Digital Earth Resistance Tester
KM 2040 with resolution 0.001 ohm.
Model — KM 2040
with resolution 0.001 ohm.
Specifications
| Earth Resistance | 2Ω : 0.05 ~ 2.09Ω / 20Ω : 0.05 ~20.9Ω / 200Ω : 0.3 ~ 209Ω / 2000Ω : 3 ~2.09kΩ / 20kΩ : 0.03k ~ 20.9kΩ / 200kΩ : N/A |
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| Accuracy | ± (3%rdg + 5dgt) |
| Auxillary earth resistance Rh, Rs | 8% of Re + Rh + Rs |
| Soil Resistivity Voltage | 2Ω : 0.3 ~ 393.7Ωm / 20Ω : 3 ~ 3937Ωm / 200Ω : 0.03 ~ 39.37kΩm / 2000Ω : 0.3k ~ 393.7kΩm / 20kΩ : 3k ~ 1999kΩm / 200kΩ |
| Frequency | 40 ~ 500Hz |
| Measuring Current Im | max. 10mA |
| Measuring Voltage Um | 10Vrms 125Hz |
| Compensation of Lead Resistance Rk | 2Ω : max. 2Ω / 20Ω : max. 9Ω |
| Memory Capacity | 1000 groups. |
| Display | LCD segment |
| Power | AA 1.5V X 8 batteries. |
| Weight | approx. 900g. |
| Dimension | 190 x 155 x 75 mm |
| Safety | IEC61010-1 CAT III 300V, CAT IV 150V. Pollution Degree 2, |
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