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Functional Safety HiC2027**, KCD2-STC-(Ex)1.2O.**

Notes

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17-

03

23

Pulscon LTC50 HART

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Summary of Contents for HiC2027 Series

Page 1: ...ISO9001 2 3 Functional Safety SMART Transmitter Power Supply HiC2027 KCD2 STC Ex 1 2O PROCESS AUTOMATION MANUAL...

Page 2: ...y for Products and Services of the Electrical Industry published by the Central Association of the Electrical Industry Zentralverband Elektrotechnik und Elektroindustrie ZVEI e V in its most recent ve...

Page 3: ...Standards and Directives for Functional Safety 8 3 Planning 9 3 1 System Structure 9 3 2 Assumptions 10 3 3 Safety Function and Safe State 11 3 4 Characteristic Safety Values 14 3 5 Useful Life Time 1...

Page 4: ...Disposal The documentation consists of the following parts Present document Instruction manual Manual Datasheet Additionally the following parts may belong to the documentation if applicable EC type o...

Page 5: ...uctions will void any warranty and absolve the manufacturer from any liability The device is developed manufactured and tested according to the relevant safety standards Use the device only for the ap...

Page 6: ...r a sequence of actions Danger This symbol indicates an imminent danger Non observance will result in personal injury or death Warning This symbol indicates a possible fault or danger Non observance m...

Page 7: ...Board KCD2 STC 1 2O This signal conditioner provides the galvanic isolation between field circuits and control circuits Test sockets for the connection of HART communicators are integrated into the t...

Page 8: ...7 Mannheim Germany Internet www pepperl fuchs com HiC2027 HiC2027DE KCD2 STC 1 2O KCD2 STC Ex1 2O KCD2 STC Ex1 2O DE Up to SIL 2 HiC2027ES KCD2 STC Ex1 2O ES Up to SIL 3 Functional safety IEC EN 61508...

Page 9: ...this safety loop is assumed to be higher than once per year The relevant safety parameters to be verified are the PFH value Probability of dangerous Failure per Hour Fault reaction time of the safety...

Page 10: ...equent temperature fluctuations are expected Any safe failures that occur e g output in safe state will be corrected within 24 hours e g remove sensor fault While the device is being repaired measures...

Page 11: ...dware fault tolerance of 0 and it is a type A device the SFF must be 90 according to table 2 of IEC EN 61508 2 for a SIL 3 sub system 3 3 Safety Function and Safe State Safe State Ensure that the emer...

Page 12: ...ode Switch S3 Switch S4 Current source output II I Current sink output II II Voltage source output I I Not valid I II Table 3 3 Switch settings output II Operating mode Switch S1 Switch S2 Current sou...

Page 13: ...S3 Switch S4 Current source output I I Current sink output I II Voltage source output II I Not valid II II Table 3 6 Switch settings output I Operating mode Switch S5 Switch S6 Current source output...

Page 14: ...ilures and Annunciation failures are not influencing the safety function and are therefore not included in SFF and in the failure rates of the safety function 0 FIT dd 222 FIT du 55 FIT annunciation 0...

Page 15: ...output function Channel 1 Channel 2 s 1 1 No effect failures and Annunciation failures are not influencing the safety function and are therefore not included in SFF and in the failure rates of the sa...

Page 16: ...or components that have this constant domain and that the validity of the calculation is limited to the useful lifetime of each component It is assumed that early failures are detected to a huge perce...

Page 17: ...e energize the device before configuring the device 2 Remove the device 3 Configure the device for the required safety function via the DIP switches see chapter 3 3 4 Secure the DIP switches to preven...

Page 18: ...y values See chapter 3 4 It is under the responsibility of the plant operator to define the type of proof test and the interval time period Equipment required Digital multimeter with an accuracy bette...

Page 19: ...urrent source current sink mA Voltage source V 1 20 0 20 0 0 4 5 0 0 1 2 12 0 12 0 0 4 3 0 0 1 3 4 0 4 0 0 4 1 0 0 1 4 23 0 23 0 0 4 5 75 0 1 5 0 0 2 0 1 Table 5 1 Steps to be performed for the proof...

Page 20: ...et up for KCD2 STC Ex 1 2O Usage in Zone 0 1 2 Div 1 2 only for KCD2 STC Ex1 2O KCD2 STC Ex1 2O DE KCD2 STC Ex1 2O ES KCD2 STC Ex1 2O 1 2 3 4 Zone 2 Div 2 Zone 0 1 2 Div 1 2 5 6 I 7 8 II Multimeter mA...

Page 21: ...y loop does not work without the device shut down the application Do not restart the application without taking proper precautions Secure the application against accidental restart 3 Do not repair a d...

Page 22: ...effect failure is not used for calculation of SFF not part Probability of failure of components that are not in the safety loop total safety function Safety function HFT Hardware Fault Tolerance MTBF...

Page 23: ...Functional Safety HiC2027 KCD2 STC Ex 1 2O Notes 2017 03 23 Pulscon LTC50 HART...

Page 24: ...rl fuchs com PROCESS AUTOMATION PROTECTING YOUR PROCESS Worldwide Headquarters Pepperl Fuchs GmbH 68307 Mannheim Germany Tel 49 621 776 0 E mail info de pepperl fuchs com For the Pepperl Fuchs represe...

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