The Dog Points, the Scanner Decides: Can Machine Learning Sit in a Safety Function? (ISO/IEC TR 5469, ISO/IEC TS 22440)

Deep End Era. Engineering with Sankalp · Oct 29, 2026 · 1h 6m

Instrument lead Diego Ferrer wants to put an AI-based ultrasonic leak detector into the gas detection voting on the inlet separator, because "it's better". Functional safety lead Mariam Al Hosani asks how anyone would know, and walks him through TR 5469, the statistics of rare demands, and the instructor's second brake pedal.

Chapters

00:00:00 Cold open: the box that learned

00:03:08 Where this episode sits

00:05:49 Why the question is hard

00:09:52 An analogy: the new driver and the driving instructor's pedal

00:11:11 The history: how the safety world met machine learning

00:15:58 What TR…