UNI-T UT81B User Manual

16
Model UT81B: OPERATING MANUAL
F2: Set the Display Backlight
BK Light 15 ENTER
F1 F2 F3 F4
The brightness level from 0 to 31. Press F4 to
confirm, save and return. Press functional buttons
to exit, the setting is kept, but will not save. The
setting will be lost after power off.
F3: Set the LCD contrast
Contrast 15 ENTER
F1 F2 F3 F4
The contrast level from 0 to 31. Press F4 to confirm,
save and return. Press functional buttons to exit,
the setting is kept, but will not save. The setting will
be lost after power off.
F4: Set the beeps features, it can only be used under
resistance, diode and continuity measurement.
Beep ON OFF ENTER
F1 F2 F3 F4
F2 : to turn the beep on
F3 : to turn the beep off
F4 : to confirm , save and return
Press functional buttons to exit, the setting is kept, but
will not save. The setting will be lost after power off.

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