Mastech MS8269 User Manual

Content
Title
Page
1. Overview 1
1.1 Safety Information 1
1.1.1 Safety instructions 1
1.1.2 Safe operation habits 2
1.1.3 Safety symbols 3
1.1.4 Safe maintenance habits 4
1.2 Input protecting measures 4
2. Descriptions of meter exterior 5
2.1 Exterior of the meter
5
2.2 LCD
6
2.3 Function keys
7
2.4 Input sockets
8
2.5 Accessories
8
3. Instructions for operation 9
3.1 Routine operation 9
3.1.1 Mode of data holding 9
3.1.2 Energy saving function of the battery 9
3.2 Instructions for measurement 9
3.2.1 Measuring AC and DC voltages 9
3.2.2 Measuring resistance 10
3.2.3 Diode measurement 11
Ⅰ
Content
Title
Page
3.2.4 Humming ON/OFF test 11
3.2.5 Measuring capacitance
12
3.2.6 Transistor measurement
12
3.2.7 Measuring inductance
13
3.2.8 Measuring temperature
13
3.2.9 Measuring current
14
4. Technical parameters 15
4.1 General parameters
15
4.2 Precision parameters
16
4.2.1 DC voltage
16
4.2.2 AC voltage
16
4.2.3 Transistor
16
4.2.4 Resistor
17
4.2.5 Diode
17
4.2.6 Humming ON/OFF
17
4.2.7 Capacitance
17
4.2.8 Inductance
18
4.2.9 Temperature
18
4.2.10 DC current
18
4.2.11 AC current
18
5. Meter maintenance 19
5.1 Routine maintenance
19
5.2 Replacing the battery 19
Ⅱ

Mastech MS8269 Specifications

General

Type	Digital Multimeter
Display	LCD
DC Current Range	200μA to 10A
AC Current Range	200μA to 10A
Capacitance Range	20nF to 200μF
Duty Cycle	0.1% to 99.9%
Temperature Range	-20°C to 1000°C
Continuity	Yes
Diode Test	Yes
Auto Ranging	Yes
Data Hold	Yes
Auto Power Off	Yes
Power Supply	9V Battery
Measurement Functions	DC/AC Voltage, DC/AC Current, Resistance, Capacitance, Frequency, Duty Cycle, Temperature, Continuity, Diode Test
Weight	350g

Summary

1. Overview

1.1 Safety Information

Provides essential safety instructions and symbols for safe operation and maintenance.

1.2 Input Protecting Measures

Details the measures taken to protect the meter from input overloads and damage during use.

2. Meter Exterior Description

2.1 Exterior of the Meter

Describes the physical components and layout of the digital multimeter's exterior.

2.2 LCD Display

Explains the symbols and information presented on the digital multimeter's LCD screen.

2.3 Function Keys

Details the purpose and operation of the various function keys on the multimeter.

2.4 Input Sockets

Identifies and describes the function of each input socket on the multimeter.

2.5 Accessories

Lists the standard accessories included with the digital multimeter.

3. Operation Instructions

3.1 Routine Operation

Guides users through standard procedures for operating the multimeter, including data holding.

3.2 Measurement Instructions

Provides detailed steps for performing various types of measurements with the multimeter.

4. Technical Parameters

4.1 General Parameters

Outlines the general operating conditions, power, and physical specifications for the multimeter.

4.2 Precision Parameters

Details the accuracy, resolution, and overload protection for each measurement range.

5. Meter Maintenance

5.1 Routine Maintenance

Provides guidance on regular cleaning and care to maintain the multimeter's performance and input sockets.

5.2 Battery Replacement

Explains the procedure for safely replacing the multimeter's 9V battery.