Instruction Manual

Contents
INTRODUCTION........................................................................ 1
OVERVIEW......................................................................................1
WHAT’S INCLUDED ........................................................................1
INSTALLATION......................................................................... 2
OPERATING SYSTEM INSTALLATION...............................................2
SYSTEM INSTALLATION ..................................................................2
C
ONFIGURATION ..................................................................... 6
ELECTRICAL INTERFACE SELECTION ..............................................6
SWITCH EXAMPLES.........................................................................7
TECHNICAL DESCRIPTION....................................................... 8
FEATURES.......................................................................................8
CONNECTOR PIN ASSIGNMENTS (DB25 MALE)..............................8
SPECIFICATIONS ...................................................................... 9
ENVIRONMENTAL SPECIFICATIONS.................................................9
MANUFACTURING...........................................................................9
POWER CONSUMPTION ...................................................................9
MEAN TIME BETWEEN FAILURES (MTBF).....................................9
PHYSICAL DIMENSIONS ..................................................................9
APPENDIX A - TROUBLESHOOTING....................................... 10
APPENDIX B - HOW TO GET ASSISTANCE ............................ 11
A
PPENDIX C - ELECTRICAL INTERFACE............................... 12
RS-422.........................................................................................12
RS-485.........................................................................................12
A
PPENDIX D - GROUND LOOP PHENOMENON ...................... 13
WHAT IS GROUND LOOP?.............................................................13
CABLING RECOMMENDATIONS .....................................................13
APPENDIX E - ASYNCHRONOUS COMMUNICATIONS ............ 14
A
PPENDIX F - SILK-SCREEN.................................................. 15