UNI-T UT81B User Manual

34
Model UT81B: OPERATING MANUAL
Note
The requirement of Input amplitude “a” is as follows:
When 1MHz: 300 mV a 30Vrms;
1MHz: 600 mV a 5Vrms
It is normal to have few seconds run time when
switch from other functions to these functions.
When Hz or duty cycle measurement has been
completed, disconnect the connection between the
testing leads and the circuit under test and remove
the test leads away from the input terminals.
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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