OFFICIAL XPF MAP PREVIEW

Herholdt Controls M1PRO,M3PRO Modbus Register Map

Official Modbus Monitor XPF preview for the Herholdt Controls M1PRO,M3PRO power meter, with 12 representative energy, voltage, current signals.

Power MeterModbus RTU / TCPEnergy, Voltage, Current, Power, Frequency, Status
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Register preview

This public preview shows 12 representative read-oriented signals. The complete official map is available in Modbus Monitor XPF.

SignalAddressTypeUnitCategory
Phase voltage L1-N V404267UINT32VVoltage
Current L1 A404279UINT32ACurrent
Active power L1 kW404151UINT32kWPower
Active energy L1 T1 imported kWh404119INT64kWhEnergy
Frequency Hz404303UINT32HzFrequency
Range overflow alarm404101UINT16-Status
Running tariff404102UINT16-General
Active energy L2 T1 imported kWh404123INT64kWhEnergy
Active energy L3 T1 imported kWh404127INT64kWhEnergy
Active energy sum T1 imported kWh404131INT64kWhEnergy
Active energy L1 T2 imported kWh404135INT64kWhEnergy
Active energy L2 T2 imported kWh404139INT64kWhEnergy

Addressing note

Display address copied from the official XPF map preview. Modbus reference-number and zero-based offset conventions vary by device; verify the manufacturer manual before polling or writing.

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Open the pre-built Herholdt Controls M1PRO,M3PRO map in Modbus Monitor XPF for the full register set, live polling, logging, and dashboards.

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