Certified Functional Safety Expert Exam Study Guide

: Candidates must score at least 60% on multiple-choice and 70% on the case study, with an overall minimum grade of 80% .

| SIL | Low Demand Mode (PFDavg) | High/Continuous Mode (PFH – failures per hour) | |-----|--------------------------|-------------------------------------------------| | 1 | (10^-2) to (<10^-1) | (10^-6) to (<10^-5) | | 2 | (10^-3) to (<10^-2) | (10^-7) to (<10^-6) | | 3 | (10^-4) to (<10^-3) | (10^-8) to (<10^-7) | | 4 | (10^-5) to (<10^-4) | (10^-9) to (<10^-8) | certified functional safety expert exam study guide