Rockwell Automation 284E ArmorStart with EtherNet/IP - User Manual - Manual (Page 206)

206 Rockwell Automation Publication 280E-UM001B-EN-P - July 2012
Chapter 8 How to Configure an Explicit Message
The MSG (message) instruction handles all explicit messaging initiated by a
Logix Controller program.
It will automatically create and manage TCP connections and CIP encapsulation
sessions. The user has no direct influence on this process.
Figure 78 - Example — Message Configuration Tab
The Class, Instance, and Attribute define the actual information being requested.
Additional configurations of these parameters can be found in the CIP
Appendix.