The XXMIT 'Retry Limit' parameter (RETRYLMT) does not work on the Unity Momentum PLC
Issue
This resolution describes the issue that occurred with the RETRYLMT parameter on XXMIT Function Block and its solution.
If configuring an XXMIT Function Block in a Unity Momentum PLC using Unity 8.1, 10, or 11, the RETRYLMT function would not work. Regardless of the value assigned to this parameter, there would be no Retries of the message in the event a communication error occurred.
Product Line
171CBU78090
171CBU98090
171CBU98091
This resolution describes the issue that occurred with the RETRYLMT parameter on XXMIT Function Block and its solution.
If configuring an XXMIT Function Block in a Unity Momentum PLC using Unity 8.1, 10, or 11, the RETRYLMT function would not work. Regardless of the value assigned to this parameter, there would be no Retries of the message in the event a communication error occurred.
Product Line
171CBU78090
171CBU98090
171CBU98091
Resolution
The solution to the XXMIT Retry issue is to upgrade the project to Unity 11.1 and update the PLC firmware to version 1.3 IR4.
The solution to the XXMIT Retry issue is to upgrade the project to Unity 11.1 and update the PLC firmware to version 1.3 IR4.
Released for: Schneider Electric USA
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