Resources & Tools

1-25 of 2481 results
GRV - IDC - 24 Faulty channel
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I have a few 24VDC digital input to the DI module channel. After energize 8-10hour, the channel will become faulty, means not getting reading in EPIC. I already change to another DI module and same...more
Groov RIO 3.3 Firmware Has Been Released
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Just in time for your Thanksgiving weekend. groov RIO firmware goodness. This release is pretty much in lock step with the EPIC 3.3 firmware, many features are the same on both platforms which is how we...more
PAC Project Strategy String Table Data to PDF for Customer Report
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We currently provide the customer a text file via File Zilla from data stored in a String Table. Customers are requesting this report be in PDF that would be stored on the C:\ drive. Currently using...more
Import Text File
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Greetings! I’ve been using Opto for 10+ years now in the oil and gas industry and this is my first forum post to write (I’ve been helped by reading many!) I am trying to write certain information from a...more
MQTT set up for Rio
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Need some basic help with setting up Rio to publish MQTT data to a broker that is on our network (192.168.8.157:1883). First, here is how the MQTT broker appears in NR. It is already in place and...more
Authenticating Opto API calls with HTTP request
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Here are some tips to using Opto API’s like groov Manage, groov View, and PAC Control with the standard HTTP request core node. In this post I’ll go over how to set the apiKey header object and how to...more
Is it possible to program GROOV with Node-red and at the same time with the CODESYS runtime (and other questions)?
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Hello everyone, I am completely new to OPTO22 systems (and to this forum). So if my questions are basic (or in the wrong place), I would be more than happy if you could redirect me to the correct...more
Node.js update breaks Node-RED restore feature
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After upgrading our first of several EPICs to 3.3.1, we found that Node-RED will attempt to start but cannot remain running. We see this: image592×649 15.7 KB image629×685 16.5 KB image670×714 16.5...more
PAC Display Tags not updating
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I don’t like making new threads on existing issues, but I have now had this issue on 3 different sites across the country this morning. I am not sure if Windows did some 10 updates last night but I have...more
Long running subroutines
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I’m using Groov Epic. My strategy initially had the Startup, which polls for a StartRequest for each Node, starts the applicable Node n chart, which runs the process approx 2 hours, and then each chart...more
Ethernet port flapping on multiple RIOs
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Hello, We have 3 RIOs across 2 customers that are having issues with network connections. The symptom is flapping, and network outages to the RIO. One customer has been experiencing network...more
Opto Control R3.1d Point Config Window Opens Off Screen
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Today I went to look at the configuration for a point and the point configuration window opened off-screen. Normally I can use some Windows “fixes” to get it back but this time I can’t. Is there an...more
Groov EPIC 3.3.1 Firmware has been released
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Hey everyone. We have a new firmware release for the groov EPIC. Coming in as 3.3.0 there are a slew of new features, lets bullet point the highlights super quick: Users can now be configured with a...more
Set Time Zone Configuration (error?)
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Got a weird one here. Not important but wondering if it might be a bug… I wasn’t around at the weekend, but noticed this morning that the controller time is at GMT and not BST as it should be (changes...more
Problems with disappearing files on microSD card
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Hi, I have a R1 running PacProjectPro 10.4 (f/w 10.4c) which stores files on the microSD card (8Gb) I have a strange problem with files disappearing off the microSD card after several hours of...more
Opto .NET Controller SDK How to Read Digital/Analog Point
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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 button...more
Groov RIO goes into a queue in NODE-RED and doesn't get out of one
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I’m running a flow using node-red on groov rio. I have noticed when I select a switch, sometimes, my nodes will have “QUEUED”. and the program seems just to sit… I don’t know what to do. even when I...more
PAC Display is there a way to disable a button?
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My project has two motors. I have two buttons, one per motor. Each button is linked to a digital I/O point set to toggle. So, basically, if one motor is turned on, I want the button for the second...more
PAC Display Configurator "Graphic Dynamic Attributes" window size
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I have recently reset my computer and when I reinstalled PAC Project, the Graphic Dynamic Attributes window inside of PAC Display Configurator doesn’t fit everything inside it. I’ve attached a...more
How to install a newer version of Python on EPIC or RIO
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We have had a few customers want to do ‘more’ with Python on EPIC and RIO. The problem they quickly come across is that the version on each is a little dated for their needs. They specifically need to...more
Upgraded Firmware/Loader/PAC Project and now PAC Display updates significantly slower
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I’m using a SNAP-PAC-R1 controller. The project I created ran on Firmware 9.4b and loader 6.1b and using PAC Project Software Suite 9.4. PAC Display runtime would refresh the color of a button I...more
Y2K in 2021 - LetsEncrypt failures on groovEPIC
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Hello Opto22 team, We have a fairly recent O/S on our EPIC (3.1.0-b.14 - 1/18/2021) and the openssh library installed on that O/S is OpenSSL 1.0.2d 9 Jul 2015 - long before LetsEncrypt root authority...more