16 Rockwell Automation Publication 1715-UM001J-EN-P - December 2020
Chapter 1 Redundancy System Overview
Table 2 - Example 1 - A Sample System Configuration
System Slot Number Base Unit Type
Module Position/Slot Number by Base
Unit Type
Module Designation
0 Adapter 0 Adapter A
1 Adapter 1 Adapter B
2 I/O 01 First I/O base unit Module A of first duplex pair
3 I/O 02 Module B of first duplex pair
4 I/O 03 Module A of second duplex pair
5 I/O 04 Second I/O base unit Module B of second duplex pair
6 I/O 05 First simplex module
7 I/O 06 Module A of third duplex pair
8 I/O 07 Third I/O base unit Module B of third duplex pair
9 I/O 08 Second simplex module
10 I/O 09 Third simplex module
11…25 I/O 10…24 Fourth…eighth I/O base unit Any combination of simplex/duplex pair modules