GuardLogix Controller SystemsCatalog Numbers 1756-L61S, 1756-L62S, 1756-L63S, 1768-L43S, 1768-L45SSafety Reference Manual
10 Publication 1756-RM093F-EN-P - January 2010Preface Understanding TerminologyThe following table defines terms used in this manual.Terms and
100 Publication 1756-RM093F-EN-P - January 2010Appendix D Checklists for GuardLogix Safety ApplicationsNotes:
Publication 1756-RM093F-EN-P - January 2010 101Appendix EProbability of Failure on Demand (PFD) and Probability of Failure per Hour (PFH) DataIntroduc
102 Publication 1756-RM093F-EN-P - January 2010Appendix E Probability of Failure on Demand (PFD) and Probability of Failure per Hour (PFH) Data
Publication 1756-RM093F-EN-P - January 2010 103GlossaryAdd-On InstructionAn instruction that you create as an add-on to the Logix instruction set. Onc
104 Publication 1756-RM093F-EN-P - January 2010GlossaryOnlineSituation where you are monitoring/modifying the program in the controller.OverlapWhen a
Publication 1756-RM093F-EN-P - January 2010 105GlossaryRoutineA set of logic instructions in a single programming language, such as a ladder diagram.
106 Publication 1756-RM093F-EN-P - January 2010GlossarySafety ProgramA safety program has all the attributes of a standard program, except that it can
Publication 1756-RM093F-EN-P - January 2010 107GlossarySafety Task WatchdogThe maximum time allowed from the start of safety task execution to its com
108 Publication 1756-RM093F-EN-P - January 2010GlossaryNotes:
Publication 1756-RM093F-EN-P - January 2010 109IndexNumerics1734-AENT 16, 17hardware overview 261734-AENTR 161756-A10 171756-A13 171756-A17 171756-A4
Publication 1756-RM093F-EN-P - January 2010 11 PrefaceAdditional ResourcesThe table below provides a listing of publications that contain impor
110 Publication 1756-RM093F-EN-P - January 2010IndexEtherNet/IP communication interface modulehardware overview 26European norm.definition 10Ffailurec
Publication 1756-RM093F-EN-P - January 2010 111Indexprogramchecklist 99download 61editing life cycle 65offline editing 64online editing 64upload 61pro
112 Publication 1756-RM093F-EN-P - January 2010Indexsignature history 87softwarechanging your application program 63commissioning life cycle 54system
Publication 1756-RM093F-EN-P - January 2010 114Supersedes Publication 1756-RM093E-EN-P - July 2008 Copyright © 2010 Rockwell Automation, Inc. All righ
12 Publication 1756-RM093F-EN-P - January 2010Preface Notes:
13Publication 1756-RM093F-EN-P - January 2010 13Chapter 1Safety Integrity Level (SIL) ConceptIntroductionThis chapter introduces you to the Safety Int
14 Publication 1756-RM093F-EN-P - January 2010Chapter 1 Safety Integrity Level (SIL) ConceptThe TÜV Rheinland has approved GuardLogix controlle
Publication 1756-RM093F-EN-P - January 2010 15Safety Integrity Level (SIL) Concept Chapter 1GuardLogix Architecture for SIL 3 ApplicationsThe f
16 Publication 1756-RM093F-EN-P - January 2010Chapter 1 Safety Integrity Level (SIL) ConceptGuardLogix System ComponentsThe tables in this sect
Publication 1756-RM093F-EN-P - January 2010 17Safety Integrity Level (SIL) Concept Chapter 1Slots of a SIL 3 system chassis not used by the 175
18 Publication 1756-RM093F-EN-P - January 2010Chapter 1 Safety Integrity Level (SIL) ConceptGuardLogix CertificationsThis table lists the main
Publication 1756-RM093F-EN-P - January 2010 19Safety Integrity Level (SIL) Concept Chapter 1GuardLogix PFD and PFH SpecificationsSafety-related
Important User InformationSolid state equipment has operational characteristics differing from those of electromechanical equipment. Safety Guidelines
20 Publication 1756-RM093F-EN-P - January 2010Chapter 1 Safety Integrity Level (SIL) ConceptTo determine the logic element PFH for each safety
Publication 1756-RM093F-EN-P - January 2010 21Safety Integrity Level (SIL) Concept Chapter 1System Reaction TimeThe system reaction time is the
22 Publication 1756-RM093F-EN-P - January 2010Chapter 1 Safety Integrity Level (SIL) ConceptContact Information If Device Failure OccursIf you
