西门子自动化课程 5.docx

西门子自动化课程 5.docx

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西门子自动化课程5

TrainingDocumentforComprehensiveAutomationSolutions

TotallyIntegratedAutomation（TIA）

MODULEE08

PROFIsafeandPROFINET

with

IOControllerCPU315F-2PN/DP

and

IODeviceET200S

ThisdocumenthasbeenwrittenbySiemensAGfortrainingpurposesfortheprojectentitled"SiemensAutomationCooperateswithEducation（SCE）".

SiemensAGacceptsnoresponsibilityforthecorrectnessofthecontents.

Transmission,useorreproductionofthisdocumentisonlypermittedwithinpublictrainingandeducationalfacilities.ExceptionsrequirethepriorwrittenapprovalbySiemensAG（MichaelKnustmichael.knust@）.

Offenderswillbeliablefordamages.Allrights,includingtherighttotranslatethedocument,arereserved,particularlyifapatentisgrantedorutilitymodelisregistered.

Wewouldliketothankthefollowing:

MichaelDziallasEngineering,theteachersatvocationalschools,andallotherswhohelpedtopreparethisdocument.

PAGE

1.Preface4

2.NotesonUsingtheCPU315F-2PN/DP8

3.NotesonUsingtheET200SwithIM151-3PNHF11

4.StartingUpPROFIsafewithCPU315F-2PN/DPandET200S12

5.ProgramExample42

ThefollowingsymbolsareprovidedasaguidethroughModuleE08:

Information

Programming

SampleExercise

Notes

1.preface

Intermsofitscontents,ModuleE08ispartoftheteachingunitentitled’ITCommunicationwithSIMATICS7’.

FrequencyConverteratSIMATICS7

2to3daysModulesH

LearningObjective:

InModuleE08,thereaderlearnshowasafety-relatedapplicationisstarteduponthePROFINET（PROFIsafe）.OnthePROFIBUS,theCPU315F-2PN/DPisusedasIOControllerwithanET200SasIOdevice,inordertomonitorthesafetydooratapress.AnEmergencyStopisalsoimplementedwiththeET200S.ModuleE08showsthemethodinprinciple,usingabriefexample.

Prerequisites:

TosuccessfullyworkthroughModuleE08,thefollowingknowledgeisassumed:

KnowledgeinhandlingWindows

FundamentalsofPLCprogrammingwithSTEP7（forexample,ModuleA3-'Startup’

PLCProgrammingwithSTEP7）

●Fundamentalsofnetworkengineering（forexample,AppendixV-BasicsofNetworkEngineering）

Hardwareandsoftwarerequired

1PC,operatingsystemWindows2000ProfessionalstartingwithSP4/XPProfessionalstartingwithSP1/Server2003with600MHzand512RAM,freeharddiskstorage650to900MB,MSInternetExplorer6.0

2SoftwareSTEP7V5.4

3SoftwareS7DistributedSafetyV5.4

4PLCSIMATICS7-300withCPU315F-2PN/DP

Sampleconfiguration:

-Powersupply:

PS3072A

-CPU:

CPU315F-2PN/DP

5DistributedperipheryET200SforPROFIsafewithdigitalinputsanddigitaloutputs

SampleConfiguration:

-InterfaceModuleIM151-1PNHFforinterfacingwithPROFINET

-PowermodulePM-EDC24V

-Digitalinputmodule2DIDC24Vforconnectingabuttonandaswitch

-Digitalinputmodule2DIDC24Vforconnectingafeedbackcircuitofaconsumer

-Digitaloutputmodule4DODC24V/0.5Aforconnecting2lamps

-PowermodulePM-EDV24V…48V/AC24V…230V

-Faulttolerantdigitalinputmodule4/8F-DIDC24Vforconnectinga2-channelEmergencyStopandtwosafetydoorcontacts

-Faulttolerantdigitaloutputmodule4F-DODC24V/2AforconnectingaconsumertotwocontactorsK1andK2thatcanbeswitchedoffseparatelyfail-safe.Here,theconsumeristhesupplyvoltageforapress.

6EthernetconnectionbetweenPC,CPU315F2PN/DPandET200SwithIM151-3PNHF

7EmergencyStopbutton2-channelwiredtotheF-DImoduleoftheET200S

8Presswithsafetydoor;scanofsafetydoorbymeansoftwocontactswiredtotheF-DImodule

9ConnectionlinestothemodelPressandtotheEmergencyOffbutton

1PC

2STEP7

3DistributedSafety

4SIMATICS7-300with

CPU315F-2PN/DP

5ET200Swith

safeinput/outputmodulesPROFIsafe

6EthernetConnection

9Connectonlines

tomodelPress

7EmergencyStopbutton

8Presswithsafetydoor

WiringDiagram

EmergencyStop

GuardDoorContacts

Consumer/Press

FeedbackCircuit

Switch2:

PlantOn

Button1:

Acknowledge

2.notesonusingtheCPU315F-2PN/DP

TheCPU315F-2PN/DPisaCPUthatisshippedwithtwointegratedinterfaces.

·ThefirstinterfaceisanMPI/PROFIBUSDPinterfacethatcanbeusedonthe

PROFIBUSDPasmasterorasslaveforconnectingdistributedIO/fielddeviceswithveryfastresponsetiming.Inaddition,theCPUcanbeprogrammedherebymeansoftheMPIorbyusingPROFIBUSDP

ThesecondinterfaceisanintegratedPROFINETinterface

ItmakesitpossibletousetheCPUasPROFINETIOcontrollerforoperatingdistributedIOonthePROFINET.TheCPUcanbeprogrammedbymeansofthisinterfacealso!

