Intouch 怎样用DASSIDirect with Siemens S7200 PLC 通讯.docx

Intouch 怎样用DASSIDirect with Siemens S7200 PLC 通讯.docx

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Intouch怎样用DASSIDirectwithSiemensS7200PLC通讯

ConfiguretheS7-200PLC

1.StartStep7-Micro/Win32.Createanewprojectorloadyourexistingone（Figure1below）:

Figure1:

Step7-Micro/WIN32-Project1DialogBox

2.ClickonToolsandthenselectEthernetWizard.

3.Stepthroughthewizard:

Figure2:

EthernetWizard

4.ClickYeswhenaskedtousesymbolicaddressing.Otherwisethewizardcannotcontinue:

Figure3:

ClickYes

5.EnterthemodulepositionoftheCP243-1.

Ifyouareuncertainabouttheposition,clickthebuttonReadModules.Otherwiseyoucanenterthenumberdirectly:

Figure4:

SpecifyModulePositionDialogBox

6.EntertheIPconfigurationofyourCP243-1.

Especiallyduringthestartupphaseoftheproject,IwouldrecommendnottouseaBOOTPserver.

Letthemoduledetecttheconnectiontype（Figure5below）:

Figure5:

ModuleAddressConfiguration

7.EnterthenumbersofconnectionsyouwanttoconfigurefortheCP243-1.

Defaultvalueis0,whichwouldnotallowcommunication.InthisexampleIwilluse2connections（Figure6below）:

Figure6:

2Connections

Nowyouhavetoconfiguretheconnections.Connection0（Figure7below）willacceptallincomingclientrequests:

Figure7:

ConnectionConfiguration

8.AlwaysselectThisisaServerConnection.IrecommendusingthedefaultTSAP'sassuggestedbyStep7-Micro/Win32.

9.ClickNextConnection（orPrev.Connectionifavailable）tostepthroughalltheconnectionstoconfigurethem.

Note:

Ifyouplantousesuchaconnection,besurethatonlyoneclienttriestoconnecttothePLCviathisconnectionatthesametime.Allotherconnectiontrieswillberejected.

Connection1acceptsonlyrequestsfromthespecifiedclient:

Figure8:

SpecifiedClientRequests

10.IfallconnectionsareconfiguredclickOK.

DuringthestartupphaseofaprojectIwouldrecommendnottouseaCRCprotection:

Figure9:

NoCRCProtection

ThewizardnowneedsarangeintheV-Memorywheretostorethisinformation.Step7-Micro/Win32willsuggestavalidrange.

11.ClickonSuggestAddressifyouhaveplannedtousethisrangeforsomethingelse.

InthiscaseStep7-Micro/Win32willsuggestanotherfreerangethathasthecorrectsizetoholdthisdata:

Figure10:

StoreMemoryAllocationforAddress

12.ClickNext.

Theprogramnowhasenoughinformation:

Figure11:

GenerateProjectComponents

13.ClickFinishtocompletetheconfiguration:

Figure12:

CompletetheWizardConfiguration

14.ClickYes.

InStep7-Micro/Win32youshouldnowseesomethinglikethefollowingfigure:

Figure13:

Step7_Micro/Win32Window

Step7-Micro/Win32hascreatedsomenewentriesintheV-Memory,startingattheaddressasspecifiedduringthesetupoftheCP243-1.

15.DownloadtheconfigurationtothePLC:

Figure14:

DownloadtheConfiguration

16.SelectalloptionsandclickOK（Figure15below）:

Figure15:

DownloadOptions

17.SetthePLCtoSTOPmodeinordertobeabletodownloadanewconfiguration:

Figure16:

PLCSTOPMode

18.Afterthedownloaddon'tforgettosetthePLCtoRUNmodeagain.Thiswillnotbedoneautomatically:

Figure17:

PLCRUNMode

ThePLCsideisnowconfigured.

ConfiguretheDAServer

ConfigurationoftheDAServerisquiteeasy.

SincewehavecreatedtwoconnectionsinthePLC,wewillalsocreatetwoconnectionsinDASSIDirectDAServer.

Connection0willcorrespondtotheconnectionas

Figure18:

DASSIDirectConnection0

TheRemoteTSAPinDASSIDirectmustbetheLocalTSAPinthePLCconfiguration,andviceversa.

Connection1showninFigure19（below）willcorrespondtotheconnectionascreatedin

Figure19:

DASSIDirectConnection1

Nowcreateyourdevicegroup（s）,ifnecessary.

ForaDDE/SuiteLinkconnectionyouneedtohaveatleastonedevicegroupperconnection,forOPCitisnotnecessary.Fortotestthecommunicationasdescribedbelow,pleaseenteradevicegroupcalledS7200.

TheconnectionbetweenDASSIDirectandtheS7-200PLCshouldnowbereadytotest.

TesttheCommunication

InpreviousTechNotesweusedwwclientfortesting.ThistoolwillnolongerbeinstalledwheninstallingArchestrA（A²）productslikeInTouch8.0oranyDAServer.IfyouhaveInTouch7.11installedyouwillfindthistoolunderProgramFiles/WonderwareFactorySuite/Commonandyoucanusethistool.

1.CreateasimpleInTouchapplicationwithonetag.

2.SelectSpecial/AccessNamesfromthemainmenu.

3.SelectAdd.

TheAddAccessNamedialogboxappears:

Figure21:

AddAccessName

4.EnterameaningfulnameintheAccessfield.

5.LeavetheNodeNameblankifyouhaveInTouchandDASSIDirectonthesamenode.

OtherwiseenterthenodenameofthePCwhereDASSIDirectresides.

TheTopicNamemustmatchtheDeviceGroupnameasconfiguredinDASSIDirect.

6.SelectSpecial/TagnameDictionaryandselectNew.

Figure22:

NewTagname

7.SelectType:

I/OIntegerandtheaccessnameascreatedintheprevioussteps.

8.UsetheitemMB1becauseitalwaysexistsinallS7-200PLCs.

Usethistaginthewindowyoujustcreated.

9.ActivateDASSIDirectintheSystemManagementConsole（SMC）.

10.StartWindowViewer™.

11.OpentheDiagnosticintheSMCtoverifythecommunication:

Figure23:

CheckCommunicationfromtheSMC

IfyouseeaTimevaluethatischanging,andaClientQualityof00C0,yourcommunicationisfine.