B&B Electronics 3PCI2 - Manual (Page 4)

ii Table of Contents Documentation Number 3PCI2-0903 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
CHAPTER 6: RS-422/RS-485 CONNECTIONS/OPERATION..... 47
RS-422/485 P INOUTS ............................................................................ 47
RS-422 & RS-485 D IFFERENTIAL S IGNALS .......................................... 49
RS-422 O PERATION .............................................................................. 49
RS-485 O PERATION .............................................................................. 50
DTR O PERATION IN RS-485 M ODE ...................................................... 50
RS-485 N ETWORK B IASING .................................................................. 51
CHAPTER 7: TROUBLESHOOTING............................................. 53
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