Features:

1.     Check the error of active and reactive of watt-hour meter at the same time, and meanwhile check the error of main and secondary meter in the same circuit.

2.     Display the electrical constants such as: voltage, current, power, power factor, phase and frequency and etc.

3.     Measure CT ratio, wave form display.

4.     Measure 2-51 voltage and current harmonics.

5.     Judge wrong wiring.

6.     Measure the baud rate for multi-function energy meter and meter number reading.

7.     PT、CT secondary loading function.

8.     Automatically correct the Clamp error.

9.     U disk upgrading system, download the calibration data to achieve paperless office.

10.   Battery power supply or wide voltage (57.7V-480V) online power supply/charging.

11.   Accuracy: class 0.05, class 0.1.