184 Publication 2711P-UM001I-EN-P - December 2008
Chapter 7 Terminal Connections
ControlNet Module
Terminals with a ControlNet communication module support
communications and the transfer of applications between devices on a
ControlNet network.
Related Information
For more information on ControlNet products, refer to these
publications:
• NetLinx Selection Guide, publication NETS-SG001
• ControlNet Coax Media Planning and Installation Guide,
publication CNET-IN002
• ControlNet Communications for PanelView Plus and PanelView
Plus CE Terminals User Manual, publication 2711P-UM003
The Rockwell Automation website http://rockwellautomation.com
provides information and product descriptions of ControlNet
products. Under the Products and Services heading, select
Communications.
ControlNet Protocol
The terminals support Unscheduled and Scheduled messaging,
Scheduled I/O, and redundant cabling with PLC-5C and ControlLogix
controllers.
The ControlNet architecture supports multiple processors and up to 99
nodes (via taps) anywhere along the trunk cable of the network.
There is no minimum tap separation and you can access the
ControlNet network from every node (including adapters).
Compatible ControlNet Controllers
A terminal with a ControlNet Module communicates with a PLC-5C
(PCCC commands) or a ControlLogix processor (CIP protocol) using
Unscheduled messaging. The following controllers are supported:
• ControlLogix using 1756-CNB module
• PLC-5/20C, PLC-5/40C, PLC-5/60C, PLC-5/80C
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