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Entries tagged with: Field Failure Analysis

My Final Element Field Failure Data says 150 FITS and OREDA is 2000 FITS

My Final Element Field Failure Data says 150 FITS and OREDA is 2000 FITS

I got an email saying that the exida's www.SILSafeData.com minimum failure rates were way too high.  The email went on to say that his REAL field failure data showed a result of 150 FITS for a remote actuated valve assembly.  The lowest SILSafeData limits for clean service, Class IV leakage,…

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The Battle of the Failure Rates

Site Specific vs. Product Specific

During a field failure analysis study, it was discovered that the calculated failure rate of a specific device varied by more than 4X depending on installation site.  Particularly, it was one specific site with a high failure rate.  While any reliability engineer…

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exida explains

The exida explains blog has been around for over five years and gives expert and sometimes candid insight into the world functional safety, alarm management, and industrial cybersecurity.

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Alarm Management CFSE cybersecurity Cybersecurity Dr. William Goble exida exSILentia Failure Rates FMEDA Functional Safety functional safety IEC 61508 IEC 61511 IEC 62443 IEC61511 ISA-18.2 Iwan van Beurden John Yozallinas Loren Stewart Patrick O'Brien PFDavg PLC safety lifecycle SIF SIL silsafe SIS Steve Gandy Ted Stewart Todd Stauffer