Honeywell PKS OPC Server霍尼韦尔PKS OPC服务器简要说明

OPCServerTACTechnicalTraining2006OverviewOPCstandsforOLEforProcessControl.Asetofopenindustrialstandardsforopenconnectivity.OLEusedtostandforObjectLinkingandEmbeddingbutitisnolongeranacronymforthis.ItnowreferstoasetoftechnologiesthatusestheComponentObjectModel(COM)asitsfoundation.TheOPCfoundation()istheorganizationthatcreatesandmaintainstheopenstandards.Membersincludetheworld’smajorprovidersofcontrolsystems,instrumentationandprocesscontrolsystems.Standardsinclude,butnotlimitedto,AlarmsandEvents(AE),DataAccess(DA)andHistoricalDataAccess(HDA).Overview(continued)TheExperionOPCServerisacombinedOPCAE,DAandHDAserver.SupportsOPCAE1.02,DA1.0and2.0andHDA1.2.OPCHDAsupportavailablefromExperionR300onwards.TheOPCServerisanexeserver(asopposedtoadllserver)implementedusingtheHoneywellCommunicationsInterface(HCI)Toolkit.ProgIDisHwHsc.OPCServer(notcase-sensitive).Onlyonerunninginstanceontheprimaryserver.Runsunderthemngraccount.Architecture(simplified)OPCServerHCIDSSIOPCServerIOPCItemMgtIOPCEventServerIOPCBrowseServerAddressSpaceIHSCAlmEvtNotifyExperionalarms,events,messagesnotmngrdsplyExperionalarm,messageacknowledgementsgdamngralarm,messageacknowledgementsfromOPCclientsExperiondataandhistoricaldataArchitecture(continued)ApartfromoneOPCDAinterface(IOPCBrowseServerAddressSpace),allOPCinterfacesareimplementedbyHCI.HCItranslatesOPCmethodcallstoHCIdefinedmethodcallswhichareimplementedbytheDSS(DeviceSpecificServer).SomeOPCrequestsfromtheclientareperformedsolelybyHCI(notranslationfromOPCrequesttoHCIrequesttotheDSS)andtheDSSneverseestheserequests.Forexample,forOPCDA,therequestofaddingagroupishandledsolelybyHCI.Anotherexample,thistimeforOPCAE,isthecreationofaneventsubscriptionobjectandthesettingofthefilterfortheeventsubscriptionobject.Notmngranddsply(displaytask)areCOMclientsoftheOPCServer.Experionalarms,eventsandmessagesarepassedfromnotmngrthroughmethodsoftheIHSCAlmEvtNotifyinterfacetotheOPCServer.ThedisplaytasksendsalarmacknowledgementstotheOPCServeralsothroughtheIHSCAlmEvtNotifyinterface.TheExperionalarms,eventsetcaretranslatedintoOPCeventsandpassedtoOPCAEclients.TroubleshootingTwoseparatetoolsfortroubleshooting.ExperionerrormessagesandfootprintsfromtheDSS.RelevantparanoidgroupsareOPC(forDA),OPCAEandOPCHDA.ParanoidlevelcanbechangedeitherviatheDiagnosticCaptureTool(DCT)orusingthe‘setpar’command(Example:setpar/pg:OPCAE/pl:15/exe:hscopcserv)onaCommandPromptwindow.DCTcanalsobeusedtocollectExperionerrorlogs.DiagnosticmessagesfromHCIthroughtheuseofthetraceuiutility.TraceuiUtilityUnder\Programfiles\honeywell\TPS\base.Writeslogsto\temp\TraceFilesdirectory.CommonProblemsOPCServerwon’trun.RemoteOPCclientcannotconnectbecauseitcannotresolveOPCServer’sProgIDtoCLSID.RemoteOPCclientcannotconnectorcanconnectbutcannotgetcallbacks(DCOMsecurity/permissionrelated).OPCclientcannotwritevaluetoTPSpointparametersbutthesamepointparameterscanbewrittenviaStation.MatrikonOPCExplorercannotbrowse.CommonProblems(continued)–OPCServerwon’trun1Thingstoconsider:DidtheOPCServerrunbefore?IfsowhatchangesweremadetotheEPKSserver,likeinstallingsomethirdpartyOPCclient/server?IstheOPCServerlicensed?YoucanrunliclistonaCommandPromptwindowontheservertofindout.Worthtryingthefollowing:LogonasadministratorandrunAdministrativeTool>Services.Checktoseeifthe"sm-ComponentAdminServices"(CAS.exe)exists.Ifso,checkiftheserviceisrunning.StartthisserviceifnotalreadyrunningandthentryconnectingalocalOPCclient.Ifconnectionisnotsuccessful,thendo

