HT instruments HT4012 - Manual (Page 38)

HT4012
EN - 13
4.3.5. Continuity Test
WARNING
Before taking any in circuit resistance measurement, remove power from
the circuit being tested and discharge all the capacitors.
Fig. 8: Use of clamps for continuity measures
1. Select the “ ” function.
2. Insert the test leads into the jack, the red plug into V/
Ω jack, and black plug into COM
jack, like showed in Fig. 8.
3. Insert the two long ends of test leads to the desired circuit. The reading will be
displayed while the buzzer sounds when the resistance value is lower then 25
Ω
approximately.