Specifications

Documentation Number: ESP902-2303 Manual Appendix D D-1
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax [phone]
B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph [phone] – Fax [phone]
APPENDIX D: RS-485 CONNECTIONS
RS-485
Signal Name Direction
RS-485 DB9M
Pin
Data B (+) In/Out DATA B (+) 3
Data A (−) In/Out DATA A (−) 4
Signal Ground --- GND 5
Refer to Chapter 2 for more information.