Functional Safety “SIL” Rating
Functional Safety is implemented in a system which performs, detects or reports safety functions from design processes in IEC 61508 and augmented under a QMS of ISO 9001. Safety functions of equipment and the reliability of the functions give the SIL ratings.
SIL1 ≥ 10 times
SIL2 ≥ 100 times
SIL3 ≥ 1000 times
Article ID: 414
Created On: Tue, Oct 14, 2008 at 3:02 PM
Last Updated On: Thu, Jun 26, 2014 at 7:59 PM
Authored by: Administrator
Online URL: https://www.prosoft-technology.com/kb/article.php?id=414