Test-products-international 275 Manual do Utilizador descarregar pdf (Página 15)

Measuring AC Voltage

WARNING!

Do not attempt to make a voltage measurement of more than

600V or of a voltage level that is unknown. Make sure the tem-

perature probe is NOT plugged in during this test.

Instrument set-up:

FUNC. BLACK RED MIN MAX

TEST LEAD TEST LEAD READING READING

COM V/Ω 0.1mV 600V

Measurement Procedure:

1. Disconnect power to circuit to be measured.

2. Plug black test lead into the COM input jack.

3 Plug red test lead into the V/Ω input jack.

4. Set rotary switch to the V range.

5. Connect test leads to circuit to be measured.

6. Reconnect power to circuit to be measured.

7. Read the voltage on the 275.

Optional Modes

(See Other Features Section)

• D-H: Freezes the reading on the LCD.

• MAX/MIN: Records minimum and maximum measurements.

• P-H: Displays peak voltage.

2. Step by Step Procedures:

Measuring DC V

oltage

WARNING!

Do not attempt to make a voltage measurement of more

than 600V or of a voltage level that is unknown. Make sure

the temperature probe is NOT

plugged in during this test.

Instrument set-up:

FUNC. BLACK RED MIN MAXI