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

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116 IndexRelay Output Module 45system 39Digital Input Modulealarms 43diagnostics 43Digital Output Modulealarms 43diagnostics 43DIN V 19250 15DIN V VDE 0801 15DIN VDE 0116 17disable output voter diagnostics 25disabled points alarms 24, 68Download All command 25Download Change command 51Eemergency shutdown system 21EN 54, part 3 17equationscalculating PFD avg for sensors 9calculating PFD avg for system 9calculating PFD avg for block valves 9EX01_shutdown program 56EX02_shutdown program 61EX03_shutdown program 67external communication 46external faults 40FfactorsSIL 4SIS 5faultsexternal 40internal 40types 40fire and gas systems 22flagssemaphore 46functionsModbus master 25Ggeneral guidelines 20guidelinesdevelopment 50general 20SIL 27–30SIL fire and gas 28, 30SIL general 27, 29Tricon controller 23Hhazard and risk analysis 5II/O modulesaccumulating status 75, 96alarms 45system-critical 55IEC 61508, parts 1–7 16IEC 61511 16Input Module alarmsAnalog 44Digital 43Input Module diagnosticsAnalog 44Digital 43input parameters 57, 62installation checkTriStation 50internal faults 40Llayersprotection 5life cycle modelsafety 12MMain Processorsystem attributes 47Tribus 46maintenance overrides 32Tricon Safety Considerations Guide
Index 117Modbus master functions 25modelsafety life cycle 12modesoperating 41module alarmsAnalog Input 44Analog Output 44Digital Input 43Digital Output 43I/O 45Relay Output 45module diagnosticsAnalog Input 44Analog Output 44Digital Input 43Digital Output 43Relay Output 45modulesaccumulating status 75, 96safety-critical 24system-critical shutdown program for all55system-critical shutdown program forsome 60NNFPA 72 17NFPA 8501 17NFPA 8502 17Ooperating modesdual 41single 41TMR 41zero 41operating requirements 34operationalarm output 59, 64Output Module alarmsAnalog 44Digital 43Relay 45Output Module diagnosticsAnalog 44Digital 43Relay 45output operation alarms 64output parameters 58, 63output voter diagnosticsdisable 25OVDSee output voter diagnosticsoverridesmaintenance 32overrunscan 54overviewsafety 5Pparametersinput 62output 58partitioning processes 66Peer-to-Peer communication 25description of function blocks for 70, 96Peer-to-Peer function blocksdata transfer time 70, 96errors 71examples 72rules for correct usage 70, 96using with critical data 26permitted alarmsprogramming 68PFD avg for block valveequation for calculating 9PFD avg for sensorsequation for calculating 9PFD avg for systemequation for calculating 9points alarmsdisabled 68processespartitioning 66Tricon Safety Considerations Guide
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TriconVersion 9Safety Consideration
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AcknowledgementTriconex acknowledge
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viRelated DocumentsRelated Document
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viiiHow to Contact TriconexHow to C
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xTrainingFor Turbomachinery Systems
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xiCONTENTSAbout This Guide ........
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xiiiAnalog Input Module Alarms ....
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CHAPTER 1Safety ConceptsThis chapte
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Safety Overview 3Protection LayersT
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Hazard and Risk Analysis 5Hazard an
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Hazard and Risk Analysis 7Completio
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Hazard and Risk Analysis 9Equation
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Hazard and Risk Analysis 11Flowchar
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Hazard and Risk Analysis 13Some key
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Safety Standards 15Safety Standards
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Safety Standards 17Application-Spec
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CHAPTER 2Application GuidelinesThis
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General Guidelines 21• Under cert
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Guidelines for Tricon Controllers 2
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CHAPTER 3Fault ManagementThis chapt
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System Diagnostics 39System Diagnos
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Operating Modes 41Operating ModesEa
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Module Diagnostics 43Module Diagnos
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Module Diagnostics 45Relay Output M
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Module Diagnostics 47System Attribu
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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
Page 81 and 82: Sample Safety-Shutdown Programs 65D
Page 83 and 84: Sample Safety-Shutdown Programs 67P
Page 85 and 86: APPENDIX APeer-to-Peer Communicatio
Page 87 and 88: Data Transfer Time 71ParameterTS =S
Page 89 and 90: Examples of Peer-to-Peer Applicatio
Page 91 and 92: TR_CRITICAL_IO Function Block 75TR_
Page 93 and 94: TR_CRITICAL_IO Function Block 77Par
Page 95 and 96: TR_CRITICAL_IO Function Block 79Str
Page 97 and 98: TR_CRITICAL_IO Function Block 81CO
Page 99 and 100: TR_SHUTDOWN Function Block 83Parame
Page 101 and 102: TR_SHUTDOWN Function Block 85Relate
Page 103 and 104: TR_SHUTDOWN Function Block 87* Exam
Page 105 and 106: TR_SHUTDOWN Function Block 89TIMER_
Page 107 and 108: TR_VOTE_MODE Function Block 91Param
Page 109 and 110: TR_VOTE_MODE Function Block 93Appen
Page 111 and 112: APPENDIX BShutdown Function BlocksT
Page 113 and 114: TR_CRITICAL_IO Function Block 974 R
Page 115 and 116: TR_CRITICAL_IO Function Block 99Rel
Page 117 and 118: TR_CRITICAL_IO Function Block 101*
Page 119 and 120: TR_SHUTDOWN Function Block 103TR_SH
Page 121 and 122: TR_SHUTDOWN Function Block 105Param
Page 123 and 124: TR_SHUTDOWN Function Block 107Struc
Page 125 and 126: TR_SHUTDOWN Function Block 109IF CI
Page 127 and 128: TR_VOTE_MODE Function Block 111TR_V
Page 129 and 130: TR_VOTE_MODE Function Block 113Stru
Page 131: Index 115IndexAactual scan time 53a
Page 135 and 136: Index 119timescan 53TMR architectur
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