The PFH for a 1oo2 system – A Deep Dive
Compliance with the functional safety standard IEC 61508 has three key requirements:
Have a sufficiently low dangerous failure rate. Expressed as a Probability of Dangerous Failure per Hour (PFH) ...
By Tracey Johnson & Margaret Naughton
What is physical intelligence? This blog focuses on defining what physical intelligence is, why it’s fundamentally different from traditional automation or cloud AI, and what considerations matter when ...
By Bryson Barney & Christopher Nunes
A Serial Interface Blog Series Wrap‑Up
After exploring the fundamentals, edge cases, and design tradeoffs of serial interfaces, it’s time to bring the series home. RS‑485 remains one of the most widely d...