Rockwell Automation Publication 1715-RM001A-EN-P - June 2019
3
Table of Contents
The ControlLogix/1715 SIL2
System
Simplex ControlLogix Controller. . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Redundant ControlLogix Controllers . . . . . . . . . . . . . . . . . . . . . . . . 8
Features of the ControlLogix
SIL2 System
Redundant Power Supply Recommendations . . . . . . . . . . . . . . . . . . . . 14
Application Development Requirements . . . . . . . . . . . . . . . . . . . . . . . . 15
Setting the SIL2 Task 'Period' Configuration . . . . . . . . . . . . . . . . . . . . 17
Select the Mix of 1715 I/O Required . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Using 1715 Hardware in a
ControlLogix SIL2 System
I/O Module Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Configuring 1715 I/O for SIL2 operation . . . . . . . . . . . . . . . . . . . 34
Setting up 1715 SIL2 Periodic Task Configuration. . . . . . . . . . . 35