If (Comm_3_Timer == 0) Then SetUpTimerTarget(1.0, Comm_3_Timer)...more
PAC Control 10.2 undefined command on new computer
Forum - Published:
I’m working on a new project in PAC Control Basic 10.2 that I’ve been developing on my laptop. I’m fighting PAC Display on an issue and wanted to test the project on my desktop. I’ve transferred...more
Warehouse to Enterprise: Emerald 66/NACI
Blog - Published:
New plant uses unique edge architecture to run at the pace of modern business With demand for hand sanitizer more than doubling across the US, and continuing annual growth of more than 20% expected...more
Need advice for a factory floor match / no match system
Forum - Published:
Hi, We want to collect data (raw material lot codes) and input them into a PC for a match / no match analysis. We will use a cordless bar code scanner to scan bar coded lot numbers into a PC app...more
Groov EPIC data to Nodered
Forum - Published:
Do we require to purchase SSL or CA Certificate for testing Groov EPIC data into Node Red through PAC Read or PAC Write node? Is there any way for testing without purchasing that certificate? so we...more
Epic to BacNet using Node Red
Forum - Published:
My use case was being able to monitor a small number of objects from an Epic with my building automation system using BACnet protocol. I was able to accomplish this using Node Red. To get the set...more
Groov EPIC 3.4.0 Firmware released
Forum - Published:
Greetings Opto Forum Fans. We have yet another tasty EPIC Firmware release for you to sink your teeth into and push your data in more ways than ever. The big news with this release is the addition...more
Ignition Designer in Groov
Forum - Published:
I see that you can get into Ignition Designer if you’re running Ignition Edge. Is that a fully functioning version of Designer? Can I use it to create a UI that I can use instead of Groov build...more
Totalizer value clearing at Download
Forum - Published:
I have noticed that the Analog Totalizer value clears when the Strategy is edited and downloaded. Is there a way to prevent this from occurring? This makes it challenging to make code edits...more
Amazon Alexa / Echo controlling Opto Digital Output - How To
Forum - Published:
Had a bit of fun over the weekend… Got my Amazon Echo controlling a digital output on my garage rack of Opto 22 I/O. First the hardware. I have a free standing bank of 6 fluorescent tubes to use as...more
E-mail configuration
Forum - Published:
[B]Hello, I have an opto22 SNAP-UP1-D64. I did a program with IoControl and I did the HMI with IoDisplay. I would like that the opto22 send a e-mail when an alarm occurs that is to say when a...more
PAC Display Runtime running very slowly - displays freezing
Forum - Published:
Hello, All. I just added a new PC to a system mainly to provide a way to drive a 4K display with PAC Display. Up till now, I’ve been using an old PC with Win XP on it, and thus limited me as to...more
Slows down with uptime
Forum - Published:
I have found my groov AR1 starts responding slowly the longer it is running without a reboot (around 2-3 months). Eventually tags stop working and I have to reboot it, then all tags work again and...more
Data Logging using node red
Forum - Published:
Hi team, I am using Groov-Epic PR1 to read the modbus data over TCP/IP. Right now i read total 20 tags from the 2 devices and my response is satisfactory and further to this i will logged my data...more
Fast vs. Very, Very Fast
Forum - Published:
I have been working on a CNC controller for quite some time. I am most interested in the speed of the entire process and what it takes to increase the speed of that process. When I say speed, I am...more
Circumventing scratchpad bit limitations
Forum - Published:
I need to configure 40 event messages to trigger under different situations on an EB2, but I don’t have 40 scratchpad bits available (event messages only trigger on scratchpad bits as far as I can...more
Error code decoder
Forum - Published:
EDIT. Aug 2020 Massive update to the list. (See below for the PID loop errors). I’m guessing many of you have used the handy feature in PAC Control under Help > Error Lookup which takes an error...more
Unsigned Integers
Forum - Published:
Hi, First post in this Forum, but a long time user. I have an application where I need to use Unsigned Integers (UIs) and carry out, amongst other things, some logical operations on them...more
Sunrise/sunset times
Forum - Published:
I’m working on a SNAP-PAC project involving some lighting controls and I’ve run into something new (to me) that I hope someone else out there might have experience in to guide me through. Some of...more
Best way to detect if communications is lost between Controller and Brains
Forum - Published:
Trying to see if there is a tested and fool-proof method of detecting loss of comm’s in a Snap Pac System. Current System: R1 Controller EB-1 Brains ( in 10 different Locations) HMI All on the...more
Peer-to-Peer - how do YOU do it?
Forum - Published:
I’ve been looking through various requests for Advanced Training and the requested topics are wide-ranging. One topic that comes up often is Peer-to-Peer where devices share information with each...more