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16. Battery replacement
Replace batteries with new ones when the battery indicator shows
; battery level is almost empty.
# DANGER
● Do not open the battery compartment cover if the instrument is wet.
● N ever attempt to replace batteries during a measurement. When opening
the battery compartment cover, ensure that the instrument is powered off
and no test leads are connected to, in order to avoid getting electrical
shock.
● T he battery compartment cover must be closed and screwed before
making measurement.
# CAUTION
● Do not mix new and old batteries nor different types of batteries.
● Install batteries in correct polarity as marked inside.
(1) Power off the instrument and disconnect the test leads.
(2) L oosen one screw fixing the battery compartment cover, and remove the
cover.
(3) R eplace all four batteries with new ones at the same time with observing
correct polarity. Use of size AA alkaline battery (LR6) x 4 is recommended.
(4) Install the battery compartment cover and tighten one cover-fixing screw.
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www.calcert.com
15
10
20
5
25
0
30
Fig. 16-1
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