Functional safety of electrical/ electronic/ programmable electronic safety-related systems - Guidelines on the application of IEC 61508-2 and IEC 61508-3 Ingestion-build-228203 The scope covers all threats

The scope covers all threats and the protection of all elements of food supply

testing and verification of GRP tanks and vessels with or without thermoplastics lining for storage or processing of fluids

irrespective of the degree of supervision

Such functions are not intended to affect the requirements of any mandatory or optional functions

BS 7714:2005 provides guidance on the storage of seals used in hydraulic and pneumatic fluid power applications

Functional safety of electrical/ electronic/ programmable electronic safety-related systems - Guidelines on the application of IEC 61508-2 and IEC 61508-3 Ingestion-build-228203 The scope covers all threatsBS EN 61508 6: 2002 contains information and guidelines on IEC 61508 2 and IEC 61508 3. Annex A gives a brief overview of the requirements of IEC 61508 2 and IEC 61508 3 and sets out the functional steps in their application. Annex B gives an example technique for calculating the probabilities of hardware failure and should be read in conjunction with 7. 4. 3 and annex C of IEC 61508 2 and annex D. Annex C gives a worked example of calculating