SessionDiagnosticsVariableType – OPC Unified Architecture

7.14 SessionDiagnosticsVariableType

This complex VariableType is used for diagnostic information. Its DataVariables reflect its DataType, having the same semantic defined in 12.11. The VariableType is formally defined in Table 84.

Table 84 – SessionDiagnosticsVariableType definition

Attribute		Value
BrowseName		SessionDiagnosticsVariableType
IsAbstract		False
ValueRank		−1 (−1 = Scalar)
DataType		SessionDiagnosticsDataType

References	Node Class	BrowseName	DataType TypeDefinition	Modelling Rule
Subtype of the BaseDataVariableType defined in 7.4.
HasComponent	Variable	SessionId	NodeId BaseDataVariableType	Mandatory
HasComponent	Variable	SessionName	String BaseDataVariableType	Mandatory
HasComponent	Variable	ClientDescription	ApplicationDescription BaseDataVariableType	Mandatory
HasComponent	Variable	ServerUri	String BaseDataVariableType	Mandatory
HasComponent	Variable	EndpointUrl	String BaseDataVariableType	Mandatory
HasComponent	Variable	LocaleIds	LocaleId[] BaseDataVariableType	Mandatory
HasComponent	Variable	MaxResponseMessageSize	UInt32 BaseDataVariableType	Mandatory
HasComponent	Variable	ActualSessionTimeout	Duration BaseDataVariableType	Mandatory
HasComponent	Variable	ClientConnectionTime	UtcTime BaseDataVariableType	Mandatory
HasComponent	Variable	ClientLastContactTime	UtcTime BaseDataVariableType	Mandatory
HasComponent	Variable	CurrentSubscriptionsCount	UInt32 BaseDataVariableType	Mandatory
HasComponent	Variable	CurrentMonitoredItemsCount	UInt32 BaseDataVariableType	Mandatory
HasComponent	Variable	CurrentPublishRequestsInQueue	UInt32 BaseDataVariableType	Mandatory
HasComponent	Variable	TotalRequestCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	UnauthorizedRequestCount	UInt32 BaseDataVariableType	Mandatory
HasComponent	Variable	ReadCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	HistoryReadCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	WriteCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	HistoryUpdateCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	CallCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	CreateMonitoredItemsCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	ModifyMonitoredItemsCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	SetMonitoringModeCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	SetTriggeringCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	DeleteMonitoredItemsCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	CreateSubscriptionCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	ModifySubscriptionCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	SetPublishingModeCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	PublishCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	RepublishCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	TransferSubscriptionsCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	DeleteSubscriptionsCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	AddNodesCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	AddReferencesCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	DeleteNodesCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	DeleteReferencesCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	BrowseCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	BrowseNextCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	TranslateBrowsePathsToNodeIdsCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	QueryFirstCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	QueryNextCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	RegisterNodesCount	ServiceCounterDataType BaseDataVariableType	Mandatory
HasComponent	Variable	UnregisterNodesCount	ServiceCounterDataType BaseDataVariableType	Mandatory

Conformance Units
Base Info ServerType