Update and bump: Here is the link to Andy's paper, The importance of a clear Safety Requirements Specification as part of the overall Safety Lifecycle, which is now posted. Original May 2011 post: Emerson's Andy Crosland, a process safety expert, will be presenting a...
IEC 61511
Safety Instrumented System Architecture Diagnostics
The language of process safety is filled with its own jargon. Architectures are described as 1oo1, 1oo2, 2oo2, 2oo3, etc. The "oo" means "out of". So, 1oo1 means one-out-of-one. William M. Goble and Harry Cheddie wrote a book, Safety Instrumented Systems Verification...
Roundup of Process Safety Thoughts and Ideas
As we did with the recent energy efficiency post, I wanted to highlight a few key points made in past IEC 61511 safety lifecycle-related posts. This global safety standard provides a performance-based methodology to plan and execute your process safety efforts through...
Adopting the IEC 61511 Safety Lifecycle Standard
I saw a great article from exida's Dr. Peter Clarke, Setting the Standard, on how process plants can benefit through proper and careful adoption of the IEC 61511 global safety standard. It's perhaps the best primer I've seen in a while on the safety lifecycle and the...
Confusing Personal and Process Safety?
Over at the Process Safety Management (1000+) LinkedIn group is a provocative question, Personal Safety & Process Safety - does management really confuse the two? Do engineers confuse them? The thread began a month ago and has 77 responses and 4 "likes" to date....
Asset Performance Management Conference–In Person or via Social Media
At the upcoming Meridium conference, May 2-6 in Roanoke, Virginia USA, three Emerson presenters will be on the agenda: Stuart Harris, Augie Di Giovanni, and Mike Boudreaux. The AMS Suite: Asset Performance Management software is built upon Meridium's APM enterprise...
Control Valves in Process Safety Applications
Update and bump: I received great news from Riyaz that the ISA Kuwait section has agreed to let us upload and link to their December 2009 newsletter containing Riyaz's article, When is a Safety Integrity Level (SIL) Rating of a Valve Required? I'd like to thank the...
Ways to Build Process Safety Competency
An important topic we touched on in an earlier post was process safety competency. The post, Developing Safety Competency, noted the importance of people involved in the safety lifecycle who must be competent in the areas of this lifecycle in which they interact....
Five Common Misconceptions about Functional Safety
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...
Field Device Sharing Between Control and Safety Systems
Emerson's Mike Boudreaux has been receiving great questions on process safety and the IEC 61511 global safety standard during some of the recent Safety Lifecycle Seminars. He's written a post to address one of them: A very common topic of discussion is the sharing of...
Thermocouples or Temperature Transmitters in Safety Systems?
I discussed the use of RTDs and thermocouples for temperature measurement last week in a post, Temperature Measurement and Installation Practices. Emerson's Len Laskowski, a certified functional safety expert (CFSE), was recently asked about the use of thermocouples...
Safety Standards and Burner Management Systems
In prior posts on safety and regulatory standards and burner management functional safety, I highlighted some of the developments in standards for burner management systems (BMS). The DeltaV SIS process safety system recently received additional TÜV functional safety...
Keep Up to Date With the Latest News and Updates
Follow Us
We invite you to follow us on Facebook, LinkedIn, Twitter and YouTube to stay up to date on the latest news, events and innovations that will help you face and solve your toughest challenges.
Do you want to reuse or translate content?
Just post a link to the entry and send us a quick note so we can share your work. Thank you very much.
Our Global Community
Emerson Exchange 365
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.