GF112 Electronic Test and Measurement Instrument Kwh Meter Testing System
GF112 portable single phase standard meter with human oriented design, small configuration and lightweight. Suit for electric power departments, measuring and quality examining departments and electric lab to field use.
Features
External power supply or test lead power, suit for fieldwork
With 2PCS clamp CT to test ratio of current transformer. (Optional)
Large size display screen, direct viewing and convenient
Internal communication port for PC control
Multi power supply ways for different testing occasion
Large capacity storage device for mass memory
Technical Data
Test Voltage
Range
10-420V
Error
± 0.3%
Harmonic
2 nd -- 31 st
Test Current
Range (clamp CT)
40A
5A, 20A, 40A, 100A (option)
Error (clamp CT)
± 0.3% (5A, 100A)
Harmonic
2 nd -- 31 st
Power measure error
Active power (clamp CT)
± 0.3% (5A, 100A)
Reactive power (clamp CT)
± 0.5%
Energy measure error
Active energy (clamp CT)
± 0.3% (5A, 100A)
Reactive energy (clamp CT)
± 0.5%
Phase angle
Range
0º – 360º
Error
± 0.1º
Frequency
Range
45Hz – 65Hz
Pulse output
Low frequency output(C L )
800imp/kWh
Pulse ratio
1: 1
Output level
5V
Pulse input
Input channel
1
Input level
5 -- 10V
Input frequency
Max. 100Hz
Display
Resolution
2.8" LCD (320x 240)
Function
Waveform
yes
Energy accumulation
yes
CT ratio test
yes
Local parameter input
yes
Recorder check
yes
Data storage
yes
Data storage qty
1000
Communication port
RS232
Communication with PC
yes
Upload data
yes
Other
Voltage Supply way
External power
test lead power
Voltage Supply
110-270V, 50/60Hz
Ambient temperature
-25° C -- +45° C
Relative humidity
20% -- 95%
Dimensions (Wx Hx D) (mm)
185x 67x 30
Weight (kg)
0.5kg