Major tech MT330 Руководство по эксплуатации - Страница 5
Просмотреть онлайн или скачать pdf Руководство по эксплуатации для Испытательное оборудование Major tech MT330. Major tech MT330 12 страниц. Digital earth resistance tester
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4. FEATURES
Function
Earth resistance range 20Ω, 200Ω, 2000Ω
Display
Multimeter function
Range
Sampling Rate
Zero Adjustment
Over Range Indicator
Low Battery Indication The
Auto Power Off
Operating Temperature 0ºC to 40ºC (32ºF to 104ºF) and Humidity
Storage Temperature
Power source
Dimensions
Weight
Accessories
5. ELECTRICAL SPECIFICATIONS
Accuracies are specified in the way:
± (...% of reading +...digits) at 23°C ± 5°C,below 80% RH.
5.1. EARTH RESISTANCE
Range
20Ω
200Ω
2000Ω
Range
Large LCD with dual display
200kΩ, 750VAC, 1000VDC.
2.5 times per second.
Automatic adjustment.
Number 1 of highest digit is displayed.
is displayed when the battery Voltage
drop below the operating voltage.
To conserve battery life, the meter will
automatically turn off after approx. 15 minutes
of non-use. To turn the meter back on, turn the
rotary switch to OFF, then to the desired
function.
below 80% RH
-10ºC to 60ºC (14ºF to 140ºF) and Humidity
below 70% RH
6x1.5V Size "AA" battery or Equivalent (DC9V)
200(L) x 92(W) x 50(H) mm
Approx 700g include battery
4 sets Test kits, 4pcs iron rods, 6pcs battery,
Carrying case, manual.
Resolution
0.01Ω
0.1Ω
1Ω
Accuracy
±(2%+10d)
±(2%+3d)
±(2%+3d)
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