1.Install 7 inch touch screen, easy operation;

2.Adopt SPWM digital amplify technology, high stability and performance, large power      output;

3.current is 1mA, meet IR46requirement;

4.Output different waves, like sine, harmonic, sub-harmonic, odd harmonic, square wave, peak wave, pulse wave etc. or wave that user defined; up to 50 harmonic can be output, harmonic content is 40%;

5.Support DC even harmonic test;

6.Output variety of energy, full wave energy, fundamental wave energy, harmonic energy output can be selected; also can select harmonic position, harmonic negative, and sub-harmonic energy output;

7.Support 10 kinds of harmonic waveform test of IR46 and IEC, and 7 special voltage drop and interrupt waveforms is added, it can calculate error through the way of long time electric energy accumulation;

8.Support IR 46 and 2020 Version relevant evaluation;

9.Has current rapid change test function;

10.Support neutral current test function;

11.Support Bluetooth pulse, and Bluetooth communication system;

12.Support dual photoelectric sampling, and can do pulse sampling for both state grid and southern grid energy meters;

13.Support error self-monitor function( according to customer require);

14.Support terminals temperature test function(according to customer require).