Features:

1. Accuracy : ±0.5%F.S

2. Measure single phase voltage, current, active power, reactive power, power factor, KWH, apparent power, etc

3.  Input and output are completely isolated

4.  With high/low limit settable alarms of voltage / current / active power / reactive power / power factor / KWH / apparent power 

5. With 4-20mA analog output of oltage / current / active power / reactive power / power factor / apparent power 

6. With RS485 communication interface，Modbus RTU communication protocol

7. Can measure true/effective value .

8.  Display switch and menu setting can operated conveniently, and with power off protection for runnning status and KWh .