... meter measure kWh value, voltage, current,power,power factor, 2. Multi-tariff energy 3. RS485/Modb 3- ... 1. LCD screen, measuring kWh value, voltage, current, power, power factor, 2. Multi-tariff energy 3. RS485/Modbus Alibaba recommended produc ... ParameterAccuracyVoltage0.2%Current0.2%Power0.5%Power factor0.5%Frequency0.01Active energy0.5%Reactive energy2.0% PMAC905 3-phase energy meter remote control