● Three phase active or reactive electricity energy meter
● Calibrate three phase, single phase, active or reactive meter
● Measure Vrms of three phase or single phase;
● Measure Irms of three phase or single phase;
● Measure active power of three phase or single phase;
● Measure reactive power of three phase or single phase;
● Measure apparent power of three phase or single phase;
● Measure power factor of three phase or single phase;
● Measure phase angle between voltage and current;
● Measure frequency of power line;
● Display vector diagram;
● Display waveform of U and I;
● Analyze and display content of harmonic of U and I;
● Store, look and transmit measured data;
● Connect to PC, reading record data and real-time measured data by PC, and download calibration parameter