UNI-T UT81B User Manual

13
Model UT81B: OPERATING MANUAL
Figure 2-2. Functional Buttons
Table 2-2. Functional Buttons
Description
Software functional buttons, details
please refer to the below.
Under scope mode, Press Range
button to switch between DC and AC
measurement
Under scope mode, press Time button
to set the X-axis of time base.
Under scope mode, press Trig button
to change the trigger mode.
In multimeter mode: Press Auto button
to enter autoranging mode when
measuring resistance, voltage and
current. This button is invalid when
measuring capacitance, diode, continuity
buzzer and capacitance.
In scope mode: Press Auto button to
set the amplitude and time base to auto.
Buttons
F1, F2,
F3 and F4
Range
Time
Trig
Auto
Functional Buttons
The buttons activate features that augment the function
selected with the rotary switch. The buttons are shown
in Table 2-2.

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