UNI-T UT81B User Manual

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Model UT81B: OPERATING MANUAL
Chapter 5
Maintaining The Test Tool
This chapter provides basic maintenance information
including battery and fuse replacement instruction.
Do not attempt to repair or service your Meter
unless you are qualified to do so and have the
relevant calibration, performance test, and service
information.
Warning
A. General Service
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Periodically wipe the case with a damp cloth and
mild detergent. Do not use abrasives or solvents.
To clean the terminals with cotton bar with detergent,
as dirt or moisture in the terminals can affect
readings.
Turn the Meter to OFF when it is not in use.
Take out the battery when it is not using for a long
time.
Do not use or store the Meter in a place of humidity,
high temperature, explosive, inflammable and strong
magnetic field.

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