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Draper DMM1A User Manual

Draper DMM1A
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Draper DMM1A Specifications

General IconGeneral
DC Current Ranges200µA, 2mA, 20mA, 200mA, 10A
Diode TestYes
Continuity TestYes
Overload ProtectionYes
DC Voltage Ranges200mV, 2V, 20V, 200V
AC Voltage Ranges200V
Resistance Ranges200Ω, 2kΩ, 20kΩ, 200kΩ, 2MΩ
Battery9V
Display3.5 digit LCD

Summary

Instructions

Introduction

Digital Multimeter

This lightweight multimeter is ideal for general electrical and automotive use.

Declaration on Conformity

Guarantee

Features

Specifications

Maintenance

Fuse Replacement

If the fuse blows, this is usually as a result of an operator error. Open the case and replace the fuse.

Battery Replacement

If the ' sign appears on the LCD display unit, the battery needs to be replaced immediately. Replace the depleted battery.

Know Your Multimeter

Function and Range Selector

This switch is used to select the function and desired range.

LCD Display

LCD display unit.

COM Jack Socket

Plug in the black (negative) test lead.

V/Ω/mA Jack Socket

Plug in the red (positive) test lead for voltage, resistance and amperage (max 200mA) measurements.

10A Jack Socket

Plug in the red (positive) test lead for measuring amperage from 200mA to 10A.

Transistor Test Socket

Suitable for both NPN and PNP transistors.

Hold Function Button

Stores reading on display.

Backlight Button

Back Light Button.

Operation

Warnings

Inspect test leads, connectors and probes for damage before use. Replace defective leads.

DC Voltage Measurement

Connect leads, set switch to DCV range, connect to circuit, turn on power.

AC Voltage Measurement

Connect leads, set switch to ACV range, connect to circuit, turn on power.

DC Current Measurement

Connect red lead to 10A socket for >200mA, set switch to uA/mA/A range, connect in series.

Operation Cont...

Resistance Measurement

Connect leads, set switch to Ohm, turn off power if in circuit, connect to circuit.

Diode Measurement

Connect leads, set switch to diode position, connect to circuit, turn on power.

Transistor Measurement

Set switch to NPN/PNP hFE, insert leads into hFE socket, meter displays hFE value.

Continuity Test

Connect leads, set switch to continuity position, connect to two points. Buzzer sounds if <100 ohms.

Notes

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