
Documentation Number: ESP902-2303 Manual Appendix B B-1
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104
B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445
APPENDIX B: RS-232 CONNECTIONS
RS-232
Signal Name
DTE
RS-232 DB9M
Pin
Carrier Detect In DCD 1
Receive (Rx) Data In RXD 2
Transmit (Tx) Data Out TXD 3
Data Terminal Ready Out DTR 4
Signal Ground --- GND 5
Data Set Ready In DSR 6
Request To Send Out RTS 7
Clear To Send In CTS 8
Ring Indicator In RI 9
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