Rockwell Automation 1756-Lx_Mx ControlLogix Controller and Memory Board Installation Instructions User Manual
Page 35
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ControlLogix Controller and Memory Board 35
Publication
1756-IN101L-EN-P - June 2008
To connect a workstation to the serial port, use one of these cables:
• 1756-CP3 serial cable
• 1747-CP3 cable from the SLC product family. If you use this cable,
the controller door may not close.
If you make your own serial cable, limit the length to 15.2 m (50 ft), wire the
connectors as follows, and attach the shield to both connectors.
42576
Item
Description
1
Workstation end
2
Controller end
1
2
2 RDX
3 TXD
4 DTR
COMMON
6 DSR
7 RTS
8 CTS
9
1 CD
2 RDX
3 TXD
4 DTR
COMMON
6 DSR
7 RTS
8 CTS
9
1 CD
1
2
42231
Item
Description
1
Workstation
2
Controller
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