Omega A2400 manual Servicing North America, For immediate technical or application assistance

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OMEGAnet® Online Service

omega.com

Internet e-mail

info@omega.com

Servicing North America:

U.S.A.:

One Omega Drive, Box 4047

 

ISO 9001 Certified

Stamford, CT 06907-0047

 

 

Tel: (203) 359-1660

FAX: (203) 359-7700

 

e-mail: info@omega.com

 

Canada:

976 Bergar

 

 

Laval (Quebec) H7L 5A1, Canada

 

 

Tel: (514) 856-6928

FAX: (514) 856-6886

 

e-mail: info@omega.ca

 

For immediate technical or application assistance:

U.S.A. and Canada: Sales Service: 1-800-826-6342 / 1-800-TC-OMEGA®Customer Service: 1-800-622-2378 / 1-800-622-BEST®Engineering Service: 1-800-872-9436 / 1-800-USA-WHEN®

Mexico:

En Espan˜ol: (001) 203-359-7803

e-mail: espanol@omega.com

 

FAX: (001) 203-359-7807

info@omega.com.mx

 

Servicing Europe:

 

Benelux:

Postbus 8034, 1180 LA Amstelveen, The Netherlands

 

Tel: +31 (0)20 3472121

FAX: +31 (0)20 6434643

 

Toll Free in Benelux: 0800 0993344

 

 

e-mail: sales@omegaeng.nl

 

Czech Republic:

Frystatska 184, 733 01 Karvina´, Czech Republic

 

Tel: +420 (0)59 6311899

FAX: +420 (0)59 6311114

 

Toll Free: 0800-1-66342

e-mail: info@omegashop.cz

France:

11, rue Jacques Cartier, 78280 Guyancourt, France

 

Tel: +33 (0)1 61 37 2900

FAX: +33 (0)1 30 57 5427

 

Toll Free in France: 0800 466 342

 

 

e-mail: sales@omega.fr

 

Germany/Austria:

Daimlerstrasse 26, D-75392 Deckenpfronn, Germany

 

Tel: +49 (0)7056 9398-0

FAX: +49 (0)7056 9398-29

 

Toll Free in Germany: 0800 639 7678

 

 

e-mail: info@omega.de

 

United Kingdom:

One Omega Drive, River Bend Technology Centre

ISO 9002 Certified

Northbank, Irlam, Manchester

 

 

M44 5BD United Kingdom

 

 

Tel: +44 (0)161 777 6611

FAX: +44 (0)161 777 6622

Toll Free in United Kingdom: 0800-488-488

e-mail: sales@omega.co.uk

It is the policy of OMEGA Engineering, Inc. 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 accepts no liability for any errors it contains, and reserves the right to alter specifications without notice.

WARNING: These products are not designed for use in, and should not be used for, human applications.

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Contents User’sGuide Servicing Europe Servicing North AmericaFor immediate technical or application assistance BOX Revised 4/17/95Omega Engineering ONE Omega Drive STAMFORD, CT Phone 1-800-DAS-IEEETable of Contents Chapter Getting Started IntroductionSystem Overview Leased Lines$1RD +99999.99Default Mode Page Block Diagram Chapter Functional DescriptionFunctional Description Pinout Character Filter RS-485 TerminationA2400 Operation Page Programmable Delay Times Page Command $1RD Response *+99999.99 Chapter CommunicationsDO, OC, CC, RD, REA, RID, RLP, RS, RSP, RSU Communication RS-485 Multidrop System DATA+Page Chapter A2400 Command Set Command StructureMiscellaneous Protocol Notes Data StructureWrite Protection Response StructureCommand Checksum Long Form Responses$1WEF ?1 Syntax Error?1 BAD Checksum A2400 User Commands A2400 Command Set RT3Command $1DO01 Response Command #1DO01 Response *1DO014F Command DescriptionsCommand 01CC Response Response *01CC11 Digital Output do Closed Channel CC ExtendedCommand $1DO00 Response Command #1DO00 Response *1DO004E Extended Address EA1ID Tank Farm 1CD $1ID Tank Farm#1ID Tank Farm Read Data RD Command 01OC Response Response *01OCEDOpen Channel OC Extended #1RID $1RIDTank Farm 1RID Tank Farm 11F$1RSP $1RSU#1RSU #1RSPResponse *+00100.00 Read Time Delay 1 RT1Response *1RT1+00100.00DC Read Time Delay 2 RT2 Page Page Short Prompt SP Address Error Command 01WE Response *01WE27Error Messages BAD ChecksumSyntax Error Command ErrorParity Error Value Error$1SUbyte 1byte 2byte 3byte Chapter Setup Information/SetUp CommandCommand Syntax Byte Byte 1 Ascii Printable Characters HEX AsciiParity Baud RateCommand $1RS Response *31020102 Command $1WE Command $1RS Response *31070000Command $1WE Response Command $1SU31020000 Byte 2 Linefeed, Parity and Baud Rate Command $1RR ResponseBit BaudNormal addressing Chapter Delay Time Programming Delay Time Programming Page Command $1T3+00050.00 Set T3 to 50 ms Response Command $1RT1 Response *+00100.00Chapter Power Supply Symptom RS-485 Module is not responding to commands Chapter TroubleshootingSymptom RS-232 Module is not responding to commands Chapter Extended Addressing Command 01WE ResponseOpen/Close Channel Commands Typical system overview Command 01CC Response Command 01OC ResponseCommand $1RD Response +00100.00 Typical $2RD +00123.45 Command 02OC ResponseStructured Addressing Extended Address SyntaxImplied OC Command OC and CC Command FormatsImplied CC Command Command ResponseExplicit Open and Close Channel Commands Command Response *01OC1D Single Command Module AddressCommand 01$1RD Response *+00100.00 Command 01CC Response 01CC11 ‘11’ is the checksum Command 02OC Response 02OC1E ‘1E’ is the checksumChapter Transparent Mode Transparent Mode FunctionsA2400 interfacing a PLC to a leased-line modem A2400 networking several RS-232 devices to a host computer A2400 interfacing a laboratory instrument with modules Transparent Mode Adding secondary control using A2400 modules Transparent Mode WARRANTY/DISCLAIMER Shop online at omega.com