... current ,active power, reactive power ,apparent power ,PF,Kwh,Hz EU9 Series digital Kwh meter / coulometer/multimeter EU9 Series single phase multi ... can measure voltage , current ,active power, reactive power ,apparent power ,PF,Kwh,Watt, Hz1) Power supply: AC/DC 100-240V2) Available ... 450V, Current: AC0.015-5A10) Ambient conditions:0-50°C≤85% RH11) Input resistance: Voltage input impedance: ≥300KΩ( ...