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Battery-life reading (DET3TA)
1.Set the selector switch to
2. Press and hold the TEST button.
3. The battery life will be indicated in the analogue display on the scale
marked with the , as shown in Figure 12.
4. Release TEST button.
Figure 12: Analogue display indicating remaining battery life
Ground noise voltage measurement (DET3TA)
Figure 13: Connections for measuring ground noise voltage and two-
terminal resistance
4. The instrument will then check for ground noise voltage, the
parameters of the current and voltage circuits and the integrity of the
fuse.
5. A resistance measurement reading is displayed as shown in Figure 11.
Figure 11: Three point resistance reading using ART
DESCRIPTION OF TESTS FOR MODEL (DET3TA)
Potential spike
Earth system
under test
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