Johnson Controls 300 Series Manual page 41

NCM
9-pin Female
Shell
1
DCD
2
RD
3
TD
4
DTR
5
SG
6
DSR
7
RTS
8
CTS
9
NC
Figure 17: RS-232 (Port 2 or Port 4) 9-pin Connections to Operator Terminal (PC)
Network Control Module 300 Series Technical Bulletin
PC Serial Port NCM
25-pin Female 9-pin Female
Shell
1
FG DCD
2
TD RD
3
RD TD
4
RTS DTR
5
CTS SG
6
DSR DSR
7
SG RTS
8
DCD CTS
20 DTR NC
1
2
3
4
5
6
7
8
9
41
PC Serial Port
9-pin Female
Shell
1
DCD
2
RD
3
TD
4
DTR
5
SG
6
DSR
7
RTS
8
CTS
9