User’sGuide | Omega Engineering OMG-CONV-485-ISO instruction

User’sGuide

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OMG-CONV-485-ISO

Isolated RS-232 to RS-422/485 Converter

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Omega Engineering OMG-CONV-485-ISO manual User’sGuide

Contents

User’sGuide Mexico CanadaBenelux Czech Republic Contents Figures Introduction Factory Default SettingsOverview What’s Included RS-485 Enable Modes Card Setup Dip switch SW1, RS-422 Communication Mode Examples Dip switch SW1 Function Line Termination and Receiver Echo Off/On RS-422 with Termination and Receiver Echo Electrical Interface Examples Dip switch SW2 Operating System Installation For Windows Users RS-485 Two-Wire and RS-485 Four-Wire Slave Installation Other Operating Systems Please Note System Installation Technical Description Connector Pin Assignments RS-232 Signals DB-25 FemaleRS-422/485 Pin Assignments 6 Position Screw Terminal Environmental Specifications SpecificationsPhysical Dimensions Manufacturing Appendix a Troubleshooting Appendix B How To Get Assistance RS-232 Appendix C Electrical InterfaceRS-422 RS-485 Appendix D Ground Loop Phenomenon What is Ground Loop?Cabling Recommendations Isolated Adapter Appendix E Asynchronous Communications Asynchronous Communications Bit Diagram Appendix F Silk-Screen 688 Appendix G Compliance Notices WARRANTY/DISCLAIMER Temperature