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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

6.3.3.2 Fully-inherited InstanceDeclarationHierarchy

Fully-inherited InstanceDeclarationHierarchy An instance of a TypeDefinitionNode is described by the fully-inherited InstanceDeclarationHierarchy of the TypeDefinitionNode . The fully-inherited InstanceDeclarationHierarchy can be created by starting with the InstanceDeclarationHierarchy ... BaseDataVariableType Multiple BrowsePaths to the same Node shall be treated as separate Nodes . An Instance may provide different Nodes for each BrowsePath . The fully-inherited InstanceDeclarationHierarchy for "BetaType
OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

6.4.1 Overview

Overview Any Instance of a TypeDefinitionNode will be the root of a hierarchy which mirrors the InstanceDeclarationHierarchy for the TypeDefinitionNode. Each Node in the hierarchy of the Instance will have
OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

6.4.2 Creating an Instance

Creating an Instance Instances inherit the initial values for the Attributes that they have in common with the TypeDefinitionNode from which they are instantiated, with the exceptions of the NodeClass ... NodeId . When a Server creates an instance of a TypeDefinitionNode it shall create the same hierarchy of Node s beneath the new Object or Variable depending on the ModellingRule
OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings

6.2.2 Application Instance Certificate

Application Instance Certificate An Application Instance Certificate is a ByteString containing the DER encoded form (see X.690 ) of an X.509 v3 Certificate . This Certificate is issued by certifying authority ... identifies an instance of an application running on a single host. The X.509 v3 fields contained in an Application Instance Certificate are described in Table 50 . The fields are defined
OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings

6.7.2.3 Security Header

values are invalid. SenderCertificate Byte [] The X.509 v3 Certificate assigned to the sending application Instance . This is a DER encoded blob. The structure of an X.509 v3 Certificate is defined ... ReceiverCertificateThumbprint Byte [] The thumbprint of the X.509 v3 Certificate assigned to the receiving application Instance . The thumbprint is the SHA1 hash of the DER encoded form of the Certificate . When
OPC-10000-8 – OPC Unified Architecture - Part 8: Data Access

6.5.1 HasEngineeringUnitDetails

link a Variable with EUInformation DataType to its more detailed AddressSpace representation Instance of the ServerUnitType ObjectType . The SourceNode of References of this type shall be a Variable with EUInformation ... DataType . The TargetNode of this ReferenceType shall be an Instance of the ServerUnitType ObjectType . The Reference has to change if the value (the concrete EngineeringUnit ) is changing. Clients can subscribe
OPC-10000-8 – OPC Unified Architecture - Part 8: Data Access

6.5.2 HasQuantity

semantics of this ReferenceType is to link a Variable with EUInformation DataType to an Instance of the QuantityType ObjectType . The SourceNode of References of this type shall be a Variable ... EUInformation DataType (typically the EngineeringUnits Property) . The TargetNode of this ReferenceType shall be an Instance of the QuantityType ObjectType . The HasQuantity is formally defined in Table 50 . Table 50 - HasQuantity
OPC-10000-82 – OPC Unified Architecture - Part 82: UAFX Networking

7.4.2.1 Overview

ClockTarget depends on the IEEE Std 802.1AS defined role for synchronisation. Each instance of ClockSource or ClockTarget is bound to one PTP Instance . The number and type ... presence of a Bridge Component . A UAFX Station can host more than one PTP Instance , e.g., UAFX Stations 1 and 2. A Grandmaster PTP Instance can reside on any grandmaster
OPC-10000-82 – OPC Unified Architecture - Part 82: UAFX Networking

7.4.2.1.1 gPTP domains

scope of gPTP message communication, state, operations, parameters, and timescale. The Grandmaster PTP Instance is the root of a gPTP domain. UAFX supports the following two types of gPTP domains
OPC-10000-82 – OPC Unified Architecture - Part 82: UAFX Networking

7.4.2.1.2 PTP Instances

There are two types of PTP Instances used in a gPTP domain: PTP End Instance PTP Relay Instance A PTP Instance operates in a single Bridge Component or End Station ... within exactly one gPTP domain. A UAFX Station can contain more than one PTP Instance in the same gPTP domain
OPC-10000-82 – OPC Unified Architecture - Part 82: UAFX Networking

