exida explains Blog
Entries tagged with: PLC
- by Paddy Healy
- Tuesday, April 18, 2023
- Functional Safety
What is a FMEDA?
In the 1980’s, there was a raging debate in the functional safety committee about redundancy versus diagnostics. Some said functional safety could only be achieved with redundant systems. This was strongly supported by Triple Modular Redundant (2oo3) safety PLC vendors.
Others argued that diagnostics would be an equal or…