Ht-instruments HT322 Manuel d'utilisateur télécharger pdf (Page 9)

HT321 - HT322

EN - 8

4.3.2. AC Voltage measurement

CAUTION

The maximum input for AC voltage is 600V. Do not attempt to measure

higher voltages to avoid electrical shocks or damages to the instrument.

Fig. 3: Using the instrument for AC Voltage measurement

1. Switch on

2. Pressing the R key to select the correct range or using the Autorange feature (see §

4.2.2). If the voltage value under test is unknown, select the highest range

3. Insert the test leads into the jacks, the red plug into V (for HT321) /

V °C°F (for HT322) jack and black plug into COM jack

4. Connect the test leads to the circuit under test (see Fig. 3). The voltage value is

displayed

5. If the message "O.L" is displayed select a higher range

6. For HOLD function and Maximum value measurement please refer to § 4.2

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Ht-instruments HT322 Manuel d'utilisateur Page 9