Publish MQTT Parameter on event/state change

It appears we need to ‘poll’ the RUT/TRB in order to get parameter updates using MQTT. Is there a way we can have the RUT/TRB publish topic parameters to broker on event or state change of the MQTT topic for example ‘digital1’ or ‘operator’.


If you want the RUT/TRB device to publish MQTT messages on an event or state change, and you mentioned topics like ‘digital1’ or ‘operator,’ you can utilize the Modbus Alarms feature as a mechanism to trigger these events. Here’s how you can approach this:


Thank you Mahmoud-Basiouny,
We’ll give that a run

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