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Rockwell Automation Publication 1715-UM001J-EN-P - December 2020
Appendix E SIL 2 Applications Checklist
No.
For Energize-to-action SIL 2 Applications
Fulfilled
Comment
Yes
No
1.
Are the redundant power sources inherently constrained to output less than 32 volts
2.
If there any safety-related, normally de-energized outputs, have you provided redundant power
sources, power failure warning, and line monitoring?
3.
Do energize-to-action configurations conform to the restrictions (defined in this manual) that must
be applied when using these configurations?
4.
For energize-to-action SIL 2 applications, have dual output modules been configured?
Checklist for 1715 I/O Modules