23Publication 1756-RM093F-EN-P - January 2010 23Chapter 2GuardLogix Controller SystemIntroductionFor a brief listing of components suitable for use in
24 Publication 1756-RM093F-EN-P - January 2010Chapter 2 GuardLogix Controller SystemPrimary ControllerThe primary controller is the processor t
Publication 1756-RM093F-EN-P - January 2010 25GuardLogix Controller System Chapter 2No extra configuration or wiring is required for SIL 3 oper
26 Publication 1756-RM093F-EN-P - January 2010Chapter 2 GuardLogix Controller SystemCommunication BridgesThese communication interface modules
Publication 1756-RM093F-EN-P - January 2010 27GuardLogix Controller System Chapter 2DeviceNet Safety NetworkThe 1756-DNB DeviceNet bridge modul
28 Publication 1756-RM093F-EN-P - January 2010Chapter 2 GuardLogix Controller SystemProgramming OverviewThe programming software for the GuardL
29Publication 1756-RM093F-EN-P - January 2010 29Chapter 3CIP Safety I/O for the GuardLogix Control SystemIntroductionOverviewBefore operating a GuardL
3Publication 1756-RM093F-EN-P - January 2010 3Summary of ChangesThe information below summarizes the changes to this manual since the last publication
30 Publication 1756-RM093F-EN-P - January 2010Chapter 3 CIP Safety I/O for the GuardLogix Control SystemDiagnosticsCIP Safety I/O modules perfo
Publication 1756-RM093F-EN-P - January 2010 31CIP Safety I/O for the GuardLogix Control System Chapter 3Reaction TimeThe input reaction time is
32 Publication 1756-RM093F-EN-P - January 2010Chapter 3 CIP Safety I/O for the GuardLogix Control SystemI/O Module ReplacementThe replacement o
Publication 1756-RM093F-EN-P - January 2010 33CIP Safety I/O for the GuardLogix Control System Chapter 3Configure Only When No Safety Signature
34 Publication 1756-RM093F-EN-P - January 2010Chapter 3 CIP Safety I/O for the GuardLogix Control SystemNotes:
35Publication 1756-RM093F-EN-P - January 2010 35Chapter 4CIP Safety and the Safety Network NumberIntroductionTo understand the safety requirements of
36 Publication 1756-RM093F-EN-P - January 2010Chapter 4 CIP Safety and the Safety Network NumberUnique Node ReferenceThe CIP Safety protocol is
Publication 1756-RM093F-EN-P - January 2010 37CIP Safety and the Safety Network Number Chapter 4Each CIP Safety device must be configured with
38 Publication 1756-RM093F-EN-P - January 2010Chapter 4 CIP Safety and the Safety Network NumberConsiderations for Assigning the Safety Network
Publication 1756-RM093F-EN-P - January 2010 39CIP Safety and the Safety Network Number Chapter 4Refer to the GuardLogix Controllers User Manual
4 Publication 1756-RM093F-EN-P - January 2010Summary of Changes
40 Publication 1756-RM093F-EN-P - January 2010Chapter 4 CIP Safety and the Safety Network NumberNotes:
41Publication 1756-RM093F-EN-P - January 2010 41Chapter 5Characteristics of Safety Tags, the Safety Task, and Safety ProgramsIntroductionThis chapter
42 Publication 1756-RM093F-EN-P - January 2010Chapter 5 Characteristics of Safety Tags, the Safety Task, and Safety ProgramsSIL 2 Safety Applic
Publication 1756-RM093F-EN-P - January 2010 43Characteristics of Safety Tags, the Safety Task, and Safety Programs Chapter 5Safety-locking the
44 Publication 1756-RM093F-EN-P - January 2010Chapter 5 Characteristics of Safety Tags, the Safety Task, and Safety ProgramsFor Cat 1, Cat 2, a
Publication 1756-RM093F-EN-P - January 2010 45Characteristics of Safety Tags, the Safety Task, and Safety Programs Chapter 5SIL 2 Safety Contro
46 Publication 1756-RM093F-EN-P - January 2010Chapter 5 Characteristics of Safety Tags, the Safety Task, and Safety ProgramsSIL 2 Input DataKee
Publication 1756-RM093F-EN-P - January 2010 47Characteristics of Safety Tags, the Safety Task, and Safety Programs Chapter 5SIL 2 OutputsFollow
48 Publication 1756-RM093F-EN-P - January 2010Chapter 5 Characteristics of Safety Tags, the Safety Task, and Safety ProgramsSafety Task Limitat
