Clarke CDM80, Operating Manual

Page: 41 / 52

41
MEASURING DC CURRENT
WARNING: RISK OF ELECTROCUTION :-To avoid damage to the meter or injury to
the user, never attempt an in-circuit current measurement where the open circuit
potential to earth is greater than 250V. Never attempt to measure current greater
than 200mA.
1. Rotate the probe socket clockwise to extend the probe out the front of the meter.
2. Insert the black test lead or test clip in the
COM jack.
3. Set the Mode Selector to the Current “mA ” range position.
4. Press the “
FUNC .” button to switch to DC measurement. If necessary, you can switch between
Auto Range and Manual Range by pressing the “ RANGE ” button.