A safety instrumented function (SIF) in a safety instrumented system (SIS) contains a sensor, logic solver and final element. All must function properly in the event of a safety demand to take the process into a safe state in coordination with other SIFs. The final...
Emerson's Mike Boudreaux shares some misconceptions that automation and safety professionals have about functional safety. Here they are in Mike's words: Emerson has provided free safety lifecycle seminars to process industry companies around the world, including...
As we thaw out from this morning's ice and snow here in Austin, Texas, Mike Boudreaux was kind enough to send me his thoughts on a fire & gas system presentation by Emerson's Raphael Lachmann. Raphael, whom you may recall from an earlier marine and offshore safety...
Emerson's David Sheppard, a certified functional safety expert, passed along a great story of a recent refinery incinerator startup. Over the course of a week, the incinerator was taken down so that the emergency shutdown system (ESD) and process control-related...
Imagine leaving some of your portable electronics out on a hot day. Now imagine leaving it out in a desert in the Middle East in the middle of an extremely hot summer. How long do you think it would last? Emerson's David Walker told the story, DeltaV SIS in the Heat...
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The opinions expressed here are the personal opinions of the authors. Content published here is not read or approved by Emerson before it is posted and does not necessarily represent the views and opinions of Emerson.