Black Box ACS235A - Manual (Page 48)

47
APPENDIX A: Pinouts
A.3.3 T
HE
S
ERIAL
C
ONNECTORS
Pin Signal Direction
1 (No connection)
2 RD (Receive Data) Input to Remote, output from Local
3 TD (Transmit Data) Output from Remote, input to Local
4 DTR (Data Terminal Ready) Output from Remote, input to Local
5 SGND (Signal Ground) N/A
6 DSR (Data Set Ready) Input to Remote, output from Local
7 RTS (Request to Send) Output from Remote, input to Local
8 CTS (Clear to Send) Input to Remote, output from Local
9 (No connection)
On Remote Module
(DB9 male)
1 1 5 5
6 6 10 10
On Local Module
(DB9 female)