Allen-Bradley controllogix 1756-L55M12 User Manual page 16

16 Directly Connect to the Controller via the Serial Port
Publication 1756-UM001G-EN-P - January 2007
If you make your own serial cable:
TIP
• Limit the length to 15.2m (50 ft).
I
• Wire the connectors this way.
• Attach the shield to both connectors.
2. Connect the cable to the controller and to your workstation.
Workstation Controller
1 CD
2 RDX
3 TXD
4 DTR
COMMON COMMON
6 DSR
7 RTS
8 CTS
9
1 CD
2 RDX
3 TXD
4 DTR
6 DSR
7 RTS
8 CTS
9
CP3 Cable