UNI-T UT81B User Manual

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Model UT81B: OPERATING MANUAL
Figure 5-2. Battery Replacement
C. Replacing the Battery
Warning
To avoid false readings, which could lead to possible
electric shock or personal injury, replace the battery
as soon as the battery indicator “ ” appears.
Make sure the test leads are disconnected from the
circuit being tested before opening the case bottom.
Follow Figure 5-2 and proceed as follows to replace
the battery:
Turn the rotary switch to OFF and remove all
connections from the terminals.
Remove the screw from the battery compartment,
and separate the battery compartment from the case
bottom.
Replace with 4 pieces new 1.5V (R6P) batteries.
Rejoin the case bottom and battery compartment,
and reinstall the screw.
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UNI-T UT81B Specifications

General

Backlight	Yes
Product type	Digital multimeter
Frequency range	0.01 - 10000 kHz
AC current range	0.4 - 10 A
AC voltage range	4 - 750 V
DC voltage range	0.4 - 1000 V
Dimensions (WxDxH)	100 x 48 x 200 mm
Battery voltage	1.5 V

Weight and Dimensions

Weight	498 g