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Scope: Core (OPC-10000-*) All specs

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OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

6.4.2 Creating an Instance

hierarchical Reference that has the same BrowsePath as an InstanceDeclaration of its TypeDefinition which has an optional or mandatory ModellingRule except for the one based on the InstanceDeclaration . Figure
OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

6.4.4.4.4 OptionalPlaceholder

intention of the ModellingRule OptionalPlaceholder is to expose the information that a complex TypeDefinition expects from instances of the TypeDefinition to add instances with specific References without defining BrowseNames ... Folder. The ModellingRule OptionalPlaceholder adds no additional constraints on instances of the TypeDefinition . It just provides useful information when exposing a TypeDefinition . When the InstanceDeclaration is complex, i.e. it references
OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

6.4.4.4.5 MandatoryPlaceholder

similar intention as the ModellingRule OptionalPlaceholder . It exposes the information that a TypeDefinition expects of instances of the TypeDefinition to add instances defined by the InstanceDeclaration . However, MandatoryPlaceholder requires that ... ModellingRule MandatoryPlaceholder requires that each instance provides at least one instance with the TypeDefinition of the InstanceDeclaration or a subtype, and is referenced with the same ReferenceType or a subtype
OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

C.2.3 Extended notation

from an Object or Variable to its ObjectType or VariableType the name of the TypeDefinition can be added to the text used in the Node . The TypeDefinition shall either ... additionally is the SourceNode of a HasTypeDefinition . Figure C.2 - Example of using a TypeDefinition inside a Node To display Attributes of a Node additional text can be put inside
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.8.4.1 Description

delete additional Nodes and References like child Nodes that exist based on a TypeDefinition . The behaviour is Server specific. When any of the Nodes deleted by an invocation of this
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

7.7.4.1 Overview

BrowseNames . SimpleAttribute Specifies any Attribute of an Object or Variable Node using a TypeDefinition and a relative path constructed from BrowseNames
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

7.7.4.5 SimpleAttributeOperand

Variable . If this list is empty the Node is the instance of the TypeDefinition . attributeId IntegerId Id of the Attribute . The IntegerId is defined in 7.19 . The Value Attribute shall
OPC-10000-5 – OPC Unified Architecture - Part 5: Information Model

3.3 Conventions for Node descriptions

Int32 where it is either a single-dimensional array or a scalar. The TypeDefinition is specified for Objects and Variables . The TypeDefinition column specifies a symbolic name for a NodeId ... their definition. Table 2 illustrates the table. If no components are provided, the DataType, TypeDefinition and ModellingRule columns may be omitted and only a Comment column is introduced to point
OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings

F.9 UAMethod

NodeId of the UAMethod with the same BrowseName contained in the TypeDefinition associated with the Object Node . If the TypeDefinition overrides a Method inherited from a base ObjectType then this
OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings

F.15 Example

/Definition> </UADataType> This Node is an instance of an Object TypeDefinition Node defined in another InformationModel (ns=2;i=341). It has a single Property which ... /References> </UAObject> This Node is an instance of a Variable TypeDefinition Node defined in base OPC UA InformationModel (i=68). The DataType is the base type
OPC-10000-8 – OPC Unified Architecture - Part 8: Data Access

5.4 Address Space model

DataItem is represented by a DataVariable with a specific set of Attribute s. The TypeDefinition reference indicates the type of the DataItem (in this case the AnalogItemType ). Additional characteristics
OPC-10000-8 – OPC Unified Architecture - Part 8: Data Access

A.3.1.4 Property

server is represented in the COM UA Wrapper as a Variable with TypeDefinition as PropertyType . The properties for an item are retrieved using the QueryAvailableProperties call in the DA server
OPC-10000-9 – OPC Unified Architecture - Part 9: Alarms & Conditions

D.2.1 Event areas

represented in the A&E COM UA Wrapper as Objects with a TypeDefinition of BaseObjectType . The EventNotifier Attribute for these Objects always has the SubscribeToEvents flag set to True
OPC-10000-9 – OPC Unified Architecture - Part 9: Alarms & Conditions

D.2.2 Event sources

represented in the A&E COM UA Wrapper as Objects with a TypeDefinition of BaseObjectType . If the A&E COM Server supports source filtering then the SubscribeToEvents flag
OPC-10000-10 – OPC Unified Architecture - Part 10: Programs

5.1 General

FiniteStateMachineType and basic ObjectType models presented in OPC 10000-16 . Each Program has a Type Definition that is the subtype of the FiniteStateMachineType. The ProgramStateMachineType describes the Finite State Machine
OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services

