Resources & Tools

26-50 of 4876 results
The user-supplied MQTT Sparkplug client ID is ignored
Knowledge Base - KB91163 - Published:
If you configured the MQTT Sparkplug client on your groov EPIC or RIO to connect to an MQTT broker with a specific MQTT client ID, the configured MQTT client ID is ignored and a randomly generated client ID is used.
Converting date/time from integer 32 table to NTP and then back may introduce 1 msec discrepancy
Knowledge Base - KB90990 - Published:
If you run a series of commands to convert date/time from integer 32 table to NTP time stamp and then back to integer 32 table, you may occasionally observe a 1 msec discrepancy introduced during the conversion.
Command to delete a file fails if file name contains ~ character
Knowledge Base - KB90968 - Published:
If your PAC Control strategy has a command to delete a file where the ~ character is in the file path (for example, SendCommunicationHandleCommand( chFile, "delete" ), where chfile was set to...more
Random OptoOPCServer errors and/or PAC Display Runtime crashes
Knowledge Base - KB91057 - Published:
You may experience random errors in OptoOPCServer and/or OPC clients. When using PAC Display Runtime, you may experience random errors in both programs, and PAC Display Runtime may crash with the error...more
Inaccurate status information in PAC Control for I/O units configured for redundant networking
Knowledge Base - KB91042 - Published:
When inspecting I/O units configured for redundant networks in Debug mode in PAC Control Professional, the Address section on the Information tab of the Inspect dialog box may not accurately show the current network status.
Case Study: Preventing a Data Center Shutdown
Documents - 2437 - Published:
View in HTML After an HVAC retrofit in 2022, the headquarters of a nationwide bank in Australia encountered an unplanned shutdown of their data center, which was critical to their banking operations...more
Some full-feature groov I/O modules may disrupt communication with groov I/O simple and serial modules
Knowledge Base - KB91168 - Published:
If an affected groov I/O module is inserted in one of the first five slots (positions 0 through 4) of the chassis, groov simple modules in positions 0 through 7 and groov serial modules (only supported...more
Opto 22 Demo from 2025 ProveIt! Conference
Videos - Published:
How can you integrate industrial assets into a UNS?  Watch Opto 22's live demo–recorded from the ProveIt! Conference–to see how brownfield and greenfield assets integrate...more
Validate Recipe File utility in PAC Display fails to report missing blank lines in recipe files
Knowledge Base - KB91164 - Published:
When using the Validate Recipe File utility in PAC Display, missing blank lines may not be reported, and you may incorrectly receive a Recipe File successfully parsed! message in the results.
Unable to configure PID output using a groov RIO or GRV-MM1001-10 channel configured as TPO
Knowledge Base - KB90973 - Published:
If a groov RIO or a multifunction mixed-signal (GRV-MM1001-10) channel is configured with the TPO feature, you may be unable to add it as an output of a PID loop in PAC Control.
groov Manage may display incorrect information about groov power supply
Knowledge Base - KB90860 - Published:
Some groov EPIC power supplies contain information to identify the power supply’s part number and design revision date. For those power supplies, groov Manage displays the following information in the About page, which is incorrect:
In groov Manage, the Autorun slider may not stay enabled
Knowledge Base - KB90324 - Published:
In the PAC Controller page of groov Manage, when you click the Autorun slider, it may not stay enabled if the strategy in permanent storage does not match the strategy that is currently in memory...more
White Paper: Machine Monitoring with Edge Devices
Documents - 2436 - Published:
Keeping machines running smoothly is at the heart of every industrial operation. Machine monitoring helps avoid unplanned downtime by providing the real-time insights needed to catch problems early and...more
SNAP-AITM and SNAP-AITM-i modules are misidentified in PAC Manager
Knowledge Base - KB91136 - Published:
In the Inspect mode of PAC Manager, the SNAP-AITM and SNAP-AITM-i modules are misidentified as “SNAP-AITM1” and “SNAP-AITM1-i,” respectively. This only affects how the...more