用户手册 — Omega OMG-USB-SER-2

目录

• INTRODUCTION

  1
• OVERVIEW

  1
• W HAT ’S INCLUDED

  1
• INSTALLATION

  2
• OPERATING SYSTEM INSTALLATION

  2
• SYSTEM INSTALLATION

  2
• CONFIGURATION

  4
• ORIGINAL CONFIGURATION

  4
• ELECTRICAL INTERFACE SELECTION

  4
• Figure 1: Switch SW2

  5
• SWITCH EXAMPLES

  6
• Figure 2: RS422/485 Interface Configuration

  6
• SWITCH EXAMPLES CONTINUED

  7
• Figure 3: Electrical Interface Configuration

  7
• TECHNICAL DESCRIPTION

  8
• FEATURES

  8
• CONNECTOR PIN A SSIGNMENTS

  8
• (DB 9 Male)

  8
• RS-232 (DB-9 Male)

  8
• SPECIFICATIONS

  9
• ENVIRONMENTAL SPECIFICATIONS

  9
• M ANUFACTURING

  9
• POWER CONSUMPTION

  9
• M EAN TIME BETWEEN FAILURES (MTBF)

  9
• PHYSICAL DIMENSIONS

  9
• APPENDIX A - TROUBLESHOOTING

  10
• APPENDIX B - HOW TO GET ASSISTANCE

  11
• APPENDIX C - ELECTRICAL INTERFACE

  12
• RS-232

  12
• RS-422

  12
• RS-485

  13
• Figure 4 - Asynchronous Communications Bit Diagram

  14
• APPENDIX E - COMPLIANCE NOTICES

  15
• FEDERAL COMMUNICATIONS COMMISSION STATEMENT

  15
• CANADIAN RADIO INTERFERENCE REGULATIONS

  15
• EMC DIRECTIVE STATEMENT

  16