Omega Engineering OMG-CONV-485-ISO manual Electrical Interface Examples Dip switch SW2

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Card Setup

Electrical Interface Examples (Dip switch SW2)

OFF ON

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Figure 6 – RS-422 with Termination and Receiver Echo

OFF ON

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Figure 7 – RS-485 2 -wire with Termination and Receiver No Echo

OFF ON

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Figure 8 – RS-485 2 -wire no Termination and Receiver No Echo

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 InstallationConnector Pin Assignments RS-232 Signals DB-25 Female Technical DescriptionRS-422/485 Pin Assignments 6 Position Screw Terminal Environmental Specifications SpecificationsPhysical Dimensions ManufacturingAppendix a Troubleshooting Appendix B How To Get Assistance Appendix C Electrical Interface RS-232RS-422 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