Opto22 - Resources & Tools

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). Issue...more

Groov Manage White Screen when switch from Groov View to Groov Manage in Build Mode

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image851×720 16.5 KB How to fix this problem except restarting EPIC by hand, because I am not nearby the project Site. I cannot find way to restart EPIC in Build Mode...

How toPass Groov view Tags from Siemens Device to PAC to Code

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Groov view as a web server, and pac in Epic as a Core Controller. In EPIC, I Create Tags Read from such as OPC UA, Modbus Devices, Pac in EPIC…, My question is how could I pass these Tags to Pac in Epic to Code....

Kiosk Automatic Login URL to Open GrooV View

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May I Login URL with name and password, I would rather go straight to Open GrooV View automaticlly....

Issue with PAC Display not updating tags in real time

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Hi everyone, I’m working with PAC Display and noticed that some of my tag values aren’t updating in real time—they only refresh when I reopen the screen. The strategy is running fine in PAC Control...more

Access to SNAP-R1 Firmware 10.4

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We have a fresh out of the package Gen1 SNAP-PAC-R1. When we attempt to update the firmware to the latest version (10.5g) available from the website, the updater fails with an “incompatible hardware...more

URL command to start Flow in Node-Red

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Hello everyone, I have this Node-Red flow and I want to start it with URL. How can I do it? I try this ULR: https://192.168.12.33/node-red/set_daq_stop; https://192.168.12.33/node-red/cmd/set_daq_stop...more

Case Study: Preventing a Data Center Shutdown

Documents - 2437 - 4/21/2025

After an HVAC retrofit in 2022, the headquarters of a nationwide bank in Australia encountered an unplanned shutdown of their data center, which was critical to their banking operations. They knew that...more

Json to excel from one system to another

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hey , currently I am managing opencore dashboard from machine A and I have installed openrpa in machine 2 . I trigger workflows from machine A which runs on machine B . now the solution or idea I need is...more

Ignition access to serial ports

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I am trying to access the serial ports from Ignition running on the Epic. I have tried both the usb ports AND the serial module on slot 3. image918×879 28.7 KB I only ever get an error about not able to open the port. Any advice?...

Some full-feature groov I/O modules may disrupt communication with groov I/O simple and serial modules

Knowledge Base - KB91168 - 4/17/2025

If an affected groov I/O module is inserted in one of the first five slots (positions 0 through 4) of the chassis, groov simple modules in positions 0 through 7 and groov serial modules (only supported...more

Groov View start-up at a running page and not log-in screen groov View

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This is a noob question but is there a way Groov View can start-up at a running page and not log-in screen? Auto start with a user and password?...

Any method to clear controller memory from GROOV MANAGE?

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having some ethernet socket issues on a site using the PR1 Only way to get the strat up and running is to clear the memory via pack control if it ever connects. PLEASE add a clear memory button or...more

Modbus rtu cable

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I am using the GRV-CSERi-4 and the MODBUS device to which I will connect specifies Beldon 9729 cable. Can I use two pair from a shielded CAT6 cable?...

Groov View Trend Will Not Display

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I’m using a Trend Gadget in groov View via a PC browser to display trend data, voltage and current. The trend data will display in the Handheld format on the front of the groov EPIC display but will...more

Opto 22 Demo from 2025 ProveIt! Conference

Videos - 4/8/2025

How can you integrate industrial assets into a UNS? Watch Opto 22's live demo–recorded from the ProveIt! Conference–to see how brownfield and greenfield assets integrate...more

Groov Epic PR2 - Ignition Edge - Data sync not working

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I am having issues with the data sync portion of the Ignition Edge on the Opto22 groov epic. For some reason after deleting the database on the master Ignition gateway side, and then reconnecting the...more

About agentic-doc-ext

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are there any agent or node in nodered that can extract any text from the documents ?...

Validate Recipe File utility in PAC Display fails to report missing blank lines in recipe files

Knowledge Base - KB91164 - 4/4/2025

When using the Validate Recipe File utility in PAC Display, missing blank lines may not be reported, and you may incorrectly receive a Recipe File successfully parsed! message in the results.

Node Red Text Message Edit

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HI Guys, Ive been setting up some notification and would like to see if I can change the decimal points to 0 decimals. Screenshot 2025-04-04 at 1.56.33 PM322×262 11.3 KB...

Unable to configure PID output using a groov RIO or GRV-MM1001-10 channel configured as TPO

Knowledge Base - KB90973 - 4/4/2025

If a groov RIO or a multifunction mixed-signal (GRV-MM1001-10) channel is configured with the TPO feature, you may be unable to add it as an output of a PID loop in PAC Control.

Create and save csv file in google drive

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hello , I generated a data of a json format , and used csv node to generate a corresponding csv data . now how can I create a file for that and save it in my google drive ?...

I/O Input Node, wait for change over network

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I am curious about an assumption about how a Digital Input Module works. I have several EPIC systems in the facility with one being used to generate a groov View display in the Operations Control...more

Grayed tags for gadget

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When I try to assign a data store tag to a gadget, all the tags in the data store are grayed out. How can I fix this? Thanks!...

Groov Rio inputs are slow to update in Node Red

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I have a pushbutton as an input on a Groov RIO, configured as a Switch Input, Powered Digital Input, which is being read by node red. There is a delay, and the button has to be held for the press to be...more