Opto22 - Resources & Tools

White Paper: Building Industrial IoT from Edge to Cloud

Documents - 2348 - 7/30/2020

Sharing process data has long been a goal of industrial automation, but traditional operational technology (OT) architectures are poor at scaling, priced prohibitively, and demand complex...more

CAD Drawing: SNAP-UDC-HDB Breakout Rack

Downloads - 7/29/2020

This ZIP file includes drawings in various file formats for the SNAP-UDC-HDB breakout rack.

Updating Firmware with PAC Manager May Fail

Knowledge Base - KB89120 - 7/28/2020

When you use PAC Manager to download firmware to a PAC device, the download may fail and display a messages, or the upgrade may complete but appear to be stuck waiting for a reboot. These events are...more

PAC Control Find Does Not Find OptoScript With Non-Standard Capitalization

Knowledge Base - KB82489 - 7/28/2020

In PAC Control, if you use the Find tool (Edit > Find) to look for a command instruction, the Find tool will not find OptoScript instances where the instruction is written with non-standard capitalization.

groov Enclosures Data Sheet

Documents - 2340 - 7/17/2020

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 groov...more

Can't Switch Between "5-30 VDC" and "Switch Input, Powered" on GRV-R7-MM1001-10 I/O Unit

Knowledge Base - KB89097 - 7/28/2020

Some EPIC and RIO Channels Configured with a Feature May Behave Incorrectly

Knowledge Base - KB89114 - 7/29/2020

In PAC Control, if you configure a channel with a feature on a groov EPIC or groov RIO and you do not see the behavior you expect, check the channel configuration in groov Manage. If it doesn't...more

Watch Window Does Not Show Whitespace Characters in Strings

Knowledge Base - KB89076 - 7/28/2020

When viewing string variables in a watch window, leading and trailing whitespace characters are missing. However, these characters are visible in the string’s hex view.

Long Delay Entering Debug Mode

Knowledge Base - KB89027 - 7/28/2020

If your strategy contains many subroutines (approximately 20 or more) and most of those subroutines makes calls to other subroutines, it may take a long time (around 30 seconds or more) between clicking...more

PAC Display Runtime Crashes

Knowledge Base - KB89022 - 7/28/2020

PAC Display Runtime terminates (crashes) at random times, with or without operator interaction.

Edit Instructions Dialog Box Doesn't Show or Save Changes to Variable Types

Knowledge Base - KB88987 - 7/28/2020

In PAC Control, if you change the type for a variable, then open the Edit Instructions dialog box for any instruction that contains that variable, the dialog box does not show or save that variable after the type change.

Opto Browser Configurator May Not Start

Knowledge Base - KB88948 - 7/27/2020

When you try to start the Opto Browser Configurator, if it cannot find the browser database, it may not start or report an error message when it tries to start.

PAC Control CLI Operator "/cdf" May Generate Pop-up Window

Knowledge Base - KB88638 - 7/29/2020

While using the PAC Control command line interface (CLI) tool with the /cdf operation, some strategies may trigger PAC Control to display a pop-up window, which must be acknowledged before the operation can continue.

Random Blocks of Color Appear in PAC Display Windows

Knowledge Base - KB88936 - 7/27/2020

Random blocks of color may appear in PAC Display windows when the window contains graphics that blink.

PAC Control Appears to be Stuck While Regenerating Reference Counts

Knowledge Base - KB87786 - 7/27/2020

As PAC Control regenerates reference counts (with a strategy open in PAC Control Config mode, click Tools > Regenerate Reference Counts), a dialog with the name of the chart may show a "Not Responding" message and appear to be stuck.

Can't Add Supported Versions of BACNet Server to CODESYS Application

Knowledge Base - KB89094 - 7/20/2020

GRV-EPIC-PR1 firmware version 2.0.0 added support for CODESYS BACNet SL versions 1.2.1.0 to 1.5.1.0. However, the Opto 22 Library Package for CODESYS Development System version 2.0.0.0, which supports...more

B3000-B-OMUX Firmware Readme

Documents - rm_b3000-b-omux - 7/14/2020

This Readme file lists revision changes made to the firmware used in the B3000-B-OMUX brain, a serial brain using the Optomux protocol.

Move I/O Unit to Numeric Table [Ex] Commands May Not Retrieve All Analog Inputs/Outputs

Knowledge Base - KB88789 - 7/22/2020

With a couple of PAC Control commands, some or all analog input/output values may not be stored to the destination table. This does not occur on the initial download of a strategy; however, ...more

GRV-IMAI-8 Module Firmware

Downloads - 2/5/2020

This download contains current firmware for the GRV-IMAI-8 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware readme document.

POP Compliance Statement

Documents - 2346 - 6/30/2020

This document is a statement from Opto 22 about compliance with regulations from the European Union (EU) regarding Persistent Organic Pollutants (POPs).

CAD Drawings: groov EPIC System

Downloads - 6/30/2020

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

9-bit Addressing Mode Does Not Work

Knowledge Base - KB88995 - 7/22/2020

Channels May Randomly Return QNANs

Knowledge Base - KB89041 - 6/25/2020

A GRV-IRTD-8 channel configured for 1000 Ohm Pt 3-wire (°C) may randomly return QNAN values when the input is between -1.0 and 0.0 degrees C.

Large Arrays Written to Numeric Tables Incorrectly

Knowledge Base - KB88804 - 7/22/2020

When you write a large number of elements (greater than approximately 100) to a numeric table, the elements may be written in the incorrect order and some of the values may repeat.

groov Manage Doesn't Correctly Display PAC Control REST API Swagger Configuration File

Knowledge Base - KB89053 - 7/22/2020

When you go to the PAC Control REST API reference (from groov Manage Home page, click Info and Help > REST APIs > PAC Control for groov EPIC), Swagger reports an error: "Parser error on...more