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Mastech MS8239C User Manual

Mastech MS8239C
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MS8239C
User's Manual
Digital Multimeter
600V CAT III
IEC61010-1
10A
COM
10A
FUSED
400mA
FUSED
600V MAX
MS8239C
kHz
kM
mVA
AUTO MAX
DC
AC
Autorange
DIGITAL MULTIMETER
FUNC
HOLD Hz%
Hz%
mA
A
V
F
C
mAµAV
°C°FHzΩ
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Mastech MS8239C Specifications

General IconGeneral
TypeDigital Multimeter
Diode TestYes
Continuity BuzzerYes
Data HoldYes
Back LightYes
DisplayLCD
Max Voltage600V
Max Current10A DC or AC
DC Voltage Accuracy±(0.5% + 2 digits)
AC Voltage Accuracy+/-1.5%rdg +/-5dgt
DC Current Accuracy±(1.0% + 2 digits)
AC Current Accuracy+/-1.5%rdg +/-5dgt
Resistance Accuracy±(0.8% + 2 digits)
Frequency Range10MHz
Frequency Accuracy+/-0.5%rdg +/-4dgt
Power Supply9V Battery

Summary

Overview and Safety Instructions

Safety Instructions

General safety guidelines for using the multimeter, including warnings and notes.

Safe Working Habits

Electric Symbols

Meter Appearance and Display

Meter Appearance

Identification and description of the multimeter's physical parts and controls.

Display Indicators

Explanation of the multimeter's LCD display elements and indicators.

Keypad and Function Operations

Keypad Functions

Details on the operation of various keys like FUNC, HOLD, and Hz/%.

Automatic Power-Off

Information on the meter's auto-shutdown feature and how to cancel it.

Measuring Operations Guide

AC/DC Voltage Measurement

Step-by-step guide for measuring AC and DC voltages.

AC/DC Current Measurement

Step-by-step guide for measuring AC and DC currents.

Resistance Measurement

Tips for Resistance Measurement

Advice for accurate resistance readings and handling overload.

Capacitance Measurement

Tips for Capacitance Measurement

Advice for accurate capacitance readings and improving accuracy.

Continuity Measurement

Continuity Measurement Warning

Safety warning for continuity and resistance measurements.

Diode Test

Diode Test Warning

Safety warning for diode testing procedures.

Frequency and Duty Ratio Measurement

Frequency/Duty Ratio Warning

Safety warning for frequency and duty ratio measurements.

Temperature Measurement

Temperature Measurement Warning

Safety warning for temperature measurement procedures.

Accuracy Indicators

DC Voltage Accuracy

Specifications for DC voltage measurement accuracy.

AC Voltage Accuracy

Specifications for AC voltage measurement accuracy.

Resistance Accuracy

Specifications for resistance measurement accuracy.

Maintenance Procedures

General Maintenance

Guidelines for cleaning and general upkeep of the multimeter.

Battery Replacement

Fuse Replacement

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