Extech Instruments EX310 Guide de l'utilisateur télécharger pdf (Page 10)

Model EX310-EU-ENG – V7.2– 05/2008

DIODE TEST

1. Set the function switch to the

position.

2. Insert the black test lead banana plug

into the negative COM jack and the red

test lead banana plug into the positive

jack.

3. Touch the test probes to the diode

under test.

4. A good diode will indicate approx. 700

ohms for the forward test and “1___”

for the reverse test.

5. A shorted diode will indicate the same

value of resistance in both the reverse

and forward test directions. An open

diode will indicate “1___” in both test

directions.

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Extech Instruments EX310 Guide de l'utilisateur Page 10