koban KRT-01-4P Manual De Instrucciones página 38

KRT-01-4P
DIGITAL EARTH RESISTANCE TESTER
Operating Temperature: 0ºC to 40ºC (32ºF to 104ºF)
and Humidity
Storage Temperature: -10ºC to 60ºC (14ºF to 140ºF)
and Humidity
Power source:
(DC9V)
Dimensions: 200(L) x 92(W) x 50(H) mm
Weight: Approx 700g include battery
Accessories: 4 sets Test kits, 4pcs iron rods, 6pcs battery,
Carrying case, manual.
IV. Electrical Specifications
Accuracies are specified in the way:
±(...% of reading +...digits) at 23ºC±5ºC,below 80% RH.
Earth resistance
Range
20Ω
200Ω
2000Ω
Earth voltage
Range
200V
OHMS
Range
200kΩ
4
below 80% RH
below 70% RH
6x1.5V Size "AA" battery or Equivalent
Resolution
0.01Ω
0.1Ω
1Ω
Resolution
0.1V
Resolution
0.1kΩ
Accuracy
+(2%+10d)
+(2%+3d)
+(2%+3d)
Accuracy
+(3%+3d)
Overload
Accuracy
Protection
+(1%+2d) 250Vrms
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