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[Information] Basic Knowledge Guide on SIL (Safety Integrity Level)

Understanding the basics of SIL on one page. Illustrated explanation of IEC61508 and IEC61511.

This document provides a clear explanation of the basic concepts of Functional Safety and foundational knowledge of Safety Integrity Level (SIL) using diagrams and charts. It summarizes important points for understanding functional safety, including SIL levels in IEC61508 and IEC61511, risk reduction, the concepts of PFD, RRF, SFF, and the SIS lifecycle, all presented in a single poster format. 【Contents】 ■ Overview of Safety Integrity Level (SIL) ■ Basics of IEC61508 and IEC61511 ■ SIS Lifecycle ■ Risk Reduction and Protection Layers ■ Fundamentals of PFD, RRF, and SFF