High-precision measure three-phase voltage,three-phase current,active power,reactive power , ... Strong isolation, Anti-Vibration.Performance CharacteristicsHigh-precision measure three-phase voltage,three-phase current,active power,reactive power ,apparent power,power ... default value is 2400bpsDIsupport 4 dry contactsDOsupport 3 relay output,capacity AC250V/5A DC30V5ATransmitting Outputsupport 1 AO ...