Allen-Bradley ControlLogix 1756-ENBT, User Manual

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1 Publication 1756-UM050A-EN-P - December 2001
Chapter
1
About the 1756-ENBT Module
What This Chapter Contains
This chapter provides an overview of the ControlLogix 1756-ENBT
module, its primary features, what it does, and how to use it. You will
need to understand the concepts discussed in this chapter to configure
your EtherNet/IP Bridge module and use it in a control system. The
following table lists where to find specific information in this chapter.
.
Module Features
The 1756-ENBT module’s features include:
•
use EtherNet/IP messages encapsulated within standard
TCP/UDP/IP protocol
•
common application layer with ControlNet and DeviceNet
•
interfacing via Category 5 twisted pair cable
•
Half/Full Duplex 10 Mbit or 100 Mbit operation
•
removal or insertion under power
•
number of modules per chassis limited only by chassis size
•
communication to and from other ControlLogix modules in the
same chassis
•
communication supported by RSLinx software
•
configurable via RSLinx or standard BootP tools
•
no network scheduling required
•
no routing tables required
For information about See page
Module Features 1-1
What the Module Does 1-2
Hardware/Software Compatibility 1-2
Support of Rack Optimized and Direct Connections 1-2
Mixing Rack Optimized and Direct Connections 1-3
Use of the Control and Information Protocol (CIP) 1-4
Understanding the Producer/Consumer Model 1-4
Specifying the Requested Packet Interval (RPI) 1-5
AB Parts