Software feature request, ET112 phase default on L1 (not L2/3)

Modifications
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1

Hi,
Would it be possible to designate a ET112 power meter to L2/3 iso L1 only.

Rationale:
Setup 1phase solar inverter connected to L3, measured with ET112, rs485 connection to Cerbo-s, VRM software only shows L1.

Thanks