Fork multimeter
叉式萬用表
Model : DCM330
The Megger DCM330
* Specification
AC current
Frequency50 - 60 Hz
Range 0 - 200.0 A
Accuracy ±3% ±3 digits
Average sensing, RMS indicating
Overload protection: 400 A rms
AC/DC volts
Range 200.0 V
DC ±1.5% ±5 digits
50 Hz - 500 Hz
AC ±1.5% ±5 digits
Range 1000 V
DC ±1.5% ±5 digits
AC 50 Hz - 500 Hz
Input impedance: 2 MΩ (<100 pF)
Overvoltage protection: 1000 V
Resistance
Range
200.0 Ω
Accuracy ±1% ±5 digits
Range
2.000 kΩ
Accuracy ±1% ±2 digits
Range
20.00 kΩ
Accuracy ±1% ±2 digits
Range
200.0 kΩ
Accuracy ±1% ±2 digits
Range
2.000 MΩ
Accuracy ±1% ±2 digits
Range
20.00 MΩ
Accuracy ±1.9% ±5 digitsΩ
Overload protection: 600 V rms
Diode check
1 mV: ±1.5% ±0.05 V
Overvoltage protection: 600 V rms
Continuity
Buzzer operates: <50 Ω
Turns off: >250 Ω
Response time: 0.25 sec - 1 sec
Display
3 1/2 digit large LCD
2000 count
Sample rate: 1.5/sec
Overrange: “OL”
Auto power off
10 minutes after power on
Battery
R03 UM4 AAA 1.5 V x 2 (not suitable for rechargeable cells)
Life: 250 hours (alkaline cells)
Calibration: 12 months
Operating altitude: 2000 m
Operating temperature
0ºC - 30ºC (>80% RH)
30ºC - 40ºC (>75% RH)
40ºC - 50ºC (>45% RH)
Storage temperature
-20ºC - +60ºC (0 - 80% RH) (batteries not fitted)
Dimensions
54 mm (W) x 193 mm (H) x 31 mm (D)
Weight
280 g (battery installed)
Safety
IEC61010-1 1000 V CAT III
600 V CAT IV
EMC
EN 61326-1
Drop protection
1.2 m drop onto hard floor