Multi-function Electric Power Monitoring Mete

Model: EW9L Series 3 Phase Energy Meter

Measurement Parameters: 3 phase Voltage/Current/Active power/Reactive power/Frequency/Power factor ect , 28 parameters.
Four switch signal input, two switch signal output; isolation for input and output
Ture effective value measuring;
With programmable analog output function , analog output for voltage/current/active power/reactive power/fequency/power factor.
With RS485 connection and Modbus RTU communication protocol.
With 2 loops active power/reactive power energy pulse output, 2 programmable alarm, display programmable setted parameters.
With power failure function for display menu select/KWH/KvarH
Optional tariff statistics function, with demand statistics function.

Optional harmonic analysis funtion (including the total harmonic)

With neutrual line measurement function