Technical parameters
Measuring range:
●Phase voltage(UA , UB , UC) : 0~500V.
●Line voltage(UAB , UBC , UCA) : 0~500V.
●Current(IA , IB , IC) : 0~9999A.
●Freuqency or Freuqency&Power factor or Active power.
Accuracy rating：±0.5 % FS±1 digit.
Signal input： Voltage ：AC 0~500V(PT */ 100V) ,Current ：AC 5A (CT */ 5A )
Sampling rate: about 1 times/s.
Measuring display mode: RMS measurement, four-digit LED nixietube display.
Display resolution: Max. display resolution : 0.001A , 0.1V , 0 . 01Hz.
Input circuit consumption: current<0.5VA,voltage<1VA
Auxiliary power supply: AC 220V,50/60Hz(Can customize other values).
Auxiliary supply consumption:< 3VA.
Additional functions
4-channels switch value output: Higher and lower limit alarm output by two groups of reply, contact rating
is AC250V/0.1A、DC30V/0.1A.
4-channels switch value input: 4 ways dry contact input port ,inside of the instrument there is power supply of +5V.
4-channels analog quantity output: can be set freely as DC 0~10V、0~20mA or 4~20mA, accuracy rating is ±0.5 % FS, electrical isolation between the signal input and auxiliary power supply ,transmitting output load resistance：≤500Ω.
Communication interface：RS485 serial communication ，applying MODBUS_RTU communication protocol.
Model and dimension(unit :mm)
Terminal arrangement
Attention:If it is not the same with the wiring schema of diagram behind case,please accord to the one of diagram behind case.
Typical connection
