Controller redundancy, Controller redundancy -19 – Rockwell Automation 1757-SWKIT4000 ProcessLogix R400.0 Installation and Upgrade Guide User Manual
Page 271
Publication 1757-IN040B-EN-P - March 2002
Performance and Capacity Specifications 11-19
Controller Redundancy
ATTENTION
!
The Ethernet Module cannot be used with Controller
Redundancy
Table 11.M Controller Redundancy (50 ms CEE only) Specifications
Controller Redundancy (50 ms CEE only)
Redundancy compliant devices
CNB
1757-PLX52
1757-SRM
1757-BEM
Non-redundancy compliant devices (cannot be introduced in a
redundant controller chassis)
1756 IOM
TC-MUX021
1757-PIM
1757-FIM
SST-PFBCLX
Controller models supported
1757-PLX52 only
Control Processing Switchover Interruption Time
500 ms
Redundancy Module Cable Medium
Fiber Optic Cable
Redundancy Module Cable Lengths
1, 3, 10 meters
Redundancy Module Slot Width
2 slots
Initial Synchronization Timer (from Sync Start to Completion)
90 sec
Maximum Elapsed Time Between Commanded Switchover and
Completion of Initial Synchronization
120 sec
Maximum Elapsed Time Between Switchover Due to Power
Cycle of the Primary and Completion of Initial Synchronization
150 sec
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