- by Loren Stewart, CFSE
- Tuesday, December 10, 2019
- Functional Safety
Back to Basics 18 – Route 1H
Route 1H is one of two Architectural constraints options made available in the standards IEC 61508-2 and IEC 61511. Route 1H . Both Route 1H and Route 2H are limitations that impose the hardware selected to implement a safety-instrumented function, regardless of the performance calculated for a subsystem.
Route 1H is…
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- by Loren Stewart, CFSE
- Thursday, January 02, 2020
- Functional Safety
Back to Basics 19 – Route 2H
Route 2H is one of two Architectural constraints options made available in the standards IEC 61508-2 and IEC 61511. Route 1H . Both Route 1H and Route 2H are limitations that impose the hardware selected to implement a safety-instrumented function, regardless of the performance calculated for a subsystem.
What exactly is Route 2H…
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- by Loren Stewart, CFSE
- Friday, March 01, 2013
- Functional Safety
Welcome to the 2H Initiative
exida has been gathering field failure data for over a decade. At this point we have a total of over 60 billion unit operating hours of field data for process industry devices. This data has been used to create a 2H database for components. exida is using this component…
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