Tag Archives | safety instrumented systems

Safety-Instrumented-System-Design-Techniques-and-Design-Verification-excerpt

Q&A with Co-Author of Safety Instrumented System Design

ISA recently published the third edition of Safety Instrumented System Design: Techniques and Design Verification by William M. Goble, Ph.D., PE, CFSE, and Iwan van Beurden, MSc, CFSE. In this Q&A feature, Goble highlights the focus, importance, and differentiating qualities of the book. Q. Why were you inspired/motivated to write this book? A. Previous books on […]

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Understanding Safety Life Cycles

The international standard IEC/EN 61508 has been widely accepted as the basis for the specification, design, and operation of safety instrumented systems (SIS). In general, IEC/EN 61508 uses a formulation based on risk assessment: An assessment of the risk is undertaken and, on the basis of this assessment, the necessary safety integrity level (SIL) is […]

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