5. OPERATION
Notes
Read and understand all
WARNING
and
CAUTION
statements in this
operation manual prior to using this meter. Set the function select switch
to the
OFF
position when the meter is not in use.
5.1. AC/DC Current Measurements
WARNING
: Ensure that the test leads are disconnected from the meter
before making current clamp measurements.
1. Set the Function switch to the
1000A
,
600A
or
60A
range. If the
approx. range of the measurement is not known, select the highest
range then move to the lower ranges if necessary.
2. Press the
ZERO
button to zero the meter display.
3. Use the
MODE
button to select
AC
or
DC
Current.
4. Press the trigger to open jaw. Fully enclose only one conductor. For
optimum results, center the conductor in the jaw.
5. The clamp meter LCD will display the reading.
NOTE
: Press ZERO button to test DC Current Measurements .
5.2. AC Voltage Measurement
1. Insert the black test lead into the negative
COM
terminal and the
red test lead into the positive
V
CAP TEMP Hz Ω
terminal.
2. Set the function switch to the
V~
position.
3. Connect the test leads in parallel to the circuit under test.
4. Read the voltage measurement on the LCD display.
5.3. DC Voltage Measurement
1. Insert the black test lead into the negative
COM
terminal and the
red test lead into the positive
V CAP TEMP Hz Ω
terminal.
2. Set the function switch to the
V-
position.
3. Connect the test leads in parallel to the circuit under test.
4. Read the voltage measurement on the LCD display.
11
Содержание MT785
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