Opto22 - Resources & Tools

Riding out the storm with the groov EPIC system

Blog - 10/10/2019

How one integrator used the remote connectivity in groov EPIC and groov View to save his systems from Midwest storms. Rainstorms have pounded Wisconsin this season, along with much of the Midwestern...more

Tags are not refreshed correctly after a restart

Knowledge Base - KB88545 - 10/9/2019

When you work with Ignition or Ignition Designer and the Opto 22 groov EPIC and SNAP PAC Driver module, when tag lists are restored after some events, some of the OPC-UA tags may appear valid but are not updated with current controller values.

On-Pulse, Off-Pulse, and Period Measurement Complete Status don't return correct value

Knowledge Base - KB88473 - 10/9/2019

In a PAC Control strategy, GetOffPulseMeasurementCompleteStatus, GetOnPulseMeasurementCompleteStatus, and GetPeriodMeasurementCompleteStatus return an incorrect value.

A closer look at OptoTagPreserve

Blog - 10/9/2019

First, OptoTagPreserve has been updated! If you are a fan of this useful utility program (as I am), be sure to download the latest version. If you're new to PAC Control, or haven't tried OptoTagPreserve, here is why you should take a closer look.

SNAP I/O Watchdog not working

Knowledge Base - KB88530 - 10/9/2019

In PAC Control, if you configure the Watchdog feature on a SNAP analog or digital output point, when a watchdog condition occurs due to no activity to the I/O Unit for the period specified in the I...more

groov I/O: TPO may not update percent on-time (duty) as expected

Knowledge Base - KB88528 - 10/9/2019

If your PAC Control strategy runs a Set TPO Period command followed by Set TPO Percent command, you may observe that the TPO period is cut short or extended for one period. This should not happen; any...more

Errors or abnormal functioning with channels on GRV-IDCIFQ-12 module

Knowledge Base - KB88599 - 10/8/2019

In PAC Control, if you configure a channel on a GRC-IDCIFQ-12 module with a feature other than None or Quadrature Counter, commands related to the feature will result in an error in the controller's message queue and/or abnormal functioning.

PID, Analog Ramping, Streaming or CODESYS I/O data stalls when system time is changed

Knowledge Base - KB88572 - 10/7/2019

With Redundant Network System Type, secondary IP address not used when set to active

Knowledge Base - KB88297 - 10/4/2019

In PAC Terminal, if you right-click on a control engine with a System Type of Redundant Networks, then select Use Secondary Address, you'll see that in the Control Engines list, the control...more

PAC Control: Can't enter hex value when you configure or edit an integer variable

Knowledge Base - KB88414 - 10/4/2019

In PAC Control, when you configure or modify an integer variable and try to type in a hexadecimal value (for example, 0xA) in the Initial Value field, nothing happens. You should be able to enter a hexadecimal value.

I/O Point Mapping report shows one point in two different locations

Knowledge Base - KB88404 - 10/4/2019

If your strategy contains groov serial modules (GRV-CSERI-4) and you view/print an I/O Point Mappings report (File > View/Print > I/O Point Mappings) as Formatted (instead of Comma-separated), you'll notice that some of the points repeat.

With Redundant Network System Type, secondary IP address not used when set to active

Knowledge Base - KB88298 - 10/4/2019

For a PAC Control Engine configured with a System Type of Redundant Networks, if you set the Secondary IP Address as the active IP address , when in Debug mode, you could see the top of the inspect...more

LED gadgets don't display fill color in iOS/iPadOS 13

Knowledge Base - KB88576 - 10/2/2019

Command Button gadget sends '1' to Boolean tag, but it's interpreted as false

Knowledge Base - KB88505 - 10/2/2019

If you configure a Command Button gadget to send a 1 to a Boolean tag, it should be interpreted as TRUE. groov View incorrectly interprets it as FALSE.

Guide to Networking Opto 22 Products

Documents - 1796 - 3/13/2015

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

An EPIC case study in the oil and gas industry

Blog - 10/2/2019

Learn how tech-based company netDNA automates water management for fracking and water transfer with the help of groov EPIC. In the oil and gas industry, technological advances like hydraulic...more

In PAC Manager, watchdogs for digital outputs cannot be enabled

Knowledge Base - KB88319 - 10/1/2019

You can use PAC Manager to test the watchdog function on an output point, by enabling the watchdog timer, enabling the watchdog for the point, and setting the watchdog value. However, in the point...more

Top takeaways from the 2019 Ignition Community Conference

Blog - 9/30/2019

Opto 22 engineers discuss the latest news and happenings from the annual Ignition Community Conference hosted by Inductive Automation. As an Ignition Onboard partner, Opto 22 was once again a part of...more

Case Study: netDNA Automates Water Management

Documents - 2319 - 9/26/2019

In the oil and gas industry, technological advances like hydraulic fracturing (fracking) and horizontal drilling have caused a boom in exploration and drilling. The initial “gold ...more