Omega Engineering OMG-CONV-485-ISO manual Appendix B How To Get Assistance

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Appendix B - How To Get Assistance

Appendix B - How To Get Assistance

Please refer to Appendix A - Troubleshooting prior to calling Technical Support.

1.Read this manual thoroughly before attempting to install the adapter in your system.

2.When calling for technical assistance, please have your user manual and current adapter settings. If possible, please have the adapter installed in a computer ready to run diagnostics.

3.Omega Engineering maintains a Home page on the Internet. Our home page address is www.omega.com. The latest software updates, and newest manuals are available via our FTP site that can be accessed from our home page.

4.Technical support is available Monday to Friday from 8:30 a.m. thru 6:00 p.m. eastern time. Technical support can be reached at 1-800- DAS-IEEE.

RETURN AUTHORIZATION MUST BE OBTAINED FROM OMEGA BEFORE RETURNED MERCHANDISE WILL BE ACCEPTED. AUTHORIZATION CAN BE OBTAINED BY CALLING OMEGA CUSTOMER SERVICE AND REQUESTING AN AUHTORIZED RETURN (AR) NUMBER.

OMG-CONV-485-ISO

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Contents User’sGuide Mexico CanadaBenelux Czech RepublicContents Figures Introduction Factory Default SettingsOverview What’s IncludedRS-485 Enable Modes Card SetupDip switch SW1, RS-422 Communication Mode Examples Dip switch SW1Function Line Termination and Receiver Echo Off/OnRS-422 with Termination and Receiver Echo Electrical Interface Examples Dip switch SW2Operating System Installation For Windows Users RS-485 Two-Wire and RS-485 Four-Wire Slave Installation Other Operating Systems Please Note System InstallationRS-422/485 Pin Assignments 6 Position Screw Terminal Connector Pin Assignments RS-232 Signals DB-25 FemaleTechnical Description Environmental Specifications SpecificationsPhysical Dimensions ManufacturingAppendix a Troubleshooting Appendix B How To Get Assistance RS-422 Appendix C Electrical InterfaceRS-232 RS-485 Appendix D Ground Loop Phenomenon What is Ground Loop?Cabling Recommendations Isolated AdapterAppendix E Asynchronous Communications Asynchronous Communications Bit DiagramAppendix F Silk-Screen 688Appendix G Compliance Notices WARRANTY/DISCLAIMER Temperature