Controlnet connection – Rockwell Automation 1785-L20C_L40C, D17856.5.14 ControlNet PLC-5 Programmable Controllers User Manual User Manual
Page 25

Chapter 1
Installing Your ControlNet PLCĆ5 Processor
1-17
ControlNet Connection
You can connect programming devices to a ControlNet network through:
the ControlNet network access cable (1786-CP)
a tap on a ControlNet network
PLCĆ5/40C
(or Ć5/20C)
Processor
PLCĆ5/40C
(or Ć5/20C)
Processor
PLCĆ5/40C
(or Ć5/20C)
Processor
PLCĆ5/40C
(or Ć5/20C)
Processor
BATT
CH 0
Programming Terminal
1786ĆCP
②
1770ĆKFC
Programming Terminal
BATT
CH 0
BATT
CH 0
Programming Terminal
BATT
CH 0
1770ĆKFC
1786ĆCP
②
Programming Terminal
BATT
CH 0
ControlNet Network
ControlNet Network
ControlNet Network
ControlNet Network
➀
Shown with redundant media
②
The network access cable (1786ĆCP) can be plugged into any ControlNet product's NAP to provide programming capability on the ControlNet network.
A programming terminal connected through this cable is counted as a node and must have a unique address.
1784ĆKTC or
ĆKTCx
1784ĆKTCx
Serial
Connection
Serial Connection
Using 1784ĆKTCx communication card on coax media
➀
Using 1784ĆKTC or ĆKTCx communication card and NAP
➀
Using 1770ĆKFC communication interface on coax media
➀
Using 1770ĆKFC communication interface and NAP
➀
ATTENTION: Use the 1786-CP cable when connecting a
programming terminal to the network through a NAP. Using
a commercially available RJ-style cable could result in
network failure.
ATTENTION: Do not connect the same
communication card to both the NAP and
a tap on the ControlNet network.
!