18 MMD 540H Hybrid Multimeter Meter Functions

Meter Functions – AC or DC Current (A)

IMPORTANT: All current measured flows 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 five minutes for cool down before continuing.

ÑSelect the “20A” or “mA” range with the rotary switch.

ÑPress the Mode button to select AC or DC.

Insert:

ÑBlack lead in COM terminal.

Red+Black–

Round ide

ÑRed 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:

ÑThe Red probe to the side of the circuit closest to the power source.

ÑThe Black probe to the side of the circuit to ground.

ÑTurn the power ON and test.

NOTE: Current must always be measured with the meter test probes connected in series, as described

Robert Bosch LLC

MMD 540H Instruction Manual Version 1 February 2008

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Bosch Appliances MMD 540H instruction manual Meter Functions AC or DC Current a