Useful Links
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Exida
- Partner organization providing
documentation and certification services for
Safety Instrumented Systems under standards
including IEC 61508 & IEC 61511.
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European Directive Homesite
- Official New Approach Directive website. Contains text for all current directives and status on all harmonized standards.
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Pressure Equipment Directive
- Official European Commission Pressure Equipment website. Good information with listing of notified bodies and published interpretations.
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Valve Manufacturers Association of America
- VMA represents the interests of over 100 U.S. and Canadian valve and actuator manufacturers.
IEC -
International Electrotechnical Commission
Source of IEC standards. Guidelines and FAQs on
IEC 61508.
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