1 Publication 1756-UM514B-EN-P - February 2003
Chapter
7
Messaging Between ControlLogix Controllers
What This Chapter Contains
This chapter describes how to use Control and Information Protocol
(CIP) messaging between ControlLogix controllers with
the1756-DHRIO module.
Each of the following examples explains what steps you must take to
perform the described operations.
CIP Messaging Between
ControlLogix Controllers
Over One Link
This application sends a CIP message from ControlLogix controller A
through a 1756-DHRIO module to ControlLogix controller B controller
B.
Figure 7.1 illustrates the steps you must use in this application:
Figure 7.1
For information about using See page
CIP Messaging Between ControlLogix Controllers Over One
Link
7-1
CIP Message Routing Between ControlLogix Controllers
Over Two Links
7-3
ControlLogix system #2
DHRIO moduleControlLogix controller
Slot number: 0
Channel B
Node number: 020
Channel B
Node number: 030
DHRIO module
ControlLogix system #1
ControlLogix controller
Slot number: 0
Set the Module
Switches
page 7-2
Configure Msg
Instruction
s
page 7-2
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