UNI-T UT58A, Operating Manual

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black red
(figure 4)
To measure DC or AC Voltage, connect the Meter as follows:
1. Insert the red test lead into the HzV
Ω
(UT58C) or
V
Ω
(UT58A/UT58B) terminal and the black test
lead into the COM input terminal.
2. Set the rotary switch to an appropriate measurement
position in V or V range.
3. Connect the test leads across with the object to be
measured.
The measured value shows on the display.
Warning
Never attempt an in-circuit current measurement
where the open circuit voltage between terminals
and ground is greater than 250V .
If the fuse burns out during measurement, the Meter
may be damaged or the operator himself may be hurt.
Measurement Operation(2)
Model UT58A/B/C: OPERATING MANUAL
15