Opto22 - Resources & Tools

Alarm point automatic re-alarming time may not be accurate

Knowledge Base - KB88715 - 8/20/2020

If you configured an alarm point to re-alarm after a specific amount of time (Automatic Re-Alarming Time), after the alarm is triggered and acknowledged, PAC Display triggers a re-alarm before the...more

Undefined command error during strategy download

Knowledge Base - KB88712 - 8/20/2020

You may see an "Undefined command error" during strategy download after using the Find and Replace Tag feature.

Control engine driven alarm points may not function properly

Knowledge Base - KB88711 - 8/20/2020

PAC Display's Control Engine-Driven Alarm Point option doesn't function properly after an alarm is acknowledged; the alarm graphic color may go back to the color for an active alarm.

"Undefined Command" error when entering Debug Mode while OptoScript block open

Knowledge Base - KB88992 - 8/20/2020

groov RIO Quick Start

Documents - 2342 - 8/13/2020

This Quick Start page comes packed in the box when you purchase a groov RIO edge I/O module, part number GRV-R7-MM1001-10.

Older PAC Control strategies with mistic event reactions may crash in newer PAC Control

Knowledge Base - KB89182 - 8/20/2020

GRV-IMAI-8 Module Refreshing at Incorrect Rate

Knowledge Base - KB89178 - 8/13/2020

With the Simple Moving Average (SMA) filter set to 1, the module is supposed to update its data at a rate of 11 ms. However, the module is refreshing its data approximately every 200 ms.

Error message when changing I/O unit types that support same features

Knowledge Base - KB89162 - 8/20/2020

GRV-ITM-12 Module Firmware

Downloads - 8/7/2020

This download contains current firmware for the GRV-ITM-12 module. For a list of bug fixes and enhancements included in this firmware, see the groov I/O Modules Firmware Readme.

groov Products Comparison Chart

Documents - 2347 - 8/10/2020

This two-page chart compares features of the following groov products: groov EPIC (processor part number GRV-EPIC-PR1) groov RIO (including part number GRV-R7-MM1001-10) groov Edge Appliance...more

Guide to Networking SNAP PAC Products

Documents - 1796 - 10/8/2020

Networking can be a complex subject. This guide tries to reduce the complexity by providing guidelines for how you might set up communications between your computer or mobile device and your SNAP PAC...more

Case Study: American Metal Processing

Documents - 2349 - 8/3/2020

American Metal Processing (AMP) is the largest rotary heat-treating facility in the U.S.A. When their PLCs began experiencing regular failures and the operating system of their HMI approached its end...more

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...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 - 8/20/2020

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...more

PAC Control Find does not find OptoScript with non-standard capitalization

Knowledge Base - KB82489 - 8/20/2020

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 - 8/20/2020

Some EPIC and RIO channels configured with a feature may behave incorrectly

Knowledge Base - KB89114 - 8/20/2020

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'...more

PAC Control Debug Mode may crash when viewing I/O Unit dialog

Knowledge Base - KB89082 - 8/20/2020

If you have a GRV-EPIC-PR1 I/O unit with a serial module that has channels 2 and 3 configured, when you open the View I/O Units dialog (in the navigation tree, double-click on I/O Units), a dialog with...more

Watch Window does not show whitespace characters in strings

Knowledge Base - KB89076 - 8/20/2020

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 - 8/20/2020

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...more

PAC Display runtime crashes

Knowledge Base - KB89022 - 8/20/2020

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 - 8/20/2020

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 - 8/20/2020

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.