Rockwell Automation Publication 1756-UM001M-EN-P - February 2012 85
ControlLogix System and Controllers Chapter 4
Multiple Devices Connected via Multiple Networks
For some applications, a variety of devices may be connected to the ControlLogix
chassis via multiple communication networks. For example, a system might be
connected to the following:
• Distributed I/O via an Ethernet network
• A PowerFlex® drive connected via a DeviceNet network
• Flowmeters connected via a HART connection
Figure 5 - Multiple Devices Connected via Multiple Networks
HART
L75
EN2T
DNB
CN2
EN2T
IF8H
PowerFlex Drive
DeviceNet
FLEXâ„¢ I/O
ControlNet
Ethernet Device-level Ring
Network
Ethernet
HART
Endress + Hauser Flowmeter
FactoryTalk Server
32046-MC
POINT I/Oâ„¢