7.4.2.1.4 Examples of PTP in a UAFX Station

support one or more gPTP domains. Each gPTP domain is represented by a PTP Instance, which can have an associated ClockSource or ClockTarget . A PTP Instance with an associated ClockSource ... Grandmaster PTP Instance . A ClockSource and ClockTarget can serve as a provider of time for a UAFX Application (e.g., sequence of events). Figure 20 shows an example of a UAFX
OPC-10000-82 – OPC Unified Architecture - Part 82: UAFX Networking

7.4.2.1.5 Engineered time synchronisation spanning tree

configuration instead of BMCA to construct a desired sync tree with the Grandmaster PTP Instance as the root (see IEEE Std 802.1AS‑2020 , 10.3.1). One of the advantages ... Working Clock is a use case of the engineered sync tree. The Grandmaster PTP Instance resides in a dedicated Grandmaster -capable IA-station . An external sync tree management entity should
OPC-30020 – MDIS OPC UA Companion Specification

4.3.4.1 Concepts

Basic Object in an OPC UA Address Space Object and Variable Nodes are called Instance Nodes and they always reference a TypeDefinition ( ObjectType or VariableType ) Node which describes their semantics ... structure. Figure 3 illustrates the relationship between an instance and its TypeDefinition . Type Nodes are templates that define all of the children that can be present in an instance
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

6.4.1.1.1 AutomationMLFiles

AutomationMLFiles This Instance is a child of Objects . It is defined in Table 21 . The AutomationMLFiles folder represents a browse entry point when looking for AutomationML files ... information model. Table 21 - AutomationMLFiles Instance Definition Name TypeDefinition AutomationMLFiles FolderType
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

6.4.1.1.2 AutomationMLInstanceHierarchies

AutomationMLInstanceHierarchies This Instance is a child of Objects . It is defined in Table 22 . The AutomationMLInstanceHierarchies folder represents a browse entry point when looking for AutomationML InstanceHierarchies ... information model. Table 22 - AutomationMLInstanceHierarchies Instance Definition Name TypeDefinition AutomationMLInstanceHierarchies FolderType
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

6.4.1.1.3 AutomationMLLibraries

AutomationMLLibraries This Instance is a child of Objects . It is defined in Table 23 . The AutomationMLLibraries folder represents a browse entry point when looking for AutomationML libraries ... information model. Table 23 - AutomationMLLibraries Instance Definition Name TypeDefinition AutomationMLLibraries FolderType
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

6.4.1.1.4 InterfaceClassLibs

InterfaceClassLibs This Instance is a child of AutomationMLLibraries . It is defined in Table 24 . The InterfaceClassLibsfolder represents a browse entry point when looking for AutomationML InterfaceClassLibs ... information model. Table 24 - InterfaceClassLibs Instance Definition Name TypeDefinition InterfaceClassLibs FolderType
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

6.4.1.1.5 RoleClassLibs

RoleClassLibs This Instance is a child of AutomationMLLibraries . It is defined in Table 25 . The RoleClassLibsfolder represents a browse entry point when looking for AutomationML RoleClassLibs ... information model. Table 25 - RoleClassLibs Instance Definition Name TypeDefinition RoleClassLibs FolderType
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

6.4.1.1.6 SystemUnitClassLibs

SystemUnitClassLibs This Instance is a child of AutomationMLLibraries . It is defined in Table 26 . The SystemUnitClassLibsfolder represents a browse entry point when looking for AutomationML SystemUnitClassLibs ... information model. Table 26 - SystemUnitClassLibs Instance Definition Name TypeDefinition SystemUnitClassLibs FolderType
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

7.2.1.1 AutomationMLInterfaceClassLib

AutomationMLInterfaceClassLib This Instance is a child of InterfaceClassLibs . It is defined in Table 27 . It consists of the Standard AutomationML Interface Class Library (Part 1). The content is extended with ... Part 3 and Part 4 of the AutomationML standard specification. Table 27 - AutomationMLInterfaceClassLib Instance Definition Name TypeDefinition AutomationMLInterfaceClassLib FolderType
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

