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UNI-T UT50A - User Manual

UNI-T UT50A
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Model UT50A/B/C: OPERATING MANUAL
1
Table of Contents
Title
Overview
Unpacking Inspection
Safety Information
Rules For Safe Operation
International Electrical Symbols
The multimeter Structure
Functional Buttons
Display Symbols
Measurement Operation
A. DC Voltage Measurement
B. AC Voltage Measurement
C. DC Current Measurement
D. AC Current Measurement
E. Measuring Resistance
F. The Model UT50C:
Frequency Measurement
G. The Model UT50B/UT50C:
Temperature Measurement
H. Capacitance Measurement
I. Measuring Diodes & Continuity
General Specifications
Testing for Continuity
Sleep Mode
Turning on the Auto Display Backlight
Accuracy Specifications
A. DC Voltage
B. AC Voltage
C. DC Current
D. AC Current
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Summary

Overview

Unpacking Inspection

Safety Information

Rules For Safe Operation

International Electrical Symbols

The multimeter Structure

Functional Buttons

Display Symbols

Measurement Operation

DC Voltage Measurement

Details on measuring DC voltage with the multimeter, including terminal connections and range selection.

AC Voltage Measurement

Instructions for measuring AC voltage, covering connections, ranges, and potential loading effects.

DC Current Measurement

Procedures for measuring DC current, including safety warnings and specific model range differences.

AC Current Measurement

Steps for measuring AC current, detailing terminal usage, range selection, and safety precautions.

Measuring Resistance

Guide to measuring resistance, explaining connections, ranges, and lead resistance compensation.

Frequency Measurement

How to measure frequency using the UT50C model, including range and connection details.

Temperature Measurement

Instructions for measuring temperature using UT50B/UT50C models with the temperature probe.

Capacitance Measurement

Steps to measure capacitance, specifying ranges and connections for different models.

Measuring Diodes & Continuity

Procedures for testing diodes and continuity, including voltage drop measurements and buzzer operation.

Testing for Continuity

How to perform continuity tests, including lead connections and expected buzzer response.

Maintenance

General Service

Basic maintenance like cleaning the case and terminals, and proper storage.

Replacing the Battery

Step-by-step guide to replacing the multimeter's battery safely.

Replacing the Fuses

Instructions for replacing the multimeter's fuses, emphasizing correct fuse types.

Summary

Overview

Unpacking Inspection

Safety Information

Rules For Safe Operation

International Electrical Symbols

The multimeter Structure

Functional Buttons

Display Symbols

Measurement Operation

DC Voltage Measurement

Details on measuring DC voltage with the multimeter, including terminal connections and range selection.

AC Voltage Measurement

Instructions for measuring AC voltage, covering connections, ranges, and potential loading effects.

DC Current Measurement

Procedures for measuring DC current, including safety warnings and specific model range differences.

AC Current Measurement

Steps for measuring AC current, detailing terminal usage, range selection, and safety precautions.

Measuring Resistance

Guide to measuring resistance, explaining connections, ranges, and lead resistance compensation.

Frequency Measurement

How to measure frequency using the UT50C model, including range and connection details.

Temperature Measurement

Instructions for measuring temperature using UT50B/UT50C models with the temperature probe.

Capacitance Measurement

Steps to measure capacitance, specifying ranges and connections for different models.

Measuring Diodes & Continuity

Procedures for testing diodes and continuity, including voltage drop measurements and buzzer operation.

Testing for Continuity

How to perform continuity tests, including lead connections and expected buzzer response.

Maintenance

General Service

Basic maintenance like cleaning the case and terminals, and proper storage.

Replacing the Battery

Step-by-step guide to replacing the multimeter's battery safely.

Replacing the Fuses

Instructions for replacing the multimeter's fuses, emphasizing correct fuse types.

UNI-T UT50A Specifications

General IconGeneral
TypeDigital Multimeter
DisplayLCD
Max DC Voltage1000V
Max AC Voltage750V
Max DC Current10A
Max AC Current10A
Diode TestYes
Continuity BuzzerYes
Data HoldYes
Power Supply9V Battery
Operating Temperature0°C - 40°C
Display Count4000
Frequency Range10Hz to 10MHz

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