Center 262, Инструкция по эксплуатации, Страница: 6 / 20

Clamp Meter
2
Power Source:
1.5V size AAA battery X 2
Typical battery Life: (without buzzer, backlight)
Type:
30 hours at DCA function;
60 hours at ACA and ACV function;
100 hours at DCV and Ohm function.
Auto Power Off:
If there is no key or dial operation for 30 minutes, the meter will power
itself off to save battery consumption. This function can be disabled by
press and hold the “
HOLD ” button then power the unit on
Over Load:
When the signal larger than the maximum will be show .
Maximum jaw opening:

23 mm
Dimensions:
206 x 76 x 33.5 mm
Weight:
262g (with battery)
Accessories:
Carrying case, Batteries, Test Lead & Instruction Manual.
3. ELECTRICAL SPECIFICATION
The accuracy specification is defined as ± ( percent of r digit )
At 23±5°C,
≦
80 %RH.
3-1 Direct Voltage
Range Resolution Accuracy
50V / 300V 0.01V / 0.1V 1.0% + 2dgts
Input impedance: 1 M

3-2 Alternating Voltage (True RMS)
Range Resolution Accuracy(40~1KHz)
50V / 300V 0.01V / 0.1V
1.2%
±
5dgts
Input impedance: 1 M

3-3 Direct Current
Range Resolution Accuracy
300.0mA 0.1mA
1.0% + 10dgts
3.000A 0.001A
10.00A
0.01A 3.0% + 10dgts
Influence of terrestrial magnetism: Less than
±
1.0mA
Influence of CT opening and closing: Less than
±
1.0mA