Klein Tools MM400 User Manual

14
ENGLISH
OPERATING INSTRUCTIONS
CAPACITANCE
1. Insert RED test lead into VΩ jack
5
, and BLACK test lead into
COM jack
4
, and rotate function selector switch
2
to the
Capacitance/Diode
setting.
NOTE: The meter defaults to Capacitance testing in this mode.
Ensure that the display reads "0 nF" with test leads open. If not,
press the "SEL" button
10
once.
2. Remove power from circuit.
3. Measure capacitance by connecting test leads across the
capacitor. The meter will auto-range to display the measurement
in the most appropriate range.
DIODE TEST
1. Insert RED test lead into VΩ jack
5
, and BLACK test lead into
COM jack
4
, and rotate function selector switch
2
to the
Capacitance/Diode
setting.
NOTE: The meter defaults to Capacitance testing in this mode. To
enter Diode testing mode, press the "SEL" button
10
once. The
Diode icon
will appear on the display.
2. Touch test leads to diode. A reading of 200-700mV on display
indicates for
ward bias, "OL
" indicates reverse bias. An open
device will show "
OL
" in both polarities. A shorted device will
show approximately 0mV
.
Red lead
Black lead
Red lead
Black lead
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Klein Tools MM400 Specifications

General

Product type	Digital multimeter
DC voltage range	600 - 600 V
Measuring category	CAT III 600V
Placement supported	Handheld multimeter
Resistance resolution	40 Ω
Resolution (frequency)	50 Hz
Temperature measurement range	-18 - 538 °C
Display digits	4000 digits
Battery type	AAA
Power source	Battery
Number of batteries supported	2

Weight and Dimensions

Depth	152 mm
Width	80 mm
Height	45 mm
Weight	231 g