Mesure: three phase I,U,F,P,Q,S,PF,kWh, kVarh CE ... RS485 interface for communication 1.General PZ42-E3/C is a kind of single phase power analyzer which can measures the data of ... ,F,P,Q,S,PF,kWh, kVarh,kVAh - Network: Single-phase- Voltage: AC 120V,230V 400V (programmable); overload: 480V (continuous); ... ): 1 or 2 pulse outputs (open-collector),- Accuracy: 0.2s three phase Kwh meter with RS485 PZ42-E3 ...