EngineeringRegulatory PolicySystems EngineeringProcess SafetyRegulatory ComplianceSafety EngineeringIndustrial SafetyOccupational SafetyProcess Safety ControlSafety Instrumented SystemsSafety StandardsSafety SystemsExplosive AtmospheresIndustrial Safety StandardsIndustrial Safety SystemsMajor Accident Hazard AnalysisMajor Accident PreventionProcess Safety StandardsSafety Standard-settingSafety Standards Compliance
The IEC standard (61511) for safety instrumented systems in the process industries is discussed. The following areas are covered: the Health and Safety at Work Act, 1974; control of major accident hazards regulations; dangerous substances and explosive atmospheres regulations, 2002; ALARP (risk reduction to as low as is reasonably practicable); and UK Health and Safety Executive guidelines on IEC 61508 standard. (9 pages)