UNI-T UT105 User Manual

Table of Contents
Title Page
Overview
Unpacking Inspection
Safety Information
Rules For Safe Operation
Automotive Servicing Safety Guide
International Electrical Symbols
The Meter Structure
Rotary Switch
Functional Buttons
Display Symbols
Measurement Operation
Part 1 Multimeter Basic Testing
A. AC and DC Voltage Testing
B. DC Current Testing
C. Resistance Testing
D. Diode Testing
E. Continuity Testing
F. Dwell Testing
G. Engine Tach (Rotation Speed)
Testing “RPMx10”
H. Data Holding
Part 2 Diagnosis of Automotive Troubles
A. Fuse Testing: Check the fuse to
see if it is blown out.
B. Switch Testing: Check the switch
to see if it can work correctly.
C. Solenoid or Relay Testing
D. Starting/Charging System Testing
E. Battery Power Consumption Testing
when the Engine Is off
F. Trigger Voltage Battery Load Testing
G. Voltage Drop Testing
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UNI-T UT105 Specifications

General

Product type	Digital multimeter
AC voltage range	2 - 750 V
DC current range	0.2 - 10 A
DC voltage range	0.2 - 1000 V
Dimensions (WxDxH)	88 x 39 x 179 mm
Battery voltage	9 V

Weight and Dimensions

Weight	352 g