The predominance of the primary studies for safety assurance focused on functional safety that ensures the system has the capability to mitigate failure risk sufficiently for identified hazards. Generally, the safety analysis is performed during the early stages of the system lifecycle, i.e., prior ...
IEC 61508-2010 defines systematic capability as:"A measure (expressed on a scale of SC 1 to SC 4) of the confidence that the systematic safety integrity of an element meets the requirements of the specified Safety Integrity Level (SIL), in respect of the specified element safety function, ...