Single Phase Kwh Meter
1)Multi-function voltage meter
2)Measure voltage, current, power factor, KWH, etc
3) 2 alarm, RS485

single phase Kwh meter / voltage meter /  ampere meter 

DW8 series ampere meter, power meter, voltage meter

1) To measure true effective value (for AC signal);
2) To measure voltage, current, power factor, active power, reactive power, appearant power and Kwh;

3) Two relay alarm output, alarm value set freely;

4) Some model with 4-20mA analog current output;

5) Some model with RS485 communication function.