ISA Interchange

Welcome to the official blog of the International Society of Automation (ISA).

Book Excerpt + Q&A: Safety Instrumented Systems, A Life-Cycle Approach

This ISA author Q&A was edited by Joel Don, ISA’s community manager. ISA recently published Safety I...
Joel Don Aug 20, 2018 10:42:00 AM

AutoQuiz: Failures of Complex Systems in SIS Design and SIL Selection

AutoQuiz is edited by Joel Don, ISA's social media community manager.
Joel Don May 11, 2018 9:00:17 AM

How to Link HAZOP and LOPA to Calculate a Safety Instrumented System

This article was written by Peter Morgan, director and principal consultant of Control System Design...
Contributing Author Oct 23, 2017 10:42:13 AM

Viewpoint on ISA TR84.0.02 Simplified Methods and Fault Tree Analysis

This is from a series of articles reprinted from the journal ISA Transactions. All ISA Transactions ...
ISA Transactions Sep 22, 2011 8:59:22 AM

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