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Mastech MS2108A User Manual

Mastech MS2108A
22 pages
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AC/DC
DIGITA CLAMP METER
OPERATION MANUAL
CONTENTS
1. SAFETY INFORMATION ……1
1.1 PRELIMINARY ……1
1.2 DURING USE ……2
1.3 SYMBOLS ……3
1.4 MAINTENANCE ……3
2. DESCRIPTION ……4
2.1 NAMES OF PARTS ……5
2.2
SWITCH, BUTTONS AND INPUT JACKS
……8
2.3 LCD (Liquid-crystal display) ……8
3. SPECIFICATIONS ……10
3.1 GENERAL SPECIFICATIONS ……10
3.2 TECHNICAL SPECIFICATIONS ……11
4. OPERATION INSTRUCTION ……16
4.1 HOLDING READINGS ……16
4.2 SWITCHING REL ……16
4.3 SWITCHING FREQUENCY OR DUTY ……17
4.4 SWITCHING
MAXIMUM OR
MINIMUM VALUE
……17
4.5 SWITCHING FUNCTIONS ……18
4.6 BACK LIGHT AND
CLAMP LIGHTING
BULB
……18
4.7 AUTO POWER OFF ……19
4.8 PREPARING FOR MEASUREMENT ……19
4.9 MEASURING AC CURRENT ……20
4.10 MEASURING DC CURRENT ……21
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Mastech MS2108A Specifications

General IconGeneral
TypeDigital Multimeter
Duty Cycle0.1% to 99.9%
ContinuityYes
Diode TestYes
NCVYes
DC Current Range200μA to 10A
AC Current Range200μA to 10A
Capacitance Range20nF to 200μF
Frequency Range10Hz to 10MHz
DisplayLCD
Temperature Range-20°C to 1000°C

Summary

Safety Information

Preliminary Safety Rules

General safety rules and checks upon delivery and storage.

During Use Precautions

Precautions for safe operation and measurement during device use.

Safety Symbols Explained

Explanation of safety and operational symbols used in the manual.

Maintenance Guidelines

Guidelines for meter maintenance and repair procedures.

Instrument Description

Names of Components

Identification and listing of all parts of the digital clamp meter.

LCD Display

Specifications Overview

General Specifications

General specifications including auto range, protection, and environmental limits.

Electrical Specifications

Detailed electrical specifications for current, voltage, and resistance measurements.

Operation Instructions

Holding Readings

How to use the data hold function to freeze readings on the display.

Switching Relative Mode

Operation of the relative reference measurement mode.

Frequency or Duty Cycle Measurement

How to switch between frequency and duty cycle measurements.

Switching Max/Min Values

Selecting and displaying maximum or minimum measured values.

Switching Measurement Functions

How to select different measurement functions and modes.

Backlight and Clamp Light

Operation of the display backlight and clamp lighting.

Auto Power Off Function

Explanation of the automatic power-off function to save battery life.

Preparation for Measurement

Steps to prepare the meter for taking measurements.

Measuring AC Current

Step-by-step guide for measuring AC current using the clamp.

Measuring DC Current

Step-by-step guide for measuring DC current using the clamp.

Measuring AC Voltage

Procedure for measuring AC voltage using test leads.

Measuring DC Voltage

Procedure for measuring DC voltage using test leads.

Measuring Frequency

How to measure frequency using current clamp or voltage leads.

Measuring Duty Cycle

How to measure duty cycle using current clamp or voltage leads.

Measuring Resistance

Procedure for measuring resistance with test leads.

Testing Diodes

Procedure for testing diodes using test leads.

Testing Continuity

Procedure for testing circuit continuity with a buzzer indication.

Measuring Capacitance

Procedure for measuring capacitance with test leads.

Maintenance Procedures

Replacing Batteries

Instructions for safely replacing the meter's batteries.

Replacing Test Leads

Guidelines for replacing damaged test leads.

Accessories Included

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