Fluke 1623
Users Manual
10
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 measuring the resistance of different parallel sections of
an earth/ground system. Refer to Figure 6.
A Select function R
A
3-pole A.
Display as shown below.
B 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 2 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.
C Press START.
The “active” symbol indicates that measurement is in progress. For
continuous measurement keep START pressed.
D Symbol “9” indicates completed measurement. The result is kept on
display until a new measurement is started or the rotary switch is
turned.
SE
H
evitca
E
HS
sulp
V 05 xam
2P
S
E
HS
FLUKE
1
2
3
4
edv005.eps
Figure 6. R
A
3-pole Selective Earth Resistance Measurement with Current
Clamp
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1.877.766.5412
www.MyFlukeStore.com
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