Kenexis Functional Safety Podcast

Confused about what’s really required when starting up or re-starting Safety Instrumented Systems (SIS)?  In this episode, we take a deeper look into the often-overlooked details of Clause 10.3.2 bullets 19-23 of the IEC 61511 standard.

Didn’t we already cover this in bullet point 16? Yes—and no. Join us, as we clear up the confusion, revisit the guidance, and break down what you actually need to do to safely and compliantly bring SIS back online.

🔍 What You’ll Learn:

  • The real intent behind Clause 10.3.2

  • Why re-starting SIS isn’t always straightforward

  • Practical takeaways for engineers and safety professionals

Tune in to the latest episode of the Kenexis Functional Safety Podcast, hosted by Ed Marszal, President and CEO of Kenexis. Now available on Spotify and Apple Podcasts, Ed offers his expert insights on the IEC 61511 standard.

With decades of experience in safety instrumented systems and as a Principal Engineer, Ed has a unique perspective to offer. He has been an active contributor to the ISA 84 committee since 1994, adding to his deep understanding of the field.

In this inaugural season, Ed delves into the IEC 61511 standard, unpacking the meaning behind each word and providing a thorough interpretation of its application. Through personal stories from his career and committee work, he offers valuable context and insights for professionals in the industry.