Make IEC 61511 into a Cookbook?
Thursday, May 30, 2013IEC 61508 and IEC 61511 are known as “performance” based standards. Specific design rules, as found in “prescriptive” standards, are not included, allowing for innovation and new technology, as well as creativity and advancement. However, it does imply that a certain level of competency is required.
Others would strongly argue that IEC 61511 should eliminate the requirement for performance calculations and replace them with a set of standard designs that must always be implemented the same way. I have heard people say “You need a PhD in Reliability Engineering to do those calculations.” Well I do have a PhD in Reliability Engineering, so I understand the comment when thinking about the situation in the 1990s. But today things are different. …
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