GF112 Portable Single Phase Electric Meter Tester

electric meter tester

GF112 portable single phase standard meter is with human oriented design, hand-held and lightweight portable. It is suitable for electric power departments, measuring and quality examining departments and electric lab to field use. It is capable of testing various types single phase meters on site and can also be used for testing alternating current parameters.



  • Field test kinds of inductive, electronic single phase meter
  • Measurement error, voltage, current, power, power factor and frequency at site
  • LCD color display, English menu, direct viewing and convenient
  • Equip with RS232 to connect with PC
  • With built-in 5A load
  • Energy accumulation function
  • Large capacity storage device for mass memory
  • With 2pcs clamp CT to test ratio of current transformer. (Optional)


Electrical parameters 
Active power measurement accuracy 0.3%, 0.5%
Energy measurement accuracy 0.3%, 0.5%
Power supply AC 110-264V 50/60Hz
Warming-up time < 5 min
Power consumption ≤5VA
Voltage measurement 
Range 0-264V
Accuracy 0.30%
Current measurement 
Range 10mA-40A or 10mA-120A
Accuracy 0.3%
Phase measurement 
Range 0°-359.9°
Resolution 0.1°
Accuracy 0.5° 
Frequency measurement 
Range 45-65 Hz
Resolution 0.01Hz
Accuracy 0.05Hz
Power factor measurement 
Range 0.4000 ~ +1.0000
Resolution 0.001
Accuracy 0.01
Electric energy pulse output  
Pulse constant 900
Energy pulseinput 
Input range of pulse constant 1-25000
Pulse input level 5V
Mechanical parameters 
Dimensions (W×D×H) (mm) 185×67×30
Weight (kg) 1 (mains)
2 (appendix and bag) 
Environmental conditions 
Working temperature -10°C to 50°C
Working humidity 5%- 85%RHD
Storage temperature -25°C to 70°C
Storage humidity 5% -95%RHD

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