Atbothinterfaces,failsafeIOdeviceswithPROFIsafeprofilecanbeused.

·Singlebusconcept;transmissionofF-signalsandstandardsignalsbymeansofabusmedium（PROFIBUSDPorPROFINET）

FaulttolerantIOmodulesoftheET200M/S/ecocanbeconnecteddecentralized

·MixedconfigurationofF-modulesandstandardmodulesinonestation

·Fielddevicesbyothermanufacturerscanbeconnected.

Standardmodulesforapplicationsthatarenotsafetyorientedcanbeoperatedcentrallyaswellasdecentralized

MeetssafetyrequirementsuptoSIL3accordingtoIEC61508,AK6accordingtoDINV19250andKat.4accordingtoEN954-1

Standardaswellassafety-relevanttaskscanbesolvedwithonlyoneCPU

TheCPU315FisbasedonastandardCPU（Fmeansfault-tolerant）whoseoperatingsystemwasexpandedbydifferentprotectivemechanismstoallowforprocessingsafetyorienteduserprograms.

Thisisneededforsettingupfault-tolerantautomationsystemsinplantswithincreasedsafetyrequirements.Fieldsofapplicationareprimarilyproductionengineering.ThedistributedIOdevicesET200SPROFIsafewithfault-tolerantIOmodulescanbeconnectedtotheintegratedPROFIBUSDP/PROFINETinterfacesaswellasexternalPROFIBUS/PROFINETCPs.Safety-orientedcommunicationtakesplacebymeansofPROFIBUSDP/PROFINETwithPROFIsafeprofile.

SafetyConcept

ThesafetyfunctionsoftheCPU315FarecontainedintheCPU’sF-programandinthefail-safesignalmodules.Thefail-safemodulescanbeusedinthedistributedIOsystemsET200MandET200S.

Thefail-safesignalmodulesmonitoroutputandinputsignalswithdiscrepancyanalysesandtestsignalinjections.

TheCPUchecksthecorrectoperationofthecontrollerthroughperiodicselftests,instructiontests,aswellaslogicalandtime-relatedprogramexecutionchecks.Inaddition,theIOischeckedbylifesignsbeingrequested.

Ifanerrorisdiagnosedinthesystem,thesystemistakentoasafemode.Nof_runtimelicenseisrequiredforrunningtheCPU315F.

Inadditiontothefail-safemodules,standardmodulescanalsobeused.

Thismakesitpossibletosetupafullyintegratedcontrolsystemforaplantinwhichstandardareasexistinadditiontothesafety-orientedareas.

Theentireplantisconfiguredandprogrammedwiththesamestandardtools.

Programming

TheCPU315FisprogrammedlikeotherSIMATICS7systems.Theuserprogramforplantcomponentsthatarenotfail-safeisgeneratedwiththeprovenprogrammingtoolsofSTEP7.

Forprogrammingthesafety-orientedprograms,thesoftwarepackage“S7DistributedSafetyV5.4”isindispensable.Itcontainsalltheelementsyouneedforengineering.

TheCPU315FisprogrammedwiththeSTEP7languagesF-LADandF-FBD.Here,thefollowingsafetyfunctionscanbeimplemented,forexample:

·Userprogrammablesafecombinationofsensorsandactuators

·Selectivelyandsafelyswitchingoffactuators

Thefunctionalityregardingoperationsanddatatypesislimited.

Throughaspecialinputduringcompilation,asafety-oriented,passwordprotectedprogramisgenerated.Inadditiontothefault-tolerantprogram,astandardprogramcanalsorunparallel（coexistence）onaCPUthatisnotsubjecttorestrictions.

AnadditionalpartofthissoftwarepackageistheF-librarywiththepre-preparedprogramexamplesforsafety-orientedfunctions,approvedbytheTÜV（GermanTechnicalInspectorate）.Theusercanchangethesefunctions,buttheyhavetoberecertified.

OptionPackageS7DistributedSafety

ThepackagecontainsallrequiredfunctionsandblocksforgeneratinganF-program.For"S7DistributedSafetyV5.4“torun,STEP7startingwithV5.3+SP3hastobeloadedtothePG/PC.

TheF-programwiththesafetyfunctionsiswiredinF-FBDorF-LAD,orwithspecialfunctionblocksfromtheF-library.UsingF-FBDorF-LADsimplifiesconfiguringandprogrammingthesystem;and,becauseofthesystem-overreaching,uniformrepresentation,theacceptanceinspectionissimplifiedalso.Theprogrammercanconcentratecompletelyonconfiguringthesafety-orientedapplication,withouthavingtouseadditionaltools.

Notes:

-InModuleE08,theCPU315F-2PN/DPisusedonthePROFINETasIOcontroller.

-F-modulesaswellasstandardmodulesareincorporated.

-AmicromemorycardisrequiredforoperatingthisCPU!

-TheaddressesfortheinputandoutputmodulescanbeparameterizedatthisCPU.

3.notesonusingtheET200SwithIM151-3PNHF

TheSIMATICET200SisadecentralizedIOdevice,configuredinahighlymodularmode.Itcanbeoperatedwithdifferentinterfacemodules:

IM151-1BASIC,IM151-1STANDARDandIM151-1FOSTANDARDforconnectingamaximumof63IOmodules（alltypesexceptPROFIsafe）tothePROFIBUSDP;alternatively,busconnectionwithRS485Sub-Dconnectororbymeansofanintegratedfiber-opticconnection

IM151-1HIGHFEATUREforconnectingamaximumof63IOmodules（alltypes,includingclockedmodeforPROFIsafe）toPROFIBUSDP;busconnectio