Fluke Fluke 4325170 User Manual
Product codes
4325170
Earth/Ground Tester
Operation
15
R
A
3-Pole Selective Earth Resistance Measurement with Current Clamp
The R
A
3-pole Selective Earth Resistance Measurement with Current Clamp procedure is
useful for the resistance measurement of different parallel sections of an earth/ground
system.
system.
1. Select 3 POLE . See Figure 6.
2. Connect test leads.
Connect the supplied test lead (1.5 m) to terminal E/C1 and its other end to the
ground system to be measured. Place two ground stakes in earth/dirt. Minimum
distance between earth electrode (E/C1), probe (S/P2) and auxiliary earth (H/C2)
should be at least 20 m.
ground system to be measured. Place two ground stakes in earth/dirt. Minimum
distance between earth electrode (E/C1), probe (S/P2) and auxiliary earth (H/C2)
should be at least 20 m.
Connect stakes with 25 m and 50 m wires to H/C2 and S/P2 as shown.
Connect current clamp with adapter cable as shown.
3. Push START.
indicates that measurement is in progress. For continuous
measurement, continue to push the START button.
4. indicates completed measurement. The result is kept on display until a new
measurement is started or the rotary switch is turned.