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Model UT81B: OPERATING MANUAL
1
Table of Contents
1
Before You Start
Overview
Unpacking Inspection
Safety Information
Rules For Safe Operation
International Electrical Symbols
2
Using The Testing Tool
Reading the screen
The Meter Structure
Functional Buttons
3
Making Measurements
A. Scope Mode
i. Setting up the Sleep Mode, Contrast, Beep
ii. ACV, DCV, Hz, ACV and DCA Range
iii. Trigger function
iv. Waveform data save and recall
B. Digital Multimeter Mode
i. Measuring Voltages
ii. Measuring Currents
iii. Measuring Resistance
iv. Testing Diodes
v. Testing for Continuity
vi. Measuring Frequency / Duty Cycle
