B&B Electronics Vlinx Serial Servers ESP902E Dokumentacja Pobierz pdf (Strona 46)

Documentation Number: ESP902-2303 Manual Appendix C C-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 C: RS-422 CONNECTIONS

RS-422 Connections

RS-422

Signal Name

Direction

RS-422 DB9M

Receive Data A (−) In RXDA (−) 1

Receive Data B (+) In RXDB (+) 2

Transmit Data B (+) Out TXDB (+) 3

Transmit Data A (−) Out TXDA (−) 4

Signal Ground --- GND 5

Clear to Send A (−) In CTSA (−) 6

Clear to Send B (+) In CTSB (+) 7

Request to Send B (+) Out RTSB (+) 8

Request to Send A (−) Out RTSA (−) 9

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B&B Electronics Vlinx Serial Servers ESP902E Dokumentacja Strona 46