220V LCD Power Meter, 5A rated input metering volt, amp, kW, kvar, kWh, kvarh, ... 96mm10. Password protectBasic Function:Provide one RS485 communication, measures and display real-time parameters:1. Voltage—Ua, Ub, Uc, Uab, Ubc ... , THD2. SOE (event log)3. TOU (multi-tariff)4. One 4~20mA analog input5. One 4~20mA analog outputAccuracy: ParameterAccuracyResolutionMeasuring rangeVoltage0.2%0.01direct 520V ...