1756-RM001B-EN-P, Using ControlLogix in SIL2 ... - Tuv-fs.com

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8-6 General Requirements for Application SoftwareChecklist for the Creation ofan Application ProgramThe following checklist is recommended to maintain safety technicalaspects when programming, before and after loading the new ormodified program.Company:Checklist for Creation of an Application ProgramSafety Manual ControlLogix SystemSite:Project definition:File definition / Archive number:Notes / Checks Yes No CommentBefore a ModificationAre the configuration of the ControlLogix system and theapplication program created on the basis of safety aspects?Are programming guidelines used for the creation of theapplication program?After a Modification - Before LoadingHas a review of the application program with regard to thebinding system specification been carried out by a person notinvolved in the program creation?Has the result of the review been documented and released(date/signature)?Was a backup of the complete program created before loading aprogram in the ControlLogix system?After a Modification - After LoadingWas a sufficient number of tests carried out for the safetyrelevant logical linking (including I/O) and for all mathematicalcalculations?Was all force information reset before safety operation?Has it been verified that the system is operating properly?Have the appropriate security routines and functions beeninstalled?Is the controller keyswitch in Run mode and the key removed?Publication 1756-RM001B-EN-P - October 2003
Chapter 9Technical SIL2 Requirements for theApplication ProgramThis chapter discusses technical safety for the application program.For information about:See page:General Procedure 9-1SIL Task/Program Instructions 9-4Programming Languages 9-4Changing Your Application Program 9-6Forcing 9-8Commissioning Life Cycle 9-5General ProcedureThe general procedure for programming the ControlLogix system SIL2applications is listed below.• Specification of the control function, including:– specification– flow and timing charts– diagrams– sequence charts– program description– program review process• Writing the application program• Checking by independent reviewer• Verification and validationOnce the program is tested, the ControlLogix system can be put intooperation.1 Publication 1756-RM001B-EN-P - October 2003
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Using ControlLogixin SIL2 Applicati
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Summary of Changes 2Notes:Publicati
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Preface 2Table Preface.1Section: Ti
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1-16 SIL PolicyProgram Watchdog Tim
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2-2 The ControlLogix SystemIf an an
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2-4 The ControlLogix SystemData Ech
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Page 96 and 97: A-2 Response Times in ControlLogixE
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Page 100 and 101: B-2 System Self-Testing and User-Pr
Page 102 and 103: C-2 Additional Information on Handl
Page 104 and 105: D-2 Spurious Failure EstimatesNotes
Page 106 and 107: E-2 Sample Probability of Failure o
Page 108 and 109: E-4 Sample Probability of Failure o
Page 110: 2 IndexMMean time between failures
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1756-RM001B-EN-P, Using ControlLogix in SIL2 ... - Tuv-fs.com

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