7.9.2 CertificateDirectoryType

CertificateDirectoryType This ObjectType is the TypeDefinition for the root of the CertificateManager AddressSpace . It provides additional Methods for Certificate management which are shown in Table 74 . Table 74 - CertificateDirectoryType ObjectType ... Definition Attribute Value BrowseName 2:CertificateDirectoryType IsAbstract False References NodeClass BrowseName DataType TypeDefinition Modelling Rule Subtype of the 2: DirectoryType defined in 6.5.3 . 0:Organizes Object 2:CertificateGroups 0:CertificateGroup
OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services

8.5.4 KeyCredentialServiceType

KeyCredentialServiceType This ObjectType is the TypeDefinition for an Object that allows the management of KeyCredentials . It is defined in Table 125 . Table 125 - KeyCredentialServiceType Definition Attribute Value BrowseName 2:KeyCredentialServiceType ... IsAbstract False References NodeClass BrowseName DataType TypeDefinition Modelling Rule Subtype of the BaseObjectType defined in OPC 10000-5 . 0:HasProperty Variable 2:ResourceUri 0:String 0:PropertyType Mandatory 0:HasProperty
OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services

8.6.2 KeyCredentialConfigurationFolderType

KeyCredentialConfigurationFolderType This ObjectType is the TypeDefinition for an Folder Object that contains the KeyCredentialConfiguration Objects which may be accessed via the Server . Table 133 - KeyCredentialConfigurationFolderType Definition Attribute Value BrowseName ... KeyCredentialConfigurationFolderType IsAbstract False References NodeClass BrowseName TypeDefinition Modelling Rule Subtype of the 0: FolderType defined in OPC 10000-5 . 0:HasComponent Object 0:<ServiceName> 0:KeyCredentialConfigurationType Optional Placeholder
OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services

8.6.5 KeyCredentialConfigurationType

KeyCredentialConfigurationType This ObjectType is the TypeDefinition for an Object that allows the configuration of KeyCredentials used by the Server . It also includes basic status information which report problems accessing ... KeyCredentialConfigurationType Definition Attribute Value BrowseName 0:KeyCredentialConfigurationType IsAbstract False References NodeClass BrowseName DataType TypeDefinition Modelling Rule Subtype of the BaseObjectType defined in OPC 10000-5 . 0:HasProperty Variable 0:ResourceUri
OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services

9.6.4 AuthorizationServiceType

AuthorizationServiceType This ObjectType is the TypeDefinition for an Object that allows access to an AuthorizationService . It is defined in Table 147 . Table 147 - AuthorizationServiceType Definition Attribute Value BrowseName 2:AuthorizationServiceType ... IsAbstract False References NodeClass BrowseName DataType TypeDefinition Modelling Rule Subtype of the BaseObjectType defined in OPC 10000-5 . 0:HasProperty Variable 2:ServiceUri 0:String 0:PropertyType Mandatory 0:HasProperty
OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services

9.7.4 AuthorizationServiceConfigurationType

AuthorizationServiceConfigurationType This ObjectType is the TypeDefinition for an Object that allows the configuration of an AuthorizationService used by a Server . It is defined in Table 158 . Table 158 - AuthorizationServiceConfigurationType Definition ... Attribute Value BrowseName 0:AuthorizationServiceConfigurationType IsAbstract False References NodeClass BrowseName DataType TypeDefinition Modelling Rule Subtype of the 0:BaseObjectType defined in OPC 10000-5 . 0:HasProperty Variable 0:ServiceUri
OPC-10000-100 – OPC Unified Architecture - Part 100: Devices

3.3.1.1 Node definitions

Int32 where it is either a single-dimensional array or a scalar. The TypeDefinition is specified for Objects and Variables . The TypeDefinition column specifies a symbolic name for a NodeId ... their definition. Table 2 illustrates the table. If no components are provided, the DataType, TypeDefinition and Other columns can be omitted and only a Comment column is introduced to point
OPC-10000-100 – OPC Unified Architecture - Part 100: Devices

3.3.1.2 Additional References

Additional References SourceBrowsePath Reference Type Is Forward TargetBrowsePath SourceBrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows of a nested table. ReferenceType name True = forward ... TargetBrowsePath points to another Node , which can be a well-known instance or a TypeDefinition . You can use BrowsePaths here as well, which is either relative to the TypeDefinition
OPC-10000-100 – OPC Unified Architecture - Part 100: Devices

3.3.1.3 Additional sub-components

used. Table 5 - <some>Type Additional Subcomponents BrowsePath References NodeClass BrowseName DataType TypeDefinition Other BrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows
OPC-10000-100 – OPC Unified Architecture - Part 100: Devices

