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1.
Turn the module OFF and unplug it from the DMM.
2.
Remove the screw from the back of the module, separate the case,
and replace the battery.
3.
To reassemble, line up the holes in the case with the
METRIC/ENGLISH switch and zero knob. Then snap the two halves
together. Reinstall the screw.
Typical Applications
Refer to Figures 3 and 4 for typical applications.
Figure 3. Pressure for HVAC/R Super Heat Measurements
Figure 2. Battery Replacement
Figure 4. Measure Pneumatic Pressures
Battery
88
AUTOMOTIVE TESTER
DC
mV
20
2
4
6
8
3
2
4
6
8
4
4000
mV
ZERO
MIN MAX
RANGE
HOLD
H
RPM
% DUTY
ALERT
+
_
SMOOTH
Hz
ms-PULSE
TRIGGER
mV
mA
V
A
RPM
mA
V
A
OFF
V
mA
A
COM
RPM
A
400mA MAX
FUSED
10A MAX
1000V MAX
FUSED
!
88
AUTOMOTIVE TESTER
RANGE
DC
mV
20
2
4
6
8
3
2
4
6
8
4
4000
mV
ZERO
MIN MAX
RANGE
HOLD
H
RPM
% DUTY
ALERT
_
+
SMOOTH
Hz
ms-PULSE
TRIGGER
mV
V
mA
A
RPM
mA
V
A
OFF
V
mA
A
A
COM
RPM
400mA MAX
FUSED
10A MAX
1000V MAX
FUSED
!
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