Ht-instruments HT9021 Manual de usuario descargar pdf (Pagina 11)

HT9021

EN - 10

4.3.3. Resistance measurement

CAUTION

Before taking any in circuit resistance measurement, remove power from

the circuit to be tested and discharge all the capacitors.

Fig. 5: Taking Resistance measurement

1. Rotate the switch on Ω

CAP position

2. Insert the red test lead plug into VΩ CAP Temp jack and the black test lead plug

into COM jack (Fig. 5)

3. Connect the two long ends of test leads to the desired circuit, then reading will be

displayed

4. When “O.L.” symbol is displayed, the result under test exceeds the maximum value

that the instrument is capable of measuring

5. For HOLD and MAX/MIN features please refer to § 4.2

4.3.4. Continuity test and Diode test

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Ht-instruments HT9021 Manual de usuario Pagina 11