4.4.1 Model

FunctionalGroupType definition Attribute Value BrowseName 1:FunctionalGroupType IsAbstract False References NodeClass BrowseName DataType TypeDefinition Other Subtype of the 0:FolderType defined in OPC 10000-5 0:HasComponent Object ... part of) their References . If a FunctionalGroup can be hidden on an instance the TypeDefinition shall use an appropriate ModellingRule like "Optional". If desirable, Nodes can be also
OPC-10000-110 – OPC Unified Architecture - Part 110: Asset Management Basics

3.3.1.1 Node definitions

Int32 where it is either a single-dimensional array or a scalar. The TypeDefinition is specified for Objects and Variables . The TypeDefinition column specifies a symbolic name for a NodeId ... their definition. Table 2 illustrates the table. If no components are provided, the DataType, TypeDefinition and Other columns may be omitted and only a Comment column is introduced to point
OPC-10000-110 – OPC Unified Architecture - Part 110: Asset Management Basics

3.3.1.2 Additional References

Additional References SourceBrowsePath Reference Type Is Forward TargetBrowsePath SourceBrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows of a nested table. ReferenceType name True = forward ... TargetBrowsePath points to another Node , which can be a well-known instance or a TypeDefinition . You can use BrowsePaths here as well, which is either relative to the TypeDefinition
OPC-10000-110 – OPC Unified Architecture - Part 110: Asset Management Basics

3.3.1.3 Additional sub-components

used. Table 5 - <some>Type Additional Subcomponents BrowsePath References NodeClass BrowseName DataType TypeDefinition Others BrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows
OPC-10000-110 – OPC Unified Architecture - Part 110: Asset Management Basics

3.3.1.4 Additional Attribute values

child Nodes BrowsePath <Attribute name> Attribute BrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows of a nested table The values of attributes
OPC-10000-110 – OPC Unified Architecture - Part 110: Asset Management Basics

7 Identification of Asset

ComponentType or 2: DeviceType . An Object representing an asset can have the TypeDefinition 2: ComponentType , 2: DeviceType , or a subtype of one of those ObjectTypes and thus containing the identification ... Object representing an asset can either directly implement those interfaces, or has a TypeDefinition directly or indirectly implementing the interfaces. Usage of 2: Identification Object . An Object representing an asset
OPC-10000-110 – OPC Unified Architecture - Part 110: Asset Management Basics

9.2 Overall health status of an asset

This can be done either directly on the instance (X:Asset1) or via the TypeDefinition (X:Asset2), as shown in Figure 3 . However, it is also allowed to just provide
OPC-10000-120 – OPC Unified Architecture - Part 120: OPC UA and XML Data Type Mapping

3.3.1.1 Node definitions

Int32 where it is either a single-dimensional array or a scalar. The TypeDefinition is specified for Objects and Variables . The TypeDefinition column specifies a symbolic name for a NodeId ... their definition. Table 2 illustrates the table. If no components are provided, the DataType, TypeDefinition and Other columns may be omitted and only a Comment column is introduced to point
OPC-10000-120 – OPC Unified Architecture - Part 120: OPC UA and XML Data Type Mapping

3.3.1.2 Additional References

Additional References SourceBrowsePath Reference Type Is Forward TargetBrowsePath SourceBrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows of a nested table. ReferenceType name True = forward ... TargetBrowsePath points to another Node , which can be a well-known instance or a TypeDefinition . You can use BrowsePaths here as well, which is either relative to the TypeDefinition
OPC-10000-120 – OPC Unified Architecture - Part 120: OPC UA and XML Data Type Mapping

3.3.1.3 Additional sub-components

used. Table 5 - <some>Type Additional Subcomponents BrowsePath References NodeClass BrowseName DataType TypeDefinition Others BrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows
OPC-10000-120 – OPC Unified Architecture - Part 120: OPC UA and XML Data Type Mapping

3.3.1.4 Additional Attribute values

child Nodes BrowsePath <Attribute name> Attribute BrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows of a nested table The values of attributes
OPC-10000-200 – OPC Unified Architecture - Part 200: Industrial Automation

3.3.1 Conventions for Node descriptions

Int32 where it is either a single-dimensional array or a scalar. The TypeDefinition is specified for Objects and Variables . The TypeDefinition column specifies a symbolic name for a NodeId ... their definition. Table 2 illustrates the table. If no components are provided, the DataType, TypeDefinition and Other columns may be omitted and only a Comment column is introduced to point
OPC-10000-200 – OPC Unified Architecture - Part 200: Industrial Automation

