Allen-Bradley controllogix 1756-L55M12 - Chapter 4 Introduction; Connection Overview; Additional Resources

47 Publication 1756-UM001G-EN-P - January 2007
Chapter 4
Manage Controller Communication
Introduction
This chapter explains how to manage controller communication.
Connection Overview
A Logix5000 system uses a connection to establish a communication
link between two devices. The types of connections include:
• controller-to-local I/O modules or local communication
modules.
• controller-to-remote I/O or remote communication modules.
• controller-to-remote I/O (rack-optimized) modules.
• produced and consumed tags.
• messages.
• controller access by RSLogix 5000 programming software.
• controller access by RSLinx software for HMI or other
applications.
Additional Resources
For additional information, consult Logix5000 Controllers Design
Considerations Reference Manual, publication 1756-RM094.
Topic Page
Connection Overview 47
Produce and Consume (Interlock) Data 48
Send and Receive Messages 49
Calculate Connection Use 50