Functional Safety: Safety Instrumented Systems for the Process Industry Sector - Part 3: Guidance for the Determiniation of the Required Safety Integrity Levels - Informative
功能安全:过程工业部门的安全仪表系统.第3部分:确定所需安全完整性水平的指南.信息
Part 3 provides information on:- the underlying concepts of risk, the relationship of risk to safety integrity, see Clause 3;- the determination of tolerable risk, see Annex A;-a number of different methods that enable the safety integrity levels for the safety instrumented functions to be determined, see Annexes B, C, D, E, and F.