Opto22 - Resources & Tools

OptoControl strategy with subroutines that reference PID loops will not convert to PAC Control

Knowledge Base - KB90371 - 2/28/2023

If you try to import an OptoControl strategy with subroutines that reference PID loops, PAC Control produces "unexpected file format" errors.

groov discrete modules occasionally report unusually large frequency measurements

Knowledge Base - KB90549 - 2/10/2023

This issue occurs on channels configured with the continuous frequency feature. Occasionally, the module reports an unusually large value that persists for one measurement scan, typically no more than...more

Getting Started with Repositories and Python on groov EPIC & RIO

Videos - 2/9/2023

This video takes a deeper dive into using Secure Shell Access (SSH) along with custom Python programming packages with your groov devices. Although your host, Terry Orchard, will be demonstrating on a...more

Getting Started with groov EPIC & RIO Secure Shell (SSH)

Videos - 2/7/2023

If you use C/C++, Python, Java, or other languages, you can use what you already know to build custom applications and run them on the groov EPIC processor or groov RIO edge...more

GIF animations and PNGs

Demo - 2/23/2023

Library of GIF animations and PNGs for groov View and PAC Display

OptoDataLink projects configured with SQL Server 2012 - 2014 display blank area in Configurator

Knowledge Base - KB90536 - 2/15/2023

If you have an OptoDataLink project that has entries with a Database Type of SQL Server 2012 - 2014 and the project configuration file was created with a version of OptoDataLink earlier than R10.5a, when...more

OptoDataLink service may crash when stopping links

Knowledge Base - KB90521 - 2/16/2023

ARC2023

Demo - 1/27/2023

OptoDataLink links may fail to start

Knowledge Base - KB90520 - 2/15/2023

In OptoDataLink, you may observe that your links won't start. This behavior occurs whether you save (click File > Save) and then run the links (click Run > Start all links), or click the Save and Start All Links button.

Erratic behavior or computer restarts while running OptoDataLink links

Knowledge Base - KB90533 - 2/16/2023

When OptoDataLink links are running, you may observe that your application behaves erratically, crashes, or computer possibly restarts.

Move to Pointer Table Element command in OptoScript block generates invalid error

Knowledge Base - KB90015 - 1/25/2023

PAC Control suggests an incorrect method to write OptoScript code for specifying a pointer variable to argument 0 of the Move To Pointer Table Element command.

"Averaging Filter Weight" checkbox not checked when upgrading strategy that has "Set Value" checked

Knowledge Base - KB90529 - 1/31/2023

If you have a pre-R10.5a strategy that contains analog inputs where the Send Value checkbox is checked and a value is specified for Average Filter Weight, when you open that strategy in PAC Control R10...more

Downloading strategy with E2 I/O unit returns -60 error

Knowledge Base - KB90528 - 1/31/2023

If your strategy has an E2 I/O unit where you configured the analog input points with Offset and Gain through the Add/Set Analog Point window, when you download the strategy, PAC Control returns a -60 (empty stack) error.

LED on legacy products may glow dimly in OFF state

Knowledge Base - KB90532 - 1/17/2023

groov RIO EMU Brochure

Documents - 2398 - 1/12/2023

This brochure highlights some of the features of Opto 22's groov RIO Energy Monitoring Unit (EMU) (part number GRV-R7-I1VPAM-3). It lists a variety of use cases, summarizes how to include...more

groov RIO Brochure

Documents - 2397 - 1/12/2023

This brochure explores Opto 22's groov RIO Universal I/O product line. The brochure describes the module's connectivity & configuration options, software capabilities, security...more

groov EPIC Brochure

Documents - 2396 - 1/12/2023

It’s not a PLC. It’s not a PAC. It’s not a PC. It’s an Edge Programmable Industrial Controller (EPIC), and the acronym says it all. This brochure explores all of Opto 22's groov EPIC product line.

Screen blank when viewing Node-RED Dashboard from groov EPIC screen or HDMI display

Knowledge Base - KB90517 - 1/7/2023

Case Study: Farm Data Systems and Azcal Management

Documents - 2395 - 11/9/2022

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

Get Counter command's parameter list does not show power total (summation) tags from energy/power monitoring modules

Knowledge Base - KB90461 - 12/16/2022

Strategy with imported .otg file causes -128 error

Knowledge Base - KB90459 - 11/18/2022

You attempt to open the strategy that has a recently imported .otg file and it reports error -128: "Invalid character in Channel name. Valid characters are letters, numbers, and underscore. The first letter must be alphabetic."

Moving/Copying channels on GRV-MM1001-10 module causes PAC Control crash

Knowledge Base - KB90443 - 11/18/2022

When you try to move or copy channels to or from a GRV-MM1001-10, PAC Control may crash.

Frost & Sullivan Award: Opto 22 Enabling Technology Leader

Documents - 2394 - 9/16/2022

Frost & Sullivan recognizes Opto 22 as an Enabling Technology Leader in the field of industrial internet of things (IIoT) technologies.

groov EPIC unresponsive

Knowledge Base - KB90447 - 9/21/2022

You may have this issue if you can't connect to your groov EPIC from your browser., get no response from the groov EPIC's touch screen, and the LEDs on all of some of the I/O modules are red.

OPC UA Quick Start Tutorial

Videos - 9/8/2022

This video shows you how to set up an OPC UA server on groov RIO to accept connections from OPC UA clients and request groov data.