Resources & Tools

1-25 of 4526 results
Riding out the storm with the groov EPIC system
Blog - Published:
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 - Published:
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.
A closer look at OptoTagPreserve
Blog - Published:
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 - Published:
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 - Published:
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 - Published:
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.
With Redundant Network System Type, secondary IP address not used when set to active
Knowledge Base - KB88297 - Published:
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 - Published:
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 - Published:
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 - Published:
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
Guide to Networking Opto 22 Products
Documents - 1796 - Published:
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 - Published:
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 - Published:
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 - Published:
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 - Published:
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