Resources & Tools

1-25 of 232 results
Node-Red Sparkplub send JSON datatype
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I am trying to set up function to send a JSON Obect to MQTT Broker using sparkplug B. The function is: var jsonObject = msg.payload; // Convert JSON object to string var jsonString = JSON.stringify...more
Access Control Systems
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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 locks...more
Groov View plug in display refresh rate
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I have displayed the groov View interface using the local browser on a groov EPIC controller across a company network, and used a Dell touch screen monitor plugged directly into the HDMI port and USB...more
Groovepic not getting connected with Vi network
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In India Vi is a renowned mobile service provider. When I am trying to use the hotspot through Vi network then I am unable to access groovepic at my machine. PFB the IP addresses- Hotspot’s IP address...more
Can the AS-i network be connected to the R1 controller?
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Hello everyone, one of my customers asked me about AS-i. Can his existing AS-i network be connected to the R1 controller? If it is possible, how can I do it? What equipment needs to be added? There is an...more
Is There A Limit to Context Data Storage in Node-RED?
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I have finally found a method for passing tags from Node-RED to Ignition Edge to use in Ignition Designer, but it requires storing values as Context Data in Node-RED then calling these values in the...more
Can I use Ignition Node-RED module with Ignition Edge Free Trial?
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I’m attempting to set up an API Key with the Ignition Node-RED module, but am getting an error that the license is invalid. I can’t tell if this is saying that (a) I can’t use this module with Ignition...more
PAC 10.5 Analog Input - Moving Average
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A simple questions that I cannot find documented (or I didn’t look in the right place). The new Moving Average built into the Analog Inputs can be setup to look at X Number of Samples. What determines...more
PAC Display Tag Selection Windows
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Is there a way to make the Tag Selection window open lower horizontally so that you can see the existing tag you are changing? It doesn’t seem like a big deal…but when you have a busy HMI it says clicks...more
Error Installing node-red-contrib-mssql 0.0.7
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I am getting this error when trying to install. I have used this node in previous projects…but the PR1 firmware was older. PR1 firmware in the controller is 3.5.1-b.85. 2024-03-07T14:40:02.501Z Install ...more
Install Node-RED palettes to groov RIO without internet connection
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I am having an issue with installing palettes to my Node-RED project. Our plant network does not allow for machine devices (such as the groov RIO) to connect to the internet. I am trying to develop my...more
PAC Display Config Error: "Cannot paste objects from OptoDisplay, projects older than ioDisplay R6.0a..."
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Not sure what happened, but at some point I started getting a pop-up error in my project whenever I try to Duplicate an object in PAC Display Configurator (started happening in v10.2, I upgraded to...more
Groov RIO OPC-UA Port
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Good Day All, I have a groov RIO, firmware version 3.4.1-B.62. I need to change the OPC-UA server port from 14840 to 4840. Our secured network only allows predefined ports and 14840 is not one of...more
Groov EPIC to HiveMQ mqtt to cloud connectivity issues
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Hi, I am learning about Groov EPIC PR2 PAC and getting sensor data to cloud. I could connect to HiveMQ mqtt broker to get the data. But from here I couldn’t find better method to push the data to cloud and dashboard. Looking forward your help here...
Questions about SOFTPAC
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Excuse me, does SOFTPAC support the serial port (RS232 or RS485) on the PC? Are there any restrictions on PacControl’s commands? Thanks!...
Pac display - Email Issue
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Hi all, Initally for sending out alarm we use system default on pac display which would look for outlook to send. Now we are trying to use other options like custom or gmail. But while setting up no...more
Plant Control Via Modbus TCP (Node Red)
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Hello All, I’m working on streamlining VFD control at plant. Currently, the VFDs are set up for hard wiring, where each control point is connected to a OPTO22 card, connected to a Groov Epic PLC. What...more
Request for Assistance with Online Logic Changes in PLC System using Codesys
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Dear Sir, We are writing to seek guidance regarding our current situation with the Opto 22 Groov EPIC PR1 PLC system. Over the past year, we have successfully downloaded and implemented logic using...more
Unable to connect to Groov Epic PR2 in CODESYS License Manager
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image1167×882 136 KB I just activated a GROOV-LIC-CRE license on my Groov Epic PR2 and am attempting to connect to the Epic through CODESYS but am getting the pictured error message. I have given...more
groovEpic PR1 to groovEpic PR1 Scratch Pad Setup
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Setup: 2 groovEpic PR1 controllers Controller A = Water Plant (169.254.1.3) Controller B = Unit 2 (169.254.103.20) Objective: Have Controller A Read data from Controller B’s Scratch Pad. Configuring...more
Migrating from AR1 to EPIC PR1 Recommendations
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I am getting ready to retire our groov AR1 and migrate to the EPIC PR1. I know to backup my AR1 groovView files and restore them on the new EPIC PR1. I searched the OptoForum for info on this topic...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-PDPRS64...more
Is there the option in groov View to log to a trend based on an event instead of at regular time intervals?
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Thank you for all the help so far, I will circle back to my last topic I posted next week LOL. I have really enjoyed setting up my groov Epic so far and it’s been pretty seamless. Anyway, is this an...more
NodeRed Function Block Require
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I am still an amateur with Node-Red. I want to run this logic in a function node. I am getting this error. ReferenceError: require is not defined (line 2, col 13) Searching for solutions it looks like...more