Satec PM290 - RS-485 Cable Configurations

Appendix B: Communication Cable Drawings 37
RS-485
25-pin Computer Connector
9-pin Computer Connector
6
6
6
7
7
7
3
3
3
#1
#2
#32
2
2
2
RxD
RxD
RxD
RxD-
RxD-
RxD-
RxD -
RTS-
TxD
TxD
TxD
TxD-
TxD-
TxD-
TxD -
CTS-
RxD
RTS
3
4
TxD
CTS
2
5
15
16
14
17
IBM PC/Compatible
DB9 male
connector
DB25 female
connector
To PM 29 0
To PM 29 0
To PM 29 0
RS-485 25 pin
6
6
6
7
7
7
3
3
3
#1
#2
#32
2
2
2
RxD
RxD
Rx D
RxD-
RxD-
RxD-
RxD-
RTS-
TxD
TxD
TxD
TxD-
TxD-
TxD-
TxD-
CTS-
RxD
RTS
3
4
TxD
CTS
2
5
15
16
14
17
RS-4 85 9 pin
To PM 29 0
To PM 29 0
To PM 29 0
IBM PC/Compatible
DB9 male
connector
DB25 female
connector