Allen-Bradley 1756-RM2 - Page 27

Rockwell Automation Publication 1756-UM535D-EN-P - November 2012 27
Design an Enhanced Redundancy System Chapter 2
This graphic shows an example ControlLogix enhanced redundancy system,
revision 19.053 or later, that uses ControlNet networks.
Figure 2 - Example ControlLogix Enhanced Redundancy System, Revision 19.053 or later, Using a
ControlNet Network
CH2 CH1 OK
2
CH2 CH1 OK
Redundant Chassis Pair
EtherNet/IP
Switch
1756 ControlLogix I/O
Workstation
1734 POINT I/O PowerFlex 700S drive connected via
1788-CNCR card