UNI-T UT81B User Manual

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Model UT81B: OPERATING MANUAL
l The specification is same as Di Under Multimeter mode.
On the top right corner of the display shows the accuracy of the frequency which is around 2%. When the LCD
displays 1-10 period waveform, the reading is valid, otherwise the Meter displays “------ “
400Ω
4kΩ
40kΩ
400kΩ
4MΩ
40MΩ
250VDC or AC rms
Range Resolution Accuracy Overload Protection
E. Resistance
0.1Ω
1Ω
10Ω
100Ω
1kΩ
10kΩ
(1.2%+5)
(1%+5)
(1.2%+5)
(1.5%+5)
Range Resolution Overload Protection Remarks
F. Diode Test
A good silicon junction drops
between 0.5V and 0.8V.
250V DC or AC1mV

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