thenextstep.CommonProblems(continued)–OPCServerwon’trun2TryregisteringtheEPKSOPCServeragain.LogonasadministratorandrunaCommandPromptwindow.Changedirectoryto\programfiles\honeywell\experion

pks\server\run.Type"hscopcserv/r"thenpressENTER.Awindowshouldpopupsayingregistrationsuccessful,pressOK.Thenrundcomcnfg.LocatetheEPKSOPCServerandbringupitsproperties.Underthe"Identity"tab,makesure"ThisUser"isselected.Specifythemngraccountanditspasswordthenpress"OK".TryconnectinganOPCclient(usealocalone)andseeifitcanconnect.Ifnotthentrythenextstep.

CommonProblems(continued)–OPCServerwon’trun3LogonasadministratorandrunaCommandPromptwindow.Changedirectoryto\programfiles\honeywell\TPS\HCI.Registerthefollowingdllsbyrunning"regsvr32xxx"wherexxxisthenameofthedll,forexample"regsvr32clientutil.dll".Thedllsare:clientutil.dll,clientutilps.dll,gopc.dll,gopc_ae.dll,hciautotimeout.dll,hcimsg.dll,hciopcauto.dll,hciopcauto_ae.dll,hcisecurity.dll,hcitimeout.dll,

hcitimeout2.dll,serverutil.dllandserverutilps.dll.IfafterdoingallthesetheOPCServerstillwon’trun,pleasecontactyourlocalsupportcentre.CommonProblems(continued)–Remoteclientcan’tconnect–can’tresolveOPCServer’sProgIDRuntheEPKSinstallationCDontheremoteOPCclientmachineandselect"ClientInstallation".Theinstallationprogramwillthenpresentsomeinstallationoptions,oneofwhichis"OPCServerConnection".Selectthisoptiononlyandthencontinuewiththeinstallation.ThiswillsetuptheProgID,CLSIDandotherrelevantinformationinthesystemregistryofthethirdpartyOPCclientmachine.CommonProblems(continued)–DCOMsecurity/permissionrelatedproblemsRemoteOPCclientcannotconnectorcannotgetcallbacksduetoDCOMsecurityconfigurations.ForDCOMsecurityrelatedconfiguration,consultInstallationandUpgrades>SupplementaryInstallationTaskGuide>Settingupathird-partyOPCclientorserversectioninKnowledgeBuilder.CommonProblems(continued)–OPCclientcannotwritevaluetoTPSpointWhentheTPSpointparameterischangedviaStation,EPKSwillperformthewriteas"ViewOnly","Operator","Supervisor"or"Engineer"dependingonthesecurityleveloftheStation.However,ifanOPCclientaskstheOPCServertowritetoaTPSpointparameter,EPKSwillperformthewriteaslevel"Program".TheTPSpointhastobeplacedinprogrammodefortheOPCServertobeabletowritetoitsuccessfully.ThisbehaviouriswhatwasspecifiedatthetimewhenEPKSfirstintegratedwithTPS.Sothisisworkingasintended.CommonProblems(continued)–MatrikonOPCExplorercannotbrowseThisisaMatrikonspecificproblemasotherOPCclientssuchastheRockwellRSLinxOPCtestclientandtheVisualOPCTest

Validatorhavenoproblembrowsing.NewfeaturesforExperionR300AddedOPCHDAsupport.Licensinghaschanged.Previously,licensingschemewasonaenabled/disabledbasis.Forexample,asystemwaseitherlicensedornotlicensedfo