HTC 21-S Panduan Pengguna - Halaman 19

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Warning

When measuring temperature with thermocouple, the

probe of thermocouple can't touch the charged object,

otherwise it may damage the instrument and may suffer

electric shock or personal injury.

Note :

It takes a long time for the cold end of thermocouple to

be restored in the instrument to achieve thermal balance

with the environment.

Non-contact AC Voltage Detection (NCV)

Press the

the meter. After the self-test is completed, the

meter will display

measurement mode.

Press

position.

Then NCV probe gradually approaches the detected

point.

When the weak electric field signal is induced, the "-

-L" symbol will be displayed, the beep will emit a

slow beep sound, and the green LED indicator will

light up.

When the strong electric field signal is induced, the

button to turn on the power supply of

button, set the pointer to the "NCV/Live"

and enter the intelligent