InTouch Proxy Object.docx
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InTouch Proxy Object.docx
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InTouchProxyObject
InTouchProxyObject
TheInTouchProxyObjectisagatewaybetweenGalaxyapplicationobjectsanddatathatisavailablethroughanInTouch™application.TheInTouchProxyobjectallowsyoutobrowseaselectedInTouchapplicationtagnamedictionary,addselectedtagsasattributesintheGalaxyapplication,thenreadtheseattributesfromtheInTouchapplicationatruntime.
Important!
Beforeusingthetagnamebrowsertobrowsefortags,makesurethatInTouchWindowMakerisnotrunningontheInTouchnode.WindowViewer,however,canberunning.Also,besurethatyouhavegivensharepermissionofReadtotheInTouchfolderthatcontainstheTagname.Xfile.
Formoreinformation,clickonaHelptopic.
∙Overview
∙Run-TimeBehavior
∙Configuration
∙Run-TimeObjectAttributes
Overview
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:
The
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
Run-TimeBehavior
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
None.
Offscan
Theobjectispassive,andreadsandwritestoInToucharenotenabled.
Shutdown
Inthisstate,theInTouchProxyobjectdisconnectsfromInTouch.
AnInTouchProxyobjectcannotestablishadataconnectiontoanInTouchapplicationrunninginaterminalsession.
RelatedTopics
Overview
Configuration
Run-TimeObjectAttributes
Configuration
Thefollowingsectiondescribestheobjecteditoroptionsforconfigurationandtheassociatedattributes:
∙GeneralConfiguration
∙ItemsConfiguration
Forgeneralinformationonobjects,includingrelationships,deployment,andalarmdistribution,seetheIntegratedDevelopmentEnvironment(IDE)documentation.
Forinformationonconfigurationoptionsforobjectinformation,scripts,user-definedattributes(UDAs),orattributeextensions,clickExtensionsHelpintheHelpfileheader.
RelatedTopics
Overview
Run-TimeBehavior
Run-TimeObjectAttributes
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.
None
Priority
ConnectionAlarm.Priority
SeeAlarmAttributes.
Supervisory,User
Reconnectsecurity
Reconnect
UsedtosetsecurityforreconnectionstotheInTouchnode.
Supervisory,User
RelatedTopics
Configuration
ItemsConfiguration
UsetheItemsConfigurationtabtoconfigureInTouchitems(tagnames)tobeusedasobjectattributes.
EditorOption
AssociatedAttribute
Description
Run-TimeAccess(Supervisory,User,Read-Only,None)
ScanMode
ScanMode
Thescanningmodeforthescangroup,eitherActiveOnDemand,Active,orActiveAll.FortheActiveOnDemandmode,attributesthatarenotactivelybeingreferencedbyanyclientorobjectarenotscanned.FortheActivemode,anattributeisalwaysintheactivescanningstate.Whenthelastreferencetotheattributeisunregistered(unadvised),theattributeisdeleted.ForActiveAll,anattributeisalwaysintheactivescanningstate,butwhenthelastreferencetotheattributeisunregistered(unadvised),theattributeisnotdeleted.
Supervisory,User
Attribute
ItemList
TheInTouchitems(tagnames)thatwillbeusedasattributesoftheInTouchProxyobject.Amaximumof5000InTouchtagnamescanbeadded.
UsetheAdd(plussign)buttontoadditemstothelist.YoucanclicktheellipsisbuttontobrowseandselectInTouchtagnames.Todeleteanitem,selecttheiteminthelistandclicktheDelete(crosssign)button.
None.
RelatedTopics
Configuration
Run-TimeObjectAttributes
Thefollowingtabledescribestherun-timeonlyattributesfortheobject.
NoteConfigurablerun-timeattributesaredescribedintheconfigurationsections.Formoreinformation,seeConfiguration.
Foralistofcommonobjectattributes,clickExtensionsHelpintheHelpfileheader.
Attribute
Description
Run-TimeAccess
(Supervisory,User,Read-Only,None)
Active
IftheActiveattributeissettoTRUE,andtheScanModeattributeissettoActiveorActiveAll,theobjectattemptstoscanallofthedataitemsinthegroup.IftheActiveattributeissettoTRUE,andtheScanModeattributeissettoActiveOnDemand,theobjectattemptstoscandataitemsinthegroupindividuallyaccordingtodemand.IftheActiveattributeissettoFALSE,noscanningoccurs,regardlessofthesettingoftheScanModeattribute.
Supervisory,User
AlarmDSCnt
Thetotalnumberofdisabledandsilencedalarmsintheobject.Sub-areasorsub-notification-distributorsarenotincluded.
Read-Only
AlarmOnCnt
Thenumberofactivealarmsinthedistributor.Doesnotincludesub-areasorsub-notification-distributors.
Read-Only
AlarmUnAckCnt
Thenumberofunacknowledgedalarmsinthedistributor(includingunacknowledgedreturn-to-normals).Doesnotincludesub-areasorsub-notification-distributors.
Read-Only
AliasDatabase
Usedtostorepairsofuser-definedattributenames(aliases)andt
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