InTouch Proxy ObjectWord下载.docx

InTouch Proxy ObjectWord下载.docx

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TheInTouchProxyobjectisakeymemberofthecoresetofAutomationObjectswithintheArchestrAsysteminfrastructure.TheInTouchProxyobjectisaDeviceIntegrationobjectthatrepresentsarunningInTouchnode.TheInTouchnodeeffectivelyservesasthedataprovider（supportingtheSuiteLinkcommunicationprotocol）byprovidingdatapointstoGalaxyapplicationobjectsthroughtheInTouchProxyobject.

NoteThisobjectiscompatiblewithInTouchv7.11andlaterapplications.

Thereisaone-to-onerelationshipbetweenaninstanceoftheInTouchProxyobjectandarunningInTouchnode.AnInTouch"

node"

isauniquecombinationofthecomputernameandInTouchapplication.IfyouwanttoreferencedatapointsinmorethanoneInTouchnode,youmustconfigureanddeploymorethanoneInTouchProxyobject.Forexample,youwouldneedtoconfigureoneInTouchProxyobjecttogetdatafromanInTouchapplicationrunningonComputer1andanotheronetogetdatafromanInTouchapplicationrunningonComputer2.

WhenyouconfiguretheInTouchProxyobject,youmightwanttospecifyoneormoreexistingInTouchtagnames（items）touseasobjectattributes.Atruntime,iftheseattributesareaddedintheclient（forexample,theObjectViewerwatchwindow）,theywillbeupdatedwiththelatestvaluesfromtheInTouchitems.InTouchwillsendanewdatavalueforanitemtotheInTouchProxyobjecteachtimethevaluechanges.AnyitemsthatyouconfigureforanInTouchProxyobjectwillautomaticallybecomeavailablewithintheArchestrAAttributeBrowser.

Fromotherobjectsandfromscripts,youcanreferencetheattributesyoucreatedforInTouchitems.Forexample,youmightconfiguretheinputsourceforaFieldReferenceobjecttoreferenceoneoftheseInTouchProxyobjectattributes.Thus,theFieldReferenceobject'

sinputsourcewouldbereceivingdatafromataginanInTouchnodeviatheInTouchProxyobject.ThereferencesyntaxforanInTouchProxyobjectdatapointis:

<

objectname>

.<

InTouchTagName>

The<

isthenamethatyouchoosetogivetotheInTouchProxyobject.

ThegroupofspecifiedInTouchitemsforanInTouchProxyobjectisalsoknownasthe"

scangroup."

OnlyonescangroupexistsintheInTouchProxyobject.Run-timeobjectattributeswithinthescangroupallowyoutomonitorerrorsrelatedtothedataqualityforInTouchitemvaluesinascangroup.

Itemsinthescangroupare“dynamic”inthattheyarecreatedoractivateddynamicallyduringruntime.

ThetimestampandthevaluecomingfromtheInTouchHMIisusedtoupdatetheattribute'

stimeandvalue.Ifthequalityforadynamicattributechanges,butthedatavaluedoesnotchange,thecurrenttimeprovidedbythehostingAppEngineisused.

AnInTouchProxyobjectcannotestablishadataconnectiontoanInTouchapplicationrunninginaterminalsession.

Forgeneralinformationonobjects,includingrelationships,deployment,andalarmdistribution,seetheIntegratedDevelopmentEnvironment（IDE）documentation.

Forinformationonconfigurationoptionsforobjectinformation,scripts,user-definedattributes（UDAs）,orattributeextensions,clickExtensionsHelpintheHelpfileheader.

RelatedTopics

Run-TimeBehavior

Configuration

Run-TimeObjectAttributes

Thefollowinginformationdescribestherun-timebehaviorofInTouchProxyobjects.Run-timebehaviorislimitedtothestateofindividualInTouchProxyobjects.

Afterithasbeendeployedandisoperating,anInTouchProxyobjectcanassumeoneofseveralstates,whicharedescribedinthefollowingtable:

StateChange

Behavior

Startup

Inthisstate,theInTouchProxyobjectconnectstotheInTouchnode.

Goingonscan

None.

Runningonscan

Inthisstate,theInTouchProxyobject:

∙ServicesreadandwriterequestsfortagvaluesinthetargetInTouchnode.

∙ReceivesupdateddatafromtheInTouchnode.

∙SendsvaluestotheInTouchnode.

∙MonitorsandcontrolstheconnectiontotheInTouchnode.

