Dawson Tools DDM190 User Manual

Dawson DDM190

Digital Multimeter

User’s Manual

1

TABLE OF CONTENTS

LIMITED WARRANTY AND LIMITATION OF

LIABILITY ..................................................... 3

Out of the Box ............................................. 3

Accessories .. Error! Bookmark not defined.

Safety Information ..................................... 7

Certification ............................................... 7

INTRODUCTION ........................................... 7

Overview ..................................................... 7

Figures and Components ............................ 8

Buttons and Components ....................... 8

Display Description ............................... 10

USING THE METER ..................................... 10

Preparation

............................................... 10

DC/AC Voltage Measurement .................. 11

Resistance Measurement ......................... 12

Diode Test ................................................ 13

Continuity ................................................. 14

Remote AC Voltage Detection .................. 15

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Data Hold ................................................. 16

Maximum and Hold ................................. 17

Auto Off .................................................... 17

SPECIFICATIONS ........................................ 18

General Specification ................................ 18

Technical Specification ............................. 19

MAINTENANCE AND REPAIR ..................... 22

Repair ....................................................... 22

Test Leads Replacement ........................... 23

Replacing Batteries ................................... 23

CONTACT DAWSON ................................... 23

FEATURES ...................................... Back Page

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LIMITED WARRANTY AND
LIMITATION OF LIABILITY

This instrument from Dawson Tools Inc. will be free from defects
in workmanship and material for three years from the date of
original purchase. This warranty does not cover defects resulting
from damage caused by the user such as drops, neglect, misuse,
unauthorized alteration, usage outside of specified conditions,
contamination, or improper repair/maintenance. To receive
service on the instrument if it becomes necessary during the
warranty period, contact your nearest Dawson authorized service
center at [phone] or visit www.DawsonTools.com to
obtain a return authorization (within the US only). A return
authorization is necessary before returning any instrument to
Dawson; no service will be provided without a return
authorization. The user is responsible for properly packing the
unit and charges such as shipping, freight and insurance charges.
The extent of Dawson's liability is limited solely to the
repair/replacement of the instrument. The above warranty in its
entirety is inclusive and no other warranties, written or oral, are
expressed or implied.

Out of the Box

Check the Meter and accessories thoroughly before using
the Meter. Contact your local distributor if the Meter or
any components are damaged or malfunction.

4

Accessories

 Test Leads

1pc

 Alligator Clip& cable

1pc

 1.5V AAA Battery

2pcs

 Case
 User’s Manual

1pc
1pc

Safety Information

WARNING

TO REDUCE THE RISK OF FIRE, ELECTRICAL SHOCK,
PRODUCT DAMAGE OR PERSONAL INJURY, PLEASE
FOLLOW THE SAFETY INSTRUCTIONS DESCRIBED IN THE
USER MANUAL. READ THE USER MANUAL BEFORE
USING THE METER.

 Avoid shaking, dropping or any kind of

impacts when using or transporting the Meter.

WARNING

TO ENSURE SAFE OPERATION AND LIFE OF THE METER,
DO NOT PLACE THE METER IN ANY ENVIRONMENT WITH
HIGH PRESSURE, HIGH TEMPERATURE, DUST, EXPLOSIVE
GAS OR VAPOR.

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 To avoid electric shock or personal injury,

repairs or servicing not covered in this manual
should be performed only by qualified
personnel.

 Avoid direct exposure to sunlight to ensure

extended life of the Meter.

 Do not place Meter in a strong magnetic field;

this may cause false readings.

 Use only the batteries indicated in the

Technical Spec.

 Avoid exposing batteries to humidity. Replace

batteries as soon as the low battery indicator
appears.

 Please keep the original packing for future

shipping purposes (ex. Calibration)

 After opening the box, check for any damage

during delivery.

Safety Symbols

Important safety information, please refers
to the user manual

Earth ground

Indicates compliance with requirements for
double insulation

Fuse must be replaced with ratings specified
in the manual.

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Important Safety Information

 Never use the Meter to measure voltages that

might exceed 600V DC/AC above earth
ground in category II installations.

 Always be careful when working with voltage

above 60V DC or 30V AC RMS. Keep fingers
behind the probe barriers while measuring.

 Never connect the Meter leads across a

voltage source while the rotary switch is in
the resistance, diode or continuity mode.
Doing so can damage the Meter.

 Do not perform resistance, diode and

continuity measurements on powered circuits.

 Inspect test leads and probes for cracks,

breaks or crazes on the insulation before
using the Meter.

 Repair or maintenance should be

implemented by trained personnel.

7

Certification

 CAT II: This meter has meet IEC1010-1

standard with an overvoltage category (CAT II)
and pollution2.

 The Meter is compiled to EMC

requirements.

Introduction

Overview

The DAM190 is a portable pen-type digital multimeter
featuring non-contact AC voltage detection, auto/manual
range, maximum and hold reading, auto power off, and
LCD built in for easy reading. The slim and lightweight
design with retractable probe is mobile and ideal for
both professionals and hobbyists.