Safety equipment qualification
12.01.2011
| Goble, W., exida LLC, Sellersville, Pennsylvania
Keywords:
[safety]
[safety equipment]
[safety certified]
[instrumentation]
[PLC]
[DCS]
[valves]
[safety standards]
During a functional safety assessment of a packaged equipment manufacturer, the issue of instrumentation equipment qualification came up on the audit checklist. The IEC 61511 standard requires that all equipment used in a safety instrumented function be justified based on having either met requirements of IEC 61508 (IEC 61508 certified) or “prior use” experience.
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