UNI-T UT81B Especificações descarregar pdf (Página 33)

Model UT81B: OPERATING MANUAL

Ω

Note1. Insert the red test lead into the W terminal and the

black test lead into the COM terminal.

2. Set the rotary switch to .

3. Connect the test leads across with the object being

tested.

4. The tested circuit overload resistance value shows

on the display.

5. The beeper comes on continuously for open

conditions, that is test resistance 10W.

6. The beeper does not sound when the test resistance

is 100W

When measuring continuity buzzer, the corresponding

functional buttons:

CONTINUITY REL

F1 F2

F1: toggle to resistance measurement mode

F2: relative mode

When continuity testing has been completed,

disconnect the connection between the testing leads

and the circuit under test and remove the test leads

away from the input terminals.

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UNI-T UT81B Especificações Página 33