Publication 1756-RM093F-EN-P - January 2010 49Characteristics of Safety Tags, the Safety Task, and Safety Programs Chapter 5• Safety input valu
5Publication 1756-RM093F-EN-P - January 2010 5Table of ContentsPrefaceIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
50 Publication 1756-RM093F-EN-P - January 2010Chapter 5 Characteristics of Safety Tags, the Safety Task, and Safety ProgramsSafety RoutinesSafe
Publication 1756-RM093F-EN-P - January 2010 51Characteristics of Safety Tags, the Safety Task, and Safety Programs Chapter 5Tags classified as
52 Publication 1756-RM093F-EN-P - January 2010Chapter 5 Characteristics of Safety Tags, the Safety Task, and Safety ProgramsAdditional Resource
53Publication 1756-RM093F-EN-P - January 2010 53Chapter 6Safety Application DevelopmentIntroductionSafety Concept AssumptionsThe safety concept assume
54 Publication 1756-RM093F-EN-P - January 2010Chapter 6 Safety Application DevelopmentCommissioning Life CycleThe flowchart below shows the ste
Publication 1756-RM093F-EN-P - January 2010 55Safety Application Development Chapter 6Specification of the Control FunctionYou must create a sp
56 Publication 1756-RM093F-EN-P - January 2010Chapter 6 Safety Application DevelopmentCreate the ProjectThe logic and instructions used in prog
Publication 1756-RM093F-EN-P - January 2010 57Safety Application Development Chapter 6Generate the Safety Task SignatureThe safety task signatu
58 Publication 1756-RM093F-EN-P - January 2010Chapter 6 Safety Application DevelopmentYou must include a set of tests to prove the validity of
Publication 1756-RM093F-EN-P - January 2010 59Safety Application Development Chapter 6The steps below illustrate one method for confirming the
6 Publication 1756-RM093F-EN-P - January 2010Table of ContentsSafety Considerations for CIP Safety I/O Modules. . . . . . . . . 31Ownership . . . .
60 Publication 1756-RM093F-EN-P - January 2010Chapter 6 Safety Application DevelopmentSafety ValidationAn independent, third-party review of th
Publication 1756-RM093F-EN-P - January 2010 61Safety Application Development Chapter 6Downloading the Safety Application ProgramUpon download,
62 Publication 1756-RM093F-EN-P - January 2010Chapter 6 Safety Application DevelopmentStoring and Loading a Project from Nonvolatile MemoryIn v
Publication 1756-RM093F-EN-P - January 2010 63Safety Application Development Chapter 6Inhibit a ModuleYou cannot inhibit or uninhibit Safety I/
64 Publication 1756-RM093F-EN-P - January 2010Chapter 6 Safety Application Development• If online edits exist only in the standard routines, th
Publication 1756-RM093F-EN-P - January 2010 65Safety Application Development Chapter 6Edit Your ProjectOnline and Offline Edit ProcessGenerate
66 Publication 1756-RM093F-EN-P - January 2010Chapter 6 Safety Application DevelopmentNotes:
67Publication 1756-RM093F-EN-P - January 2010 67Chapter 7Monitor Status and Handle FaultsIntroductionThe GuardLogix architecture provides you with man
68 Publication 1756-RM093F-EN-P - January 2010Chapter 7 Monitor Status and Handle FaultsThe CONNECTION_STATUS data type contains RunMode and Co
Publication 1756-RM093F-EN-P - January 2010 69Monitor Status and Handle Faults Chapter 7inputs to their de-energized (safety) state, and the as
Publication 1756-RM093F-EN-P - January 2010 7Table of ContentsCreate the Project. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56Test th
70 Publication 1756-RM093F-EN-P - January 2010Chapter 7 Monitor Status and Handle FaultsUse the Output Fault Latch and Reset Flowchart to deter
Publication 1756-RM093F-EN-P - January 2010 71Monitor Status and Handle Faults Chapter 7Ladder Logic Example 10/Node30:I.InputStatusLNode30Inpu
72 Publication 1756-RM093F-EN-P - January 2010Chapter 7 Monitor Status and Handle FaultsLadder Logic Example 20///Node30:I.InputStatusLNode30In
Publication 1756-RM093F-EN-P - January 2010 73Monitor Status and Handle Faults Chapter 7Output Fault Latch and Reset FlowchartLadder Logic Exam
