Publication 1756-UM514B-EN-P - February 2003
7-2 Messaging Between ControlLogix Controllers
Set the Module Switches
In this application, Channel B on both 1756-DHRIO modules must be
set for DH+. For more information on setting switches on the
1756-DHRIO module, see
page 1-5.
Configure Message Instructions
Use RSLogix 5000 to configure the ControlLogix controller message
instructions.
Figure 7.2 shows the message instructions necessary for
this example.
Figure 7.2
For more information on how to configure message instructions using
RSLogix5000, see
page 3-15 or the RSLogix 5000 online help.
IMPORTANT
When you are using the 1756-DHRIO for CIP
messaging, there are no link ID numbers. You must
use an explicit message path. For more information
on determining the path, see
page 3-20.
1
2
See Logix5000 Controllers
General Instructions Reference
Manual, publication 1756-RM003
Configuration tab Communication tab
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