Resistance Measurement (R) - Fluke 1625-2 User Manual

Earth/ground tester
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3. In this mode, all settings and LIMIT values available can be called with "DISPLAY
MENU" and the measuring frequency can be set.
4. Press "START TEST" button.
5. Read out measured value.
Resistance Measurement (R)
In this measuring mode all resistances from 0.02 Ω to 3 kΩ can be measured with dc
voltage and automatic polarity reversal as per EN61557-5.
To achieve highest accuracy 4-pole measurements are possible. To balance the
extension lead, a compensation has to be done.
1. Connect instrument as shown in Figure 13.
2. Turn central rotary switch to position "R".
3. In this mode, all settings and LIMIT values available can be called with "DISPLAY
MENU".
Before starting a measurement, bring plant or test object to off or de-
energized circuit condition. With an external voltage >3 V, the
measurement will not start.
Due to the high measuring current, inductive loads can cause lethal
induced voltages during disconnection from the measuring circuit.
Figure 13. Resistance Measurement (R)
 Warning
 Warning
Earth/Ground Tester
Advanced Operation
edw024.eps
35

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