74 Publication 1756-RM093F-EN-P - January 2010Chapter 7 Monitor Status and Handle FaultsGet System Value (GSV) and Set System Value (SSV) Instr
Publication 1756-RM093F-EN-P - January 2010 75Monitor Status and Handle Faults Chapter 7Nonrecoverable Controller FaultsA nonrecoverable contro
76 Publication 1756-RM093F-EN-P - January 2010Chapter 7 Monitor Status and Handle FaultsRecoverable FaultsController faults caused by user prog
Publication 1756-RM093F-EN-P - January 2010 77Appendix ASafety InstructionsIntroductionFor the latest information, see our safety certificates at http
78 Publication 1756-RM093F-EN-P - January 2010Appendix A Safety InstructionsTHRSe Two-Hand Run Station – EnhancedMonitors two diverse safety in
Publication 1756-RM093F-EN-P - January 2010 79Safety Instructions Appendix AMetal Form Safety Application InstructionsThese instructions are av
8 Publication 1756-RM093F-EN-P - January 2010Table of ContentsCreate a Safety Add-On Instruction . . . . . . . . . . . . . . . . . 85Generate Instruc
80 Publication 1756-RM093F-EN-P - January 2010Appendix A Safety InstructionsSafety InstructionsRoutines in the safety task may use these ladder
Publication 1756-RM093F-EN-P - January 2010 81Safety Instructions Appendix AAdditional ResourcesProgram ControlJMP Jump To Label Jump over a se
82 Publication 1756-RM093F-EN-P - January 2010Appendix A Safety Instructions
Publication 1756-RM093F-EN-P - January 2010 83Appendix BSafety Add-On InstructionsIntroductionWith RSLogix 5000 software, version 18 and later, you ca
84 Publication 1756-RM093F-EN-P - January 2010Appendix B Safety Add-On InstructionsFlowchart for Creating and Using Safety Add-On InstructionsC
Publication 1756-RM093F-EN-P - January 2010 85Safety Add-On Instructions Appendix BCreate Add-On Instruction Test ProjectYou need to create a u
86 Publication 1756-RM093F-EN-P - January 2010Appendix B Safety Add-On InstructionsWhen an instruction signature has been generated, RSLogix 50
Publication 1756-RM093F-EN-P - January 2010 87Safety Add-On Instructions Appendix BSafety Validate Add-On InstructionsAn independent, third-par
88 Publication 1756-RM093F-EN-P - January 2010Appendix B Safety Add-On InstructionsVerify Safety Add-On Instruction SignaturesAfter you downloa
Publication 1756-RM093F-EN-P - January 2010 89Appendix CReaction TimesIntroductionSystem Reaction TimeTo determine the system reaction time of any con
9Publication 1756-RM093F-EN-P - January 2010 9PrefaceIntroductionAbout This PublicationThis manual is intended to describe the GuardLogix controller s
90 Publication 1756-RM093F-EN-P - January 2010Appendix C Reaction TimesSimple Input-logic-output ChainLogix System Reaction Time for Simple Inp
Publication 1756-RM093F-EN-P - January 2010 91Reaction Times Appendix CLogic Chain Using Produced/Consumed Safety TagsLogix System Reaction Tim
92 Publication 1756-RM093F-EN-P - January 2010Appendix C Reaction TimesFactors Affecting Logix Reaction-time ComponentsThe Logix Reaction Time
Publication 1756-RM093F-EN-P - January 2010 93Reaction Times Appendix CAdditional ResourcesResource DescriptionGuardLogix Controllers User Manu
94 Publication 1756-RM093F-EN-P - January 2010Appendix C Reaction Times
Publication 1756-RM093F-EN-P - January 2010 95Appendix DChecklists for GuardLogix Safety ApplicationsIntroductionThe checklists in this appendix are r
96 Publication 1756-RM093F-EN-P - January 2010Appendix D Checklists for GuardLogix Safety ApplicationsChecklist for GuardLogix Controller Syste
Publication 1756-RM093F-EN-P - January 2010 97Checklists for GuardLogix Safety Applications Appendix DChecklist for Safety InputsFor programmin
98 Publication 1756-RM093F-EN-P - January 2010Appendix D Checklists for GuardLogix Safety ApplicationsChecklist for Safety OutputsFor programmi
Publication 1756-RM093F-EN-P - January 2010 99Checklists for GuardLogix Safety Applications Appendix DChecklist for Developing a Safety Applica
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