Products details

Digital Meter SFN-K1-I

  • Category : Digital Meter
  • Tel : +86-577-62627957
  • Email :
  • Fax : +86-0577-62627466
Technical parameters
Measuring range:
Digital AC Ammeter :Direct measurement:AC 0~5A ;Accessory device :AC 0~9999A(CT */ 5A).
Digital DC Ammeter : Direct measurement:DC 0~5A ;Accessory device :DC 0~9999A(Shunt */ 75mV).
Accuracy rating:±0.5 % FS±1 digit.
Sampling rate: about 1 times/s.
Measuring display mode: RMS measurement, four-digit LED nixietube display.
Display resolution: Max. display resolution : 0.001A.
Input circuit consumption: <0.5VA.
Auxiliary power supply: AC 220V,50/60Hz(Can customize other values).
Auxiliary supply consumption:< 3VA.
Additional functions
2-channels switch value output: Higher and lower limit alarm output by two groups of reply, contact rating
is AC250V/2A、DC30V/2A.
1-channels analog quantity outpu: can be set freely as DC 0~10mA、0~20mA or 4~20mA, accuracy rating is ±0.5 % FS,e l e c t r i c a l i s o l ation 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

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