Omega Four Port RS-232/422/485 to USB Adaptor manual Introduction, Overview, What’s Included

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Introduction

Introduction

Overview

The OMG-USB-SER-4equips the PC with 4 USB to RS-232/422/485 Asynchronous serial ports providing a versatile interface for common serial needs. The advantage of this product over more traditional approaches is that it does not require opening the computer case, nor does it require resources such as I/O ports or IRQ’s. It does require a system that supports USB both in terms of hardware and operating system.

What’s Included

The OMG-USB-SER-4is shipped with the following items. If any of these items is missing or damaged, contact the supplier.

OMG-USB-SER-4USB to RS-232/422/485 Serial I/O Adapter

USB Cable Part Number CA179 for Connecting to Upstream Host/Hub

Software

OMG-USB-SER-4

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Contents User’sGuide Mexico Canada Benelux Czech RepublicContents Figures What’s Included IntroductionOverview System Installation InstallationOperating System Installation OMG-USB-SER-4 Electrical Interface Selection ConfigurationOriginal configuration SW2 SW3 Switch ExamplesElectrical Interface Configuration Connector Pin Assignments RS-422/485 DB 9 Male FeaturesTechnical Description RS-232 DB-9 MaleSpecifications Appendix a Troubleshooting Appendix B How To Get Assistance RS-422 Appendix C Electrical InterfaceRS-232 RS-485 Appendix D Asynchronous Communications Asynchronous Communications Bit DiagramCanadian Radio Interference Regulations Appendix E Compliance NoticesFederal Communications Commission Statement EMC Directive Statement EN60950 IEC950 ‘SafetyWARRANTY/DISCLAIMER Temperature