Northern Design PM390 logger - MODBUS registers map
This data is being extracted with the help of the Advanced Serial Data Logger (MODBUS RTU,ASCII) or Advanced TCP/IP Data Logger (MODBUS TCP) software only. It may not applicable for other software titles.
MODBUS offset
Description
Units
Data type
5386
Phase 1 volts
Volts
single
5388
Phase 1 amps
Amps
single
5392
Phase 2 volts
Volts
single
5394
Phase 2 amps
Amps
single
5398
Phase 3 volts
Volts
single
5400
Phase 3 amps
Amps
single
5410
Ph1-Ph2 volts
Volts
single
5412
Ph2-Ph3 volts
Volts
single
5414
Ph3-Ph1 volts
Volts
single
5422
Phase 1 kvar
kvar
single
5424
Phase 2 kvar
kvar
single
5426
Phase 3 kvar
kvar
single
5638
3-Ph varh (Ind)
varh
dword
5640
3-Ph varh (Cap)
varh
dword
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