3.3.1.1 Additional References

Additional References SourceBrowsePath Reference Type Is Forward TargetBrowsePath SourceBrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows of a nested table. ReferenceType name True = forward ... TargetBrowsePath points to another Node , which can be a well-known instance or a TypeDefinition . You can use BrowsePaths here as well, which is either relative to the TypeDefinition
OPC-10000-200 – OPC Unified Architecture - Part 200: Industrial Automation

3.3.1.2 Additional sub-components

used. Table 5 - <some>Type Additional Subcomponents BrowsePath References NodeClass BrowseName DataType TypeDefinition Others BrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows
OPC-10000-200 – OPC Unified Architecture - Part 200: Industrial Automation

3.3.1.3 Additional Attribute values

child Nodes BrowsePath <Attribute name> Attribute BrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows of a nested table The values of attributes
OPC-10000-210 – OPC Unified Architecture - Part 210: Relative Spatial Location

3.4.1.1 Node definitions

Int32 where it is either a single-dimensional array or a scalar. The TypeDefinition is specified for Objects and Variables . The TypeDefinition column specifies a symbolic name for a NodeId ... their definition. Table 2 illustrates the table. If no components are provided, the DataType, TypeDefinition and Other columns may be omitted and only a Comment column is introduced to point
OPC-10000-210 – OPC Unified Architecture - Part 210: Relative Spatial Location

3.4.1.2 Additional References

Additional References SourceBrowsePath Reference Type Is Forward TargetBrowsePath SourceBrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows of a nested table. ReferenceType name True = forward ... TargetBrowsePath points to another Node , which can be a well-known instance or a TypeDefinition . You can use BrowsePaths here as well, which is either relative to the TypeDefinition
OPC-10000-210 – OPC Unified Architecture - Part 210: Relative Spatial Location

3.4.1.3 Additional sub-components

used. Table 5 - <some>Type Additional Subcomponents BrowsePath References NodeClass BrowseName DataType TypeDefinition Others BrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows
OPC-10000-210 – OPC Unified Architecture - Part 210: Relative Spatial Location

3.4.1.4 Additional Attribute values

child Nodes BrowsePath <Attribute name> Attribute BrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows of a nested table The values of attributes
OPC-10000-210 – OPC Unified Architecture - Part 210: Relative Spatial Location

7.2 SpatialLocationType

Value BrowseName SpatialLocationType IsAbstract True ValueRank -2 (Any) DataType BaseDataType References NodeClass BrowseName DataType TypeDefinition Other Subtype of the RelativeValueType defined in 7.1 0:HasComponent Variable Position 0:BaseDataType ... NodeId 0:BaseDataVariableType M The Variable Position informs about a position. Note that the TypeDefinition is not defined in detail, so it is assumed to define, while subtyping from SpatialLocationType
OPC-10000-211 – OPC Unified Architecture - Part 211: Global Positioning

3.4.1.1 Node definitions

Int32 where it is either a single-dimensional array or a scalar. The TypeDefinition is specified for Objects and Variables . The TypeDefinition column specifies a symbolic name for a NodeId ... their definition. Table 2 illustrates the table. If no components are provided, the DataType, TypeDefinition and Other columns may be omitted and only a Comment column is introduced to point
OPC-10000-211 – OPC Unified Architecture - Part 211: Global Positioning

3.4.1.2 Additional References

additional References SourceBrowsePath Reference Type Is Forward TargetBrowsePath SourceBrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows of a nested table. ReferenceType name True = forward ... TargetBrowsePath points to another Node , which can be a well-known instance or a TypeDefinition . You can use BrowsePaths here as well, which is either relative to the TypeDefinition
OPC-10000-211 – OPC Unified Architecture - Part 211: Global Positioning

3.4.1.3 Additional sub-components

used. Table 5 - <some>Type additional subcomponents BrowsePath References NodeClass BrowseName DataType TypeDefinition Others BrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows
OPC-10000-211 – OPC Unified Architecture - Part 211: Global Positioning

3.4.1.4 Additional Attribute values

child Nodes BrowsePath <Attribute name> Attribute BrowsePath is always relative to the TypeDefinition . Multiple elements are defined as separate rows of a nested table The values of attributes
OPC-10000-211 – OPC Unified Architecture - Part 211: Global Positioning

4.2.3.1 Concepts

Address Space Object and Variable Nodes represent instances and they always reference a TypeDefinition ( ObjectType or VariableType ) Node which describes their semantics and structure. Figure 3 illustrates the relationship between ... instance and its TypeDefinition . The type Nodes are templates that define all of the children that can be present in an instance of the type. In the example in Figure