Search

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

42 result(s) for ValueRank

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

3.1.2 DataType

DataType instance of a DataType Node that is used together with the ValueRank Attribute to define the data type of a Variable
OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

5.6.2 Variable NodeClass

DataType and shall not be null. Standard DataTypes are defined in Clause 8 . ValueRank M Int32 This Attribute indicates whether the Value Attribute of the Variable is an array ... then this Variable's DataType would be set to Int32, and the Variable's ValueRank has the value 1. The ArrayDimensions is an array with a length of one where
OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

5.6.5 VariableType NodeClass

DataType and shall not be null. Standard DataTypes are defined in Clause 7.23 8 . ValueRank M Int32 This Attribute indicates whether the Value Attribute of the VariableType is an array ... number of elements shall be equal to the value of the ValueRank Attribute . This Attribute shall be null if ValueRank ≤ 0. For example, if a VariableType is defined
OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

5.8.6.1 Overview

VariableType is defined, the DataType of the Value is defined by the DataType , ValueRank and ArrayDimensions Attributes . In general, it is always allowed for the Value to use a subtype ... Variables with an AllowedSubtype Reference (see 7.29 ), and thereby restricting that the DataType including ValueRank and ArrayDimensions of the Variable is allowed to be used as subtype. The general rules
OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

6.2.8 Attribute Handling of Variable and VariableTypes

DataType if the new DataType is a subtype of the DataType originally used. The ValueRank Attribute may only be further restricted 'Any' may be set to any other value; 'ScalarOrOneDimension
OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

6.4.4.4.3 ExposesItsArray

referenced by a forward hierarchical Reference from a VariableType B. B shall have a ValueRank value that is equal to or larger than zero. A should have a data type
OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

7.22.1 Overview

which first defines the field. The exposed fields shall be the same DataType and ValueRank as the field in the Structure . The Value is expected to represent the value
OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

8.7 BaseDataType

array of any DataType . When a BaseDataType is used in conjunction with a ValueRank then the ValueRank specifies whether there is an array of BaseDataType values. The ValueRank does
OPC-10000-5 – OPC Unified Architecture - Part 5: Information Model

3.3 Conventions for Node descriptions

omitted. If no brackets are provided, it identifies a scalar DataType and the ValueRank is set to the corresponding value (see OPC 10000-3 ). In addition, ArrayDimensions ... value>}", so either "{Any}" or "{ScalarOrOneDimension}" and the ValueRank is set to the corresponding value (see OPC 10000-3 ) and the ArrayDimensions
OPC-10000-5 – OPC Unified Architecture - Part 5: Information Model

5.3 Variables

specific; otherwise it shall represent the value described in the text. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e. ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behaviour is server-specific. If the ValueRank specifies an array of a specific dimension (i.e. ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-5 – OPC Unified Architecture - Part 5: Information Model

5.4 VariableTypes

Value Value Optionally a server-specific default value can be provided. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e. ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behaviour is server-specific. If the ValueRank specifies an array of a specific dimension (i.e. ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-5 – OPC Unified Architecture - Part 5: Information Model

7.29 BitFieldType

this VariableType shall have a DataType of UInteger or one of its subtypes. Its ValueRank shall be either Scalar (-1) or a single dimensional Array (1). Each bit field defined ... defined in Table 99 . Table 99 - BitFieldType definition Attribute Value BrowseName BitFieldType IsAbstract True ValueRank ScalarOrOneDimension DataType UInteger References NodeClass BrowseName DataType TypeDefinition Modelling Rule Subtype of the BaseDataVariableType defined
OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings

F.2 UANodeSet

added to any Node . The Node in the NodeSet defines the BrowseName , DataType and ValueRank . The UANodeSet aliases are a list of string substitutions for NodeIds . UANodeSet aliases
OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings

F.8 UAVariable

StatusCode of Bad_NoValue or choose a default Value consistent with the DataType and ValueRank . Translation TranslationType [] A list of translations for the Value if the Value is a LocalizedText ... TranslationType for more information. DataType NodeId The data type of the value. ValueRank ValueRank The value rank. If not specified, the default value is -1 (Scalar). ArrayDimensions ArrayDimensions The number
OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings

F.13 DataTypeField

with its own DataTypeDefinition . This field is not specified for Enumeration or OptionSet DataTypes . ValueRank Int32 The value rank for the field. It shall be Scalar (-1) or a fixed ... unsigned integer values. The list has a number of elements equal to the ValueRank . The value is 0 if the maximum is not known for a dimension. This field
OPC-10000-8 – OPC Unified Architecture - Part 8: Data Access

A.4.2.3 Variable Nodes

Data Type (Property ID: 1): The combined value of the DataType attribute and the ValueRank attribute of the node in the OPC UA Server is assigned to this property ... assigned to this property. UA Value Rank (Property ID: 612): The value of the ValueRank attribute of the node in the OPC UA Server is assigned to this property
OPC-10000-9 – OPC Unified Architecture - Part 9: Alarms & Conditions

D.2.4 Event attributes

Attribute . The data type of the Event Attribute is used to set DataType and ValueRank . The NodeId is constructed from the EventCategoryId, ConditionName and the AttributeId
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.3.2.4 FieldMetaData

Structure DataType is provided through the structureDataTypes field of the DataSetMetaData base type DataTypeSchemaHeader . ValueRank Int32 Indicates whether the dataType is an array and how many dimensions the array ... even if they have array-like semantics like ByteString and String . Only a concrete valueRank with values n=-1 or n>0 shall be used for UADP message mapping
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.3.7.1 PublishedData

Variable . Some transport protocols require knowledge on the message receiver side about the DataType, ValueRank and ArrayDimensions to be able to decode the message content. This information is provided through ... StatusCode is set to Uncertain_SubstituteValue. This Value shall match the DataType and ValueRank of the PublishedVariable since DataSetWriters may depend on a valid Value with the right DataType that
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.10.2.3 FieldTargetDataType

writeIndexRange NumericRange setting. If the resulting array size is one and the target node ValueRank is scalar, the value shall be applied as scalar value. TargetNodeId NodeId The NodeId
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.5.11 RawData field encoding

RawData Field Encoding . A DataSet field is encoded in the DataType and ValueRank specified in the DataSetMetaData for the DataSet . The following special handling shall be applied to ensure ... MaxStringLength , the field shall be padded with bytes with value zero. If the ValueRank is OneDimension (1) or n>1 and the actual size of a dimension in ArrayDimensions
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.5.4.3 VerboseEncoding and abstract type handling

BuiltInType Variant. The UaType is needed to decode the value. DataSet fields with abstract ValueRank values of Any (-2) or OneOrMoreDimensions (0) Note that the same problem exists when ... provides examples of Variant VerboseEncoding field encoding with the different RawData settings. The ValueRank configured for the DataSet field is Scalar if no other ValueRank is mentioned in the description
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.4.3.2 AddVariables Method

added to the list. The PublishedVariableDataType is defined in 6.2.3.7.1 . The parameters builtInType , dataType , valueRank and arrayDimensