User manual

MA3110-en-GB_V1.0 12/16
7
DC and AC Voltage Measurements
WARNING: Use the test lead probe covers for CAT IV 600V installations. Do not measure
voltages greater than 1000V.
CAUTION: When connecting the test leads to the circuit or device under test, connect the
black lead before the red; when removing the test leads, remove the red before the black lead.
1. Connect the black test lead into the COM terminal.
2. Connect the red test lead into the ‘V’ terminal.
3. Power the meter using the power button .
4. Put the function switch to the ‘V’ position.
5. The display will show the ‘AUTO’ icon (Auto Range mode).
6. Press the M (MODE) button to select AC or DC voltage.
7. Press the test leads across the circuit under test and read the voltage on the display.
8. In the Auto Range mode, the meter will automatically select the optimal range. AC voltage
measurements are True RMS readings.