Klein Tools MM300 User Manual

Dwg Name: MM300-1390109ART
Dwg No: 1390109
ECO No: 20617 Rev: E
Pkg Dwg Ref: 1290186
Color Reference: N/A
11
setting.
to the 1.5V
, batteries in good condition should
o hold the measurement on the display.
MAINTENANCE
BATTERY REPLACEMENT
When
indicator is displayed on LCD, batteries must be replaced.
1. Remove screw from battery door.
2. Replace 2 x AAA batteries (note proper polarity).
3. Replace battery door and fasten securely with screw.
FUSE REPLACEMENT
A fuse may blow if more than 200mA is applied to the
VΩ jack
5
,
or more than 10A is applied to the 10A jack
3
. To access fuses:
1. Remove 6 screws from back of meter and remove back housing.
2. Replace blown fuse(s) with:
VΩ (μA/mA) jack
5
: 200mA/600V fast-blow (Klein Cat. No. 69031)
10A jack
3
: 10A/600V fast-blow (Klein Cat. No. 69032)
3. Replace back housing and fasten securely with screws.
T o avoid risk
of electric shock,
disconnect leads from
any voltage source
before removing
battery door.
To avoid risk of
electric shock, do
not operate meter
while battery door
is removed.
To avoid risk of electric shock,
disconnect leads from any voltage
source before accessing fuses.
To avoid risk of electric shock,
do not operate meter while back
housing is removed.
200mA/600V
fast-blow fuse
(Klein Cat. No. 69031)
10A/600V
fast-blow fuse
(Klein Cat. No. 69032)
MM300-1390109ART.indd 11 9/21/2015 2:48:08 PM

Klein Tools MM300 Specifications

General

Product type	Digital multimeter
Product color	Black, Orange
Measuring category	CAT III 600V
Placement supported	Handheld multimeter
Battery type	AAA
Power source	Battery
Number of batteries supported	2

Weight and Dimensions

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