Ht-instruments HT21 Bedienungsanleitung PDF herunterladen (Seite 9)

HT21

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 Hz%. “AC” symbol is displayed

2. Insert the test leads into the jacks, the red plug into VHz% CAP jack and black

plug into COM jack (see Fig. 3)

3. Connect the test leads to the circuit under test; the voltage value is displayed

4. If the message "O.L" is displayed the higher range is reached

5. Pressing the Hz% key until the symbols “Hz” or “%” are shown at display to meaning

the readings of frequency or duty cycle associated to voltage AC value

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

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Ht-instruments HT21 Bedienungsanleitung Seite 9