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Control Valve Suitability in Safety Applications

Posted in Final Control Element, Safety on Wednesday, April 8th, 2015. No comments yet
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Sometimes an email exchange turns up something developed years ago that still has great value. So is this case with an article I received as an attachment on final control elements and their suitability in safety instrumented functions (SIFs), a.k.a. safety loops. The article, When SIL suitability is required for final control elements, was written […]

Control Systems for SIL 1 Safety Applications?

Posted in Safety on Friday, March 5th, 2010. 4 comments so far
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I received a great question today about the safety integrity level (SIL) of a distributed control system (DCS). In this case, the question was specific to the DeltaV system: Can you please advise if the Emerson DeltaV DCS has a SIL rating i.e. ‘0’ or ‘1’? I understand that the DeltaV SIS has a SIL […]