Rockwell Automation Publication 1756-UM535D-EN-P - November 2012 25
Design an Enhanced Redundancy System Chapter 2
Controllers 1756-L61, 1756-
L62, 1756-L63,
1756-L64
ControlLogix controllers
29
1756-L63XT ControlLogix-XT controller
1756-L65 ControlLogix controller
This component is available with enhanced redundancy
systems, revision 19.052 or later.
1756-L72, 1756-
L73, 1756-L74,
1756-L75
ControlLogix controllers
This component is available with enhanced redundancy
systems, revision 19.053 or later.
1756-L71 ControlLogix controller
This component is available with enhanced redundancy
systems, revision 20.054 or later.
1756-L73XT ControlLogix-XT controller, revision 19.053 or later
Power supplies 1756-PA72, 1756-
PA7 5
ControlLogix AC power supplies
34
1756-PB72, 1756-
PB75, 1756-PC75,
1756-PH75
ControlLogix DC power supplies
1756-PAXT, 1756-
PBXT
ControlLogix-XT AC power supply
1756-PA75R ControlLogix AC redundant power supply
1756-PB75R ControlLogix DC redundant power supply
1756-CPR ControlLogix redundant power supply cable
1756-PSCA2 ControlLogix chassis adapter module
There are module series level, firmware revision, and software version
requirements for enhanced redundancy systems.
For more information on these series level, firmware revision, and version
requirements, see the current release notes at:
http://rockwellautomation.com/literature.
Table 4 - Components Available for Use in a Redundant Chassis Pair
Product Type Cat. No. Description Page