Posts Tagged ‘IEC 61511’

Optimizing Safety Instrumented System Proof Testing

Posted in Safety on Monday, May 8th, 2017. No comments yet
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If you are new to the world of process safety, you quickly learn that it has its own jargon with phrases such as safety instrumented functions, proof test intervals, PDFavg, etc. A Flow Control magazine article, Ensuring safety compliance with optimized proof testing, written by Emerson’s Afton Coleman, Erik Mathiason and Tonya Wyatt does a […]

Focus on the Process in Your Safety Requirements Specification

Posted in Safety on Friday, March 17th, 2017. No comments yet
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A safety requirement specification (SRS) for a safety instrumented system (SIS), as part of the IEC 61511 global safety standard [from the exida blog]: …incorporates all the analysis done during the Risk Assessment, HAZOP [hazard and operability study]/PHA [process hazard analysis] and LOPA [layer of protection analysis] reviews. Emerson’s Russell Cockman presented at an Institute […]

Cures for Common Tank Gauging Problems

Posted in Tank Gauging on Friday, November 11th, 2016. No comments yet
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Accurately knowing the level in liquid storage tanks is not only important from a safety standpoint, it’s important to know for accounting, finance, and sales perspective. Accurate and reliable tank gauging systems can improve the performance of the oil & gas, refining, chemical & petrochemical, and other industries that have these storage tanks as part […]

Embracing Safety Requirements Specifications

Posted in Safety on Monday, November 7th, 2016. No comments yet
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The Institute of Measurement and Control is hosting the Functional Safety 2016 conference this week in London. This conference seeks to engage practitioners from a wide variety of industrial sectors who have responsibilities in any functional safety lifecycle phase to share views and best practices. Emerson’s Russell Cockman is presenting Why embrace the concept of […]

Improve Safety Proof Test Capabilities with Intelligent Instrumentation

Posted in Safety on Tuesday, October 25th, 2016. No comments yet
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At the Emerson Exchange conference in Austin, Emerson’s Afton Coleman, Erik Mathiason and Tonya Wyatt presented, Improve Safety Proof Test Capabilities with Intelligent Instrumentation. Their abstract: Safety Instrumented Systems are designed to be the most critical line of defense against a catastrophic failure. Ensuring that each component of the system is working properly is required, […]