Surely that - or a similar unit - has been looked at before here? IIRC, our much respected contributor dBC had an input.
[Edit]
It was the PZEM-016: PZEM-016 single phase modbus energy meter - #4 by Bill.Thomson
Surely that - or a similar unit - has been looked at before here? IIRC, our much respected contributor dBC had an input.
[Edit]
It was the PZEM-016: PZEM-016 single phase modbus energy meter - #4 by Bill.Thomson