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Functional Safety HiC2871A

Notes

Pulscon LTC50 HART

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Содержание HiC2871A

Страница 1: ...ISO9001 3 Functional Safety Solenoid Driver HiC2871A PROCESS AUTOMATION MANUAL...

Страница 2: ...Delivery 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 r...

Страница 3: ...Standards and Directives for Functional Safety 7 3 Planning 8 3 1 System Structure 8 3 2 Assumptions 9 3 3 Safety Function and Safe State 10 3 4 Characteristic Safety Values 11 3 5 Useful Life Time 12...

Страница 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 EU type e...

Страница 5: ...nderstood the instruction manual and the further documentation Intended Use The device is only approved for appropriate and intended use Ignoring these instructions will void any warranty and absolve...

Страница 6: ...isplayed in descending order as follows Informative Symbols Action This symbol indicates a paragraph with instructions You are prompted to perform an action or a sequence of actions Danger This symbol...

Страница 7: ...evice mounts on a HiC Termination Board 2 2 Interfaces The device has the following interfaces Safety relevant interfaces input and output 2 3 Marking 2 4 Standards and Directives for Functional Safet...

Страница 8: ...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...

Страница 9: ...iod The humidity level is within manufacturer s rating For a higher average temperature of 60 C the failure rates must be multiplied by a factor of 2 5 based on experience A similar factor must be use...

Страница 10: ...s the de energized state The output current is less than 50 A Safety Function When the input signal is active the output is activated The safe state is introduced when the input voltage is below 5 V D...

Страница 11: ...t is in low condition s 1 76 FIT dd 0 FIT du 0 FIT total safety function 1 76 FIT no part 197 FIT SFF 1 1 No effect failures and Annunciation failures are not influencing the safety function and are t...

Страница 12: ...ponents 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 percentage...

Страница 13: ...uction manual 2 Observe the information in the manual 3 Observe the requirements for the safety loop 4 Connect the device only to devices that are suitable for this safety application 5 Check the safe...

Страница 14: ...he basic functionality can be tested It is under the responsibility of the plant operator to define the type of proof test and the interval time period Check the settings after the configuration by su...

Страница 15: ...t value 1 19 V high On Imax current depends on device version 2 5 V low Off 50 A Table 5 1 Steps to be performed for the proof test HiC2871A 14 1 4 11 Termination Board Zone 0 1 2 Div 1 2 Zone 2 Div 2...

Страница 16: ...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...

Страница 17: ...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...

Страница 18: ...2017 11 18 Functional Safety HiC2871A Notes Pulscon LTC50 HART...

Страница 19: ...Functional Safety HiC2871A Notes 2017 11 19...

Страница 20: ...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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