IEC 61508 Functional Safety Assessment Rosemount Inc. - Exida

Table of ContentsManagement summary .................................................................................................... 21 Purpose and Scope ................................................................................................... 42 Project management .................................................................................................. 52.1 exida .............................................................................................................................. 52.2 Roles of the parties involved .......................................................................................... 52.3 Standards / Literature used ............................................................................................ 52.4 Reference documents .................................................................................................... 52.4.1 Documentation provided by Rosemount ............................................................. 52.4.2 Documentation generated by exida certification ............................................... 103 Product Description .................................................................................................. 114 IEC 61508 Functional Safety Assessment ............................................................... 134.1 Methodology ................................................................................................................ 134.2 Assessment level ......................................................................................................... 135 Results of the IEC 61508 Functional Safety Assessment ........................................ 145.1 Lifecycle Activities and Fault Avoidance Measures ..................................................... 145.1.1 Functional Safety Management ......................................................................... 145.1.2 Safety Requirements Specification and Architecture Design ............................ 155.1.3 Hardware Design ............................................................................................... 155.1.4 Software (Firmware) Design .............................................................................. 155.1.5 Validation........................................................................................................... 165.1.6 Verification......................................................................................................... 165.1.7 Modifications ..................................................................................................... 175.1.8 User documentation .......................................................................................... 175.2 Hardware Assessment ................................................................................................. 185.3 Opportunities for improvement ..................................................................................... 196 Terms and Definitions .............................................................................................. 207 Status of the document ............................................................................................ 217.1 Liability ......................................................................................................................... 217.2 Releases ...................................................................................................................... 217.3 Future Enhancements .................................................................................................. 217.4 Release Signatures ...................................................................................................... 21© exida Certification rosemount 11-07-062 r007 v1 r1 iec 61508 assessment.docx, 3/8/2012Michael Medoff Page 3 of 21