Ac Or Dc Current (A) - Bosch MMD 540H Instruction Manual

18 | MMD 540H Hybrid Multimeter | Meter Functions
Meter Functions – AC or DC Current (A)
IMPORTANT: All current measured fl ows
through the meter.
It is important that you do not:
1. Measure current greater than 600
Volts AC or DC, with respect to
ground.
2. Do Not Exceed 30 seconds when
measuring continuous current
between 1A-20A. Allow fi ve minutes
for cool down before continuing.
Ñ
Select the "20A" or "mA" range with
the rotary switch.
Ñ
Press the Mode button to select AC or
DC.
Insert:
Ñ
Black lead in COM terminal.
Ñ
Red lead in the 20A or mA terminal
(select 20A if you are unsure of the current draw).
IMPORTANT: Turn OFF all power to the circuit or disconnect the
circuit from the power source.
Connect:
Ñ
The Red probe to the side of the circuit closest to the power
source.
Ñ
The Black probe to the side of the circuit to ground.
Ñ
Turn the power ON and test.
NOTE: Current must always be measured with the meter test
probes connected in series, as described
Robert Bosch LLC
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MMD 540H Instruction Manual | Version 1 | February 2008
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