B&B Electronics manual RS-422/RS-485 CONNECTIONS/OPERATION

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CHAPTER 6: RS-422/RS-485 CONNECTIONS/OPERATION

..... 45

RS-422/485 PINOUTS

45

RS-422 & RS-485 DIFFERENTIAL SIGNALS

47

RS-422 OPERATION

47

RS-485 OPERATION

48

DTR OPERATION IN RS-485 MODE

48

RS-485 NETWORK BIASING

49

CHAPTER 7: TROUBLESHOOTING

51

APPENDIX A: JUMPER/MODE TABLES

A-1

APPENDIX B: CONNECTOR PINOUTS

B-1

APPENDIX C: TROUBLESHOOTING WITH COMTEST

C-1

APPENDIX D: DECLARATION OF CONFORMITY

D-1

ii

Table of Contents

Documentation Number 3PCIO1-0903 Manual

B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics Ltd – Westlink Comm. Pk. – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445

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Contents
With Send Data Control Page Table of Contents RS-422/RS-485 CONNECTIONS/OPERATION Use ESD precautions for safe handling General Information FeaturesIntroduction Quick Start Specifications Accessories Device Driver Setting for RS-485 Mode Setup InspectionBefore Starting… Set the Jumpers Selection of Operating ModeJumper/Mode Table Install the Card Software Driver Installation Windows 95 orInsert Disc. Select CD-ROM Drive, Click Next Chapter Documentation Number 3PCIO1-0903 Manual Documentation Number 3PCIO1-0903 Manual Chapter Set DTR Operation Changing Com Port Number Example After renaming B&B Port from Com5 to Com3 Removal of Drivers/Card Chapter Documentation Number 3PCIO1-0903 Manual Windows 2000 Professional Chapter Documentation Number 3PCIO1-0903 Manual Documentation Number 3PCIO1-0903 Manual Chapter Chapter Documentation Number 3PCIO1-0903 Manual Select CD-ROM drives. Click Next Click Finish Windows XP Professional Click Continue Anyway Documentation Number 3PCIO1-0903 Manual Chapter Click Finish Next System Properties/Hardware/Device Manager Next Set DTR Operation Changing Com Port Number Example After renaming B&B Port from Com6 to Com2 Removal of Drivers/Card Windows Explorer, WINNT, INF, Oem2 and Oem3 files Show Hidden Files and Folders Setting Driver Options Example Advanced Settings Windows Advanced Com Port RenamingData Rate 1X or 4X Clock Speed Example Data Rate, Clock Speed, 4x WindowsFifo Settings Chapter Documentation Number 3PCIO1-0903 Manual RS-232 Connections/Operation RS-232 OperationRS-232 Pinouts Name Description DirectionDTR Operation In RS-232 Mode Example DTR Operation Select Normal WindowsRS-422/RS-485 Connections/Operation RS-422/485 Pinouts Name Description DirectionWire RS-422 or RS-485 Connections RS-422 & RS-485 Differential Signals RS-422 OperationExample Settings, DTR Operation, RS-485 Mode selected RS-485 OperationRS-485 Network Biasing Troubleshooting RS-232 Loopback w/Handshaking Connections USA Office Email support@bb-elec.com European OfficeAppendix a Jumper/Mode Settings Table a Jumper/ModeAppendix B Connector Pinouts Table B.1 RS-232 Pinouts Name Description DirectionTable B.2 RS-232 DB9 to DB25 Conversion Cable DB9 Pin DB25 PinTable B.3 RS-422/485 Pinouts Name Description Direction Appendix C Troubleshooting With ComTest Com TestStart ComTest ExitAppendix D Declaration of Conformity Statement Declaration of Conformity
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