7.3.1.1 AutomationMLBaseRoleClassLib

AutomationMLBaseRoleClassLib This Instance is a child of RoleClassLibs . It is defined in Table 42 . It consists of the Standard AutomationML Base Role Class Library (Part 1). The content is extended ... with Part 3 and Part 4 of the AutomationML standard specification. Table 42 - AutomationMLBaseRoleClassLib Instance Definition Name TypeDefinition AutomationMLBaseRoleClassLib FolderType
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

7.4.1.1 AutomationMLDMIRoleClassLib

AutomationMLDMIRoleClassLib This Instance is a child of RoleClassLibs . It is defined in Table 58 . It consists of the AutomationML Discrete Manufacturing Industry Role Class Library. Table 58 - AutomationMLDMIRoleClassLib Instance Definition
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

7.5.1.1 AutomationMLCMIRoleClassLib

AutomationMLCMIRoleClassLib This Instance is a child of RoleClassLibs . It is defined in Table 69 . It consists of the AutomationML Continuous Manufacturing Industry Role Class Library. Table 69 - AutomationMLCMIRoleClassLib Instance Definition
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

7.6.1.1 AutomationMLBMIRoleClassLib

AutomationMLBMIRoleClassLib This Instance is a child of RoleClassLibs . It is defined in Table 71 . It consists of the AutomationML Batch Manufacturing Industry Role Class Library. Table 71 - AutomationMLBMIRoleClassLib Instance Definition
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

7.7.1.1 AutomationMLCSRoleClassLib

AutomationMLCSRoleClassLib This Instance is a child of RoleClassLibs . It is defined in Table 73 . It consists of the AutomationML Control Industry Role Class Library. Table 73 - AutomationMLCSRoleClassLib Instance Definition Name
OPC-30040 – OPC UA for AutomationML - Xxx: OPC UA Information Model for AutomationML

7.8.1.1 AutomationMLExtendedRoleClassLib

AutomationMLExtendedRoleClassLib This Instance is a child of RoleClassLibs . It is defined in Table 88 . The AutomationMLExtendedRoleClassLibrary is a recommended extension of the AutomationMLBaseRoleClassLib and the AutomationMLDMIRoleClassLib and covers a wide ... area of typical roles of the discrete manufacturing industry. Table 88 - AutomationMLExtendedRoleClassLib Instance Definition Name TypeDefinition AutomationMLExtendedRoleClassLib FolderType
OPC-30050 – OPC UA for PackML - Common Object Model: PackML

4.3.4.1 Concepts

Basic Object in an OPC UA Address Space Object and Variable Nodes are called Instance Nodes and they always reference a TypeDefinition ( ObjectType or VariableType ) Node which describes their semantics ... structure. Figure 5 illustrates the relationship between an Instance and its Type Definition. The Type Nodes are templates that define all of the children that can be present
OPC-30130 – OPC UA for Control & Communication System Profile(for Machine)

10.1 A.1 Namespace and Identifiers of the Information Model of CSP+ for Machine

SymbolName' described above refers to BrowseName of a Type Node or BrowsePath of an Instance Node when the identifier of the NodeId is a numerical value in the Instance Node ... this specifications. Browse paths of instance Node s are described by connecting the BrowseName of the instance or type which holds it with the BrowseName of the target Instance Node
OPC-30144 – OPC UA for PROFINET GSD Generic Model - Part 30144: PROFINET GSD Generic Model

9.1 GsdGenIoDataItemVariableType

Units PNGSDGM IO Data The Server shall set the concrete DataType of a Variable Instance according to Table 58 . The UseAsBits Property indicates if the data item is separated into
OPC-40001-1 – OPC UA for Machinery - Part 1: Basic Building Blocks

3.4.1.1 Node Definitions

introduced to point to the Node definition. Each Type Node or well-known Instance Node defined shall have one or more ConformanceUnits defined in 19.1 that require the Node
OPC-40505 – OPC UA for Wireless Machine Tool Peripherals

7.3.1 Overview

same time. TypeOfMeasurement describes which physical type of measurement is represented by this Instance of the WMTPMeasurementType . A list of possible options can be found in Table 48 . TypeOfSample defines
OPC-40719 – OPC UA for Plasma Surface Technology

7.8.2 CirculationSystemType ObjectType Definition

single circuit of the cooling system of a plasma surface treatment machine. An Instance of the PlantCoolingSystemType can have several Instances of the CirculationSystemsType as components. The CirculationSystemType is formally