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Mastech MS8250D User Manual

Mastech MS8250D
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MS8250D
DUAL DISPLAY
DIGITAL MULTIMETER
Users Manual
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Mastech MS8250D Specifications

General IconGeneral
TypeDigital Multimeter
Max Current10A
Diode TestYes
Battery9V
ContinuityYes
Duty Cycle0.1% to 99.9%
DisplayLCD
Max Voltage1000V DC or 750V AC
DC Current10A
AC Current10A
Capacitance40nF/400nF/4µF/40µF/100μF
Frequency10MHz
Temperature-20°C to 1000°C
DC Voltage600V
AC Voltage600V

Summary

Safety Information

Preparation

Steps to take before using the meter, including checking for damage and lead condition.

Using the Meter

Guidelines for safe and proper operation of the multimeter.

Safety Symbols

Explanation of important safety symbols used in the manual and on the device.

Maintenance

Procedures for safe maintenance, including repairs, cleaning, and battery replacement.

Description

Part Name

Identification and list of the multimeter's components and features.

Buttons/Input jack description

Details on the function of each button and the purpose of input jacks.

LCD display

Explanation of the symbols and readings shown on the multimeter's LCD screen.

Specifications

General Specifications

Overview of the multimeter's general technical characteristics and capabilities.

Technical Indicators

True RMS characteristics

Explains the benefits of True RMS for non-sinusoidal signals.

DC Voltage

Lists ranges, resolutions, and accuracy for DC voltage measurements.

AC Voltage

Details ranges, resolutions, and accuracy for AC voltage measurements.

Resistance

Provides ranges, resolutions, and accuracy for resistance measurements.

Capacitance

Measurement

Details ranges, resolutions, and accuracy for capacitance measurements.

Diode Test

Function

Describes the diode test procedure and expected output.

Circuit Continuity Test

Function

Explains the continuity test function and buzzer indication.

Frequency

In V mode

Specifies ranges, resolutions, and accuracy for frequency measurement in V mode.

Pass Hz grade

Lists ranges, resolutions, and accuracy for frequency measurements.

Duty Ratio

Details the measurement of duty cycle.

DC Current

Measurement

Lists ranges, resolutions, and accuracy for DC current measurements.

AC Current

Measurement

Details ranges, resolutions, and accuracy for AC current measurements.

Using the Meter

Data Hold

Instructions on how to hold the current reading on the display.

Manual Range

Guide to switching between auto and manual ranging modes.

Relative Mode

Explanation of how to use the relative measurement function.

Maximum/Minimum Mode

Instructions for using the MAX/MIN recording feature.

Function Switch

Switching Functions

How to switch between different measurement functions like AC/DC or resistance modes.

Backlight

Information on how to turn the LCD backlight on or off.

Automatic Power-off

Details on the automatic power-off feature and how to disable it.

USB Communication

Steps for connecting the meter to a PC for data transfer.

NCV (Non-Contact Voltage detection)

Guide to using the NCV function for detecting voltage without contact.

DC/AC Voltage

Measuring DC/AC voltage

Step-by-step guide on measuring DC and AC voltage.

Resistance

Measuring resistance

Instructions for performing resistance measurements.

Continuity

How to use the continuity test function.

Diode Test

Procedure for conducting a diode test.

Capacitance

Measuring capacitance

Steps for measuring capacitance values.

Frequency and Duty Cycle

Instructions for measuring frequency and duty cycle.

DC/AC Current

Guide to measuring DC and AC current.

Maintenance

Replacing the Battery

Procedure for safely replacing the meter's battery.

Replace Probe

Guidance on replacing test probes if damaged.

Accessories

List of Accessories

Lists all included accessories with the meter.

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