Measuring single-phase current, voltage, active power, reactive power, power factor, frequency etc. With RS485 and Modbus. AccuracyClass 0.5 (default); Class 0.2DisplayLEDInputRated valueVoltage: AC100V/220V/380V etc.; Current: AC1A/5A etc.OverloadContinuous 1.2 times; Instant: voltage 2 times/1s, current 10 times/5s.Frequency45-55Hz or 60HzPower supplyWorking rangeAC220V or AC/DC 85V-265VPower ...