Safety Considerations Guide, Tricon v9.0 - Tuv-fs.com

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xiiNFPA 8502 ....................................................................................... 17CSA C22.2 NO 199 ........................................................................... 17Chapter 2 Application Guidelines .............................................................. 19TÜV Rheinland Certification ....................................................................... 20General Guidelines ...................................................................................... 20All Safety Systems .................................................................................. 20Emergency Shutdown Systems .............................................................. 21Burner Management Systems ................................................................. 21Fire and Gas Systems ............................................................................. 22Guidelines for Tricon Controllers ............................................................... 23Safety-Critical Modules ........................................................................... 24Safety-Shutdown ..................................................................................... 24Response Time and Scan Time .............................................................. 24Disabled Points Alarm ............................................................................. 24Disabled Output Voter Diagnostic ........................................................... 25Download All at Completion of Project .................................................... 25Modbus Master Functions ....................................................................... 25Peer-to-Peer Communication .................................................................. 25Sending Node ................................................................................... 25Receiving Node ................................................................................. 26SIL3/AK5 Guidelines ............................................................................... 27Additional Fire and Gas Guidelines .................................................. 28SIL3/AK6 Guidelines ............................................................................... 29Additional Fire and Gas Guidelines .................................................. 30Project Change and Control .................................................................... 30Maintenance Overrides ........................................................................... 32Using Serial Communication ............................................................. 32Additional Recommendations .................................................................. 35Chapter 3 Fault Management ..................................................................... 37System Architecture .................................................................................... 38System Diagnostics ..................................................................................... 39Types of Faults ............................................................................................. 40External Faults ........................................................................................ 40Internal Faults .......................................................................................... 40Operating Modes .......................................................................................... 41Module Diagnostics ..................................................................................... 43Digital Input Modules ............................................................................... 43Digital Input Module Alarms .............................................................. 43Digital Output Modules ............................................................................ 43Digital Output Module Alarms ........................................................... 43Analog Input Modules .............................................................................. 44Tricon Safety Considerations Guide
xiiiAnalog Input Module Alarms ............................................................. 44Analog Output Modules ........................................................................... 44Analog Output Module Field Alarms .................................................. 44Relay Output Modules ............................................................................. 45Relay Output Module Alarms ............................................................ 45Input/Output Processing .......................................................................... 45I/O Module Alarms ............................................................................. 45Main Processor and TriBus ...................................................................... 46External Communication .......................................................................... 46Semaphore Flags .............................................................................. 46System Attributes .............................................................................. 47Chapter 4 Application Development .......................................................... 49Development Guidelines ............................................................................. 50TriStation Install Check ......................................................................... 50Important TriStation Commands ................................................................ 51Download Change ................................................................................... 51Upload and Verify .................................................................................... 52Compare to Last Download ..................................................................... 52Setting Scan Time ........................................................................................ 53Scan Time ................................................................................................ 53Scan Surplus ............................................................................................ 53Scan Overruns .................................................................................. 54Sample Safety-Shutdown Programs .......................................................... 55All I/O Modules Safety-Critical ................................................................. 55Program EX01_SHUTDOWN ............................................................ 56Some I/O Modules Safety-Critical ............................................................ 60Program EX02_SHUTDOWN ............................................................ 61Defining Function Blocks ......................................................................... 65Partitioned Processes .............................................................................. 66Program EX03_SHUTDOWN ............................................................ 67Alarm Usage ................................................................................................. 68Programming Permitted Alarm ................................................................. 68Remote Access Alarm ............................................................................. 68Response Time and Scan Time ............................................................... 68Disabled Points Alarm .............................................................................. 68Appendix A Peer-to-Peer Communication .................................................... 69Data Transfer Time ....................................................................................... 70Tricon Safety Considerations Guide
Page 1 and 2: TriconVersion 9Safety Consideration
Page 3: AcknowledgementTriconex acknowledge
Page 6 and 7: viRelated DocumentsRelated Document
Page 8 and 9: viiiHow to Contact TriconexHow to C
Page 10: xTrainingFor Turbomachinery Systems
Page 13: xiCONTENTSAbout This Guide ........
Page 17 and 18: CHAPTER 1Safety ConceptsThis chapte
Page 19 and 20: Safety Overview 3Protection LayersT
Page 21 and 22: Hazard and Risk Analysis 5Hazard an
Page 23 and 24: Hazard and Risk Analysis 7Completio
Page 25 and 26: Hazard and Risk Analysis 9Equation
Page 27 and 28: Hazard and Risk Analysis 11Flowchar
Page 29 and 30: Hazard and Risk Analysis 13Some key
Page 31 and 32: Safety Standards 15Safety Standards
Page 33 and 34: Safety Standards 17Application-Spec
Page 35 and 36: CHAPTER 2Application GuidelinesThis
Page 37 and 38: General Guidelines 21• Under cert
Page 39 and 40: Guidelines for Tricon Controllers 2
Page 53 and 54: CHAPTER 3Fault ManagementThis chapt
Page 55 and 56: System Diagnostics 39System Diagnos
Page 57 and 58: Operating Modes 41Operating ModesEa
Page 59 and 60: Module Diagnostics 43Module Diagnos
Page 61 and 62: Module Diagnostics 45Relay Output M
Page 63 and 64: Module Diagnostics 47System Attribu
Page 65 and 66:
CHAPTER 4Application DevelopmentThi
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Important TriStation Commands 51Imp
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Setting Scan Time 53Setting Scan Ti
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Sample Safety-Shutdown Programs 55S
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Sample Safety-Shutdown Programs 57I
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Sample Safety-Shutdown Programs 59A
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Sample Safety-Shutdown Programs 61P
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Sample Safety-Shutdown Programs 63O
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Sample Safety-Shutdown Programs 65D
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Sample Safety-Shutdown Programs 67P
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APPENDIX APeer-to-Peer Communicatio
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Data Transfer Time 71ParameterTS =S
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Examples of Peer-to-Peer Applicatio
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TR_CRITICAL_IO Function Block 75TR_
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TR_CRITICAL_IO Function Block 77Par
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TR_CRITICAL_IO Function Block 79Str
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TR_CRITICAL_IO Function Block 81CO
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TR_SHUTDOWN Function Block 83Parame
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TR_SHUTDOWN Function Block 85Relate
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TR_SHUTDOWN Function Block 87* Exam
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TR_SHUTDOWN Function Block 89TIMER_
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TR_VOTE_MODE Function Block 91Param
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TR_VOTE_MODE Function Block 93Appen
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APPENDIX BShutdown Function BlocksT
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TR_CRITICAL_IO Function Block 974 R
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TR_CRITICAL_IO Function Block 99Rel
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TR_CRITICAL_IO Function Block 101*
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TR_SHUTDOWN Function Block 103TR_SH
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TR_SHUTDOWN Function Block 105Param
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TR_SHUTDOWN Function Block 107Struc
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TR_SHUTDOWN Function Block 109IF CI
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TR_VOTE_MODE Function Block 111TR_V
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TR_VOTE_MODE Function Block 113Stru
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Index 115IndexAactual scan time 53a
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Index 117Modbus master functions 25
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Index 119timescan 53TMR architectur
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