Omega DMD-476 User Manual

Users Guide

®

An OMEGA Technologies Company

http://www.omega.com

e-mail:[e-mail]

DMD-476 Bridgesensor

AC Powered Signal Conditioner

®

Internet e-mailInternet e-mail

Internet e-mail

Internet e-mailInternet e-mail

[e-mail]

[e-mail]

[e-mail]

OMEGAnetOMEGAnet

OMEGAnet

OMEGAnetOMEGAnet

http://wwwhttp://www

http://www

http://wwwhttp://www

omega.com

®®

®

®®

On-Line Service On-Line Service

On-Line Service

On-Line Service On-Line Service

.omega.com.omega.com

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.omega.com.omega.com

®

Servicing North America:

USA:USA:

USA: One Omega Drive, Box 4047

USA:USA:

ISO 9001 Certified Stamford, CT 06907-0047

Tel: [phone] FAX: [phone]
e-mail: [e-mail]

Canada:Canada:

Canada: 976 Bergar

Canada:Canada:

Laval (Quebec) H7L 5A1
Tel: [phone] FAX: [phone]
e-mail: [e-mail]

For immediate technical or application assistance:

USA and Canada:USA and Canada:

USA and Canada: Sales Service: 1-800-826-6342 / 1-800-TC-OMEGASM

USA and Canada:USA and Canada:

Customer Service: 1-800-622-2378 / 1-800-622-BESTSM
Engineering Service: 1-800-872-9436 / 1-800-USA-WHENSM
TELEX: 996404 EASYLINK: 62968934 CABLE: OMEGA

Mexico andMexico and

Mexico and

Mexico andMexico and
Latin America:Latin America:

Latin America: Tel: [phone] FAX: [phone]

Latin America:Latin America:

En Español: (95) 203-359-7803 e-mail: [e-mail]

Servicing Europe:

Benelux:Benelux:

Benelux: Postbus 8034, 1180 LA Amstelveen, The Netherlands

Benelux:Benelux:

Tel: [phone] FAX: [phone]
Toll Free in Benelux: 0800 0993344
e-mail: [e-mail]

Czech Republic:Czech Republic:

Czech Republic: ul. Rude armady 1868, 733 01 Karvina-Hranice

Czech Republic:Czech Republic:

Tel: [phone] FAX: [phone]
Toll Free: 0800-1-66342
e-mail: [e-mail]

France:France:

France: 9, rue Denis Papin, 78190 Trappes

France:France:

Tel: [phone] FAX: [phone]
Toll Free in France: 0800-4-06342
e-mail: [e-mail]

Germany/Austria:Germany/Austria:

Germany/Austria: Daimlerstrasse 26, D-75392 Deckenpfronn, Germany

Germany/Austria:Germany/Austria:

Tel: [phone] FAX: [phone]
Toll Free in Germany: 0130 11 21 66
e-mail: [e-mail]

United Kingdom:United Kingdom:

United Kingdom: One Omega Drive, River Bend T echnology Centr e

United Kingdom:United Kingdom:

ISO 9002 Certified Northbank, Irlam, Manchester

M44 5EX, England
Tel: [phone] FAX: [phone]
Toll Free in the United Kingdom: 0800-488-488
e-mail: [e-mail]

It is the policy of OMEGA to comply with all worldwide safety and EMC/EMI regulations that apply.
OMEGA is constantly pursuing certification of its products to the European New Approach Directives.
OMEGA will add the CE mark to every appropriate device upon certification.

The information contained in this document is believed to be correct, but OMEGA Engineering, Inc. accepts
no liability for any errors it contains, and reserves the right to alter specifications without notice.

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ARNINGARNING

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ARNING: These products are not designed for use in, and should not be used for, patient-connected applications.

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ARNINGARNING

2

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The Model DMD-476 is a self contained, AC
powered signal conditioner for bridge type
instrumentation. It contains a precision
instrumentation amplifier with isolated, filtered
output and a highly regulated, low noise, adjustable
output bridge excitation source. The unit is
completely encapsulated for use in rugged
environments.

Features

n Complete Strain Gage

Bridge Signal Conditioner

n Isolated 4-20 mA or 0-20 mA Output
n Output Capable of Driving 1000 ohm Loop
n Bridge Balance with 80%

Tare Offset Capability

n High Gain Amplifier; Can Accept Full Scale

Live Load Signals as Low as 5 mV and
Provide 16 mA Output Span

n Excitation Supply Capable of Driving

Four Load Cells

n AC Powered
n Rugged Epoxy Encapsulated Design

Applications

n Weighing with Load Cells
n Process Control Add-on Loops
n Can Be Used With All Types of

Low Output Sensors

Specifications

NOTE: Unless otherwise noted, specifications apply after one hour
warm up at 25°C ambient. Temperature coefficients apply between
0°C and 55°C ambient.

3