Amprobe A-5000 Sheath Fault Locator Uživatelský manuál stáhnout pdf (Strana 12)

Figure 5-1: Typical T-5000 Transmitter Connection

1 Black Lead

2 Red Lead

3 Ground Rod

4 Fault

5 Faulty conductor open on both ends

As current ﬂows from the transmitter and through the fault, an earth voltage gradient ﬁeld is created. Its center is at the

fault. This gradient ﬁeld has a pattern as depicted in Figure 5-2, like pond water ripples when you throw a rock in it or

the rings of a tree stump.)

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Amprobe A-5000 Sheath Fault Locator Uživatelský manuál Strana 12