∙Detectsalarmconditions,ifalarmingisenabled.

∙MonitorsthedataqualityforInTouchdatavaluesandupdatesrun-timeerrorstatisticsifthequalityisnotGOOD.

Goingoffscan

Offscan

Theobjectispassive,andreadsandwritestoInToucharenotenabled.

Shutdown

Inthisstate,theInTouchProxyobjectdisconnectsfromInTouch.

Thefollowingsectiondescribestheobjecteditoroptionsforconfigurationandtheassociatedattributes:

∙GeneralConfiguration

∙ItemsConfiguration

GeneralConfiguration

UsetheGeneraltabtospecifytheInTouchnodefromwhichtoretrievedataandtoenablealarmingforthedataconnection.

EditorOption

AssociatedAttribute

Description

Run-TimeAccess（Supervisory,User,Read-Only,None）

InTouchruntimenode

InTouchNode

Thenameofthenode（computer）onwhichtheInTouchapplicationruns.Ifyouleavethisattributeblank,itisassumedthatInTouch7.11orhigherisrunningonthesamenodeastheInTouchProxyobject.

Supervisory,User

Itembrowsepath

InTouchApplication

ThefullUNCdirectorypaththatcontainstheTagname.XfileforthetargetInTouchapplication.Theformatis:

\\Node\directory

TheInTouchapplicationdirectorymustbeashareddirectory.Clicktheellipsebuttontobrowsetotheshareddirectory.

None

Detectconnectionalarm

ConnectionAlarm.Alarmed

Ifenabled,analarmistriggeredwhentheInTouchProxyobjectcannolongercommunicatewiththeInTouchnode.

Priority

ConnectionAlarm.Priority

SeeAlarmAttributes.

Reconnectsecurity

Reconnect

UsedtosetsecurityforreconnectionstotheInTouchnode.

ItemsConfiguration

UsetheItemsConfigurationtabtoconfigureInTouchitems（tagnames）tobeusedasobjectattributes.

ScanMode

ScanMode

Thescanningmodeforthescangroup,eitherActiveOnDemand,Active,orActiveAll.FortheActiveOnDemandmode,attributesthatarenotactivelybeingreferencedbyanyclientorobjectarenotscanned.FortheActivemode,anattributeisalwaysintheactivescanningstate.Whenthelastreferencetotheattributeisunregistered（unadvised）,theattributeisdeleted.ForActiveAll,anattributeisalwaysintheactivescanningstate,butwhenthelastreferencetotheattributeisunregistered（unadvised）,theattributeisnotdeleted.

Attribute

ItemList

TheInTouchitems（tagnames）thatwillbeusedasattributesoftheInTouchProxyobject.Amaximumof5000InTouchtagnamescanbeadded.

UsetheAdd（plussign）buttontoadditemstothelist.YoucanclicktheellipsisbuttontobrowseandselectInTouchtagnames.Todeleteanitem,selecttheiteminthelistandclicktheDelete（crosssign）button.

Thefollowingtabledescribestherun-timeonlyattributesfortheobject.

NoteConfigurablerun-timeattributesaredescribedintheconfigurationsections.Formoreinformation,seeConfiguration.

Foralistofcommonobjectattributes,clickExtensionsHelpintheHelpfileheader.

Run-TimeAccess

（Supervisory,User,Read-Only,None）

Active

IftheActiveattributeissettoTRUE,andtheScanModeattributeissettoActiveorActiveAll,theobjectattemptstoscanallofthedataitemsinthegroup.IftheActiveattributeissettoTRUE,andtheScanModeattributeissettoActiveOnDemand,theobjectattemptstoscandataitemsinthegroupindividuallyaccordingtodemand.IftheActiveattributeissettoFALSE,noscanningoccurs,regardlessofthesettingoftheScanModeattribute.

AlarmDSCnt

Thetotalnumberofdisabledandsilencedalarmsintheobject.Sub-areasorsub-notification-distributorsarenotincluded.

Read-Only

AlarmOnCnt

Thenumberofactivealarmsinthedistributor.Doesnotincludesub-areasorsub-notification-distributors.

AlarmUnAckCnt

Thenumberofunacknowledgedalarmsinthedistributor（includingunacknowledgedreturn-to-normals）.Doesnotincludesub-areasorsub-notification-distributors.

AliasDatabase

Usedtostorepairsofuser-definedattributenames（aliases）andt