Rockwell Automation AADvance Controller Solutions Handbook - Manual (Page 9)

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Document: 553631
(ICSTT-RM447J_EN_P) Issue: 09:
ix
Serial Communications ............................................................................................................................. 1-37
Field Wiring Connections ........................................................................................................................ 1-38
Corrective Maintenance and Module Replacement .......................................................................... 1-38
Chapter 2 AADvance System Architectures .......................................................... 2-1
SIL2 Architectures ............................................................................................................................................. 2-1
SIL2 Fail-safe Architecture ......................................................................................................................... 2-2
SIL2 Fault Tolerant Input Architectures ................................................................................................. 2-3
SIL2 Output Architecture .......................................................................................................................... 2-4
SIL2 Fault Tolerant Input High Demand Architecture ........................................................................ 2-5
SIL3 Architectures ............................................................................................................................................. 2-6
SIL3 Fail-safe I/O, Fault Tolerant Processor .......................................................................................... 2-7
SIL3 Fault Tolerant I/O Architectures .................................................................................................... 2-8
SIL3 TMR Input and Processor, Fault Tolerant Output ................................................................... 2-10
Planned Certified Configurations ................................................................................................................. 2-11
Chapter 3 Building Architectures with TUV Approved Modules ......................... 3-1
Fundamental Architectures ............................................................................................................................. 3-1
Simplex I/O Architecture ................................................................................................................................. 3-1
Dual Architecture for Fault Tolerant Applications .................................................................................... 3-5
Triple Modular Redundant Architecture ..................................................................................................... 3-7
Chapter 4 Mixed Architectures ................................................................................ 4-1
Example Controllers ......................................................................................................................................... 4-1
Mixed I/O Architectures .................................................................................................................................. 4-3
Mixed Safety Integrity Levels ........................................................................................................................... 4-4
Distributed Architectures ................................................................................................................................ 4-5
Typical Network Applications ........................................................................................................................ 4-6
Specifying a Safety Network ...................................................................................................................... 4-6
Controller Network Connectors ............................................................................................................ 4-7
Chapter 5 AADvance Scalability .............................................................................. 5-1
I/O Channel Capacity ........................................................................................................................................ 5-1
Simplex I/O Channel Capacity .................................................................................................................. 5-2
Dual I/O Channel Capacity ........................................................................................................................ 5-3
Triple Modular Redundant Channel Capacity ....................................................................................... 5-4
Adding I/O Channel Capacity ......................................................................................................................... 5-5
Bus Connectors and Expansion Cable .......................................................................................................... 5-5
Redundancy and Fault Tolerance ................................................................................................................... 5-6
Expansion using Distributed Controllers ..................................................................................................... 5-6
Chapter 6 Specifying a New Controller .................................................................. 6-1
Information to Specify a New Controller .................................................................................................... 6-1
Define a New System ....................................................................................................................................... 6-2
Choosing Termination Assemblies ................................................................................................................ 6-5
Specify I/O Base Units....................................................................................................................................... 6-5
Estimate AADvance Controller Weight ...................................................................................................... 6-6