Modbus Input register - Uncertain_InitialValue

I have an issue reading modbus input register on a inverter configured ass follow:

image

The OPC Item path i tried is:
ns=1;s=[INV13]IR1

I also tried

[INV13]IR1

However radzio and modbuspoll read correctly

image

I think there an issue on the configuration i would apreciate any suggenstion.

Best

Try 1.IR1 as your address.

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