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HT32
EN - 12
4.3.4. AC Current measurement
CAUTION
Maximum input for AC current is 10A. Do not attempt to take any current
measurement exceeding such limit to avoid the risk of electrical shock and
damages to the instrument.
Fig. 5: AC Current measurement
1. Switch OFF the circuit under test.
2. Turn the selector on
A
.
3. Insert the test leads into the jacks, the red plug into
A
jack and the black plug into
COM
jack (Fig. 5).
4. Connect red and black plugs in series with the circuit under test as indicated in Fig. 4.
5. Power the circuit under test. The current value is displayed.
6. Press
RANGE
key to activate the manual mode; the “AUTO” symbol disappears from
display. Press cyclically
RANGE
to change the position of the decimal point on the
display. To activate the Autorange function keep pressed
RANGE
for at least 1 second.
7. The message "
OL
" means that the current exceeds the measuring limits. In this case
disconnect the test leads from the circuit under test to avoid damaging the instrument
or endanger your own safety.
8. For minimum and maximum value measurement and HOLD function please refer to
paragraph 4.2.