Rockwell Automation Publication 1715-UM001J-EN-P - December 2020
21
Chapter 1 Redundancy System Overview
Figure 5 - Simplex Architecture - Input and Output
Duplex Architecture
An example configuration of dual input modules and adapters, and an output
module is shown in
. A redundant input or redundant output module
provides fault tolerance for module failures. The duplex arrangement can be
used for low demand and high demand applications.
IO BASE
1715-A310
CH1
CH1
CH1
CH1
CH1
CH1
CH1
CH1
TERMINAL IDENTITY
AOTA
Dual.
CH1
CH1
CH1
CH1
CH1
CH1
CH1
CH1
TERMINAL IDENTITY
AOTA
Dual.
CH1
CH1
CH1
CH1
CH1
CH1
CH1
CH1
TERMINAL IDENTITY
AOTA
Dual.
1715-AENTR
1715-AENTR
1715-IB16D
1715-
OB8DE
ADAPTER
ADAPTER
O/P
I/P
SENSORS
FINAL
ELEMENTS
1715-
TADOB8DE
1715-
TADIB16D
1715-A2A
1715-A3IO
ControlLogix
CIP NE
TWORK
Digital Output
Simplex Termination
Assembly
Digital Input
Simplex Termination
Assembly
Adapter
Base Unit
I/O Base Units
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