public interface IBasicEventElement : IEventElement, ISubmodelElement, IReferable, IHasExtensions, IHasKind, IHasSemantics, IQualifiable, IHasDataSpecification, IClass

Properties

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Direction

Direction of event.

Declaration

Direction Direction { get; set; }

Property Value

Type	Description
Direction

Remarks

Can be { Input, Output }.

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LastUpdate

Timestamp in UTC, when the last event was received (input direction) or sent (output direction).

Declaration

string LastUpdate { get; set; }

Property Value

Type	Description
System.String

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MaxInterval

For input direction: not applicable.

Declaration

string MaxInterval { get; set; }

Property Value

Type	Description
System.String

Remarks

For output direction: maximum interval in time, the respective Referable shall send an update of the status of the event, even if no other trigger condition for the event was not met.

Might be not specified, that is, there is no maximum interval

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MessageBroker

Information, which outer message infrastructure shall handle messages for the IEventElement. Refers to a Submodel, SubmodelElementList, SubmodelElementCollection or Entity, which contains IDataElement's describing the proprietary specification for the message broker.

Declaration

IReference MessageBroker { get; set; }

Property Value

Type	Description
IReference

Remarks

For different message infrastructure, e.g., OPC UA or MQTT or AMQP, this proprietary specification could be standardized by having respective Submodels.

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MessageTopic

Information for the outer message infrastructure for scheduling the event to the respective communication channel.

Declaration

string MessageTopic { get; set; }

Property Value

Type	Description
System.String

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MinInterval

For input direction, reports on the maximum frequency, the software entity behind the respective Referable can handle input events.

Declaration

string MinInterval { get; set; }

Property Value

Type	Description
System.String

Remarks

For output events, specifies the maximum frequency of outputting this event to an outer infrastructure.

Might be not specified, that is, there is no minimum interval.

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Observed

Reference to the IReferable, which defines the scope of the event. Can be AssetAdministrationShell, Submodel, or ISubmodelElement.

Declaration

IReference Observed { get; set; }

Property Value

Type	Description
IReference

Remarks

Reference to a referable, e.g., a data element or a submodel, that is being observed.

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State

State of event.

Declaration

StateOfEvent State { get; set; }

Property Value

Type	Description
StateOfEvent

Remarks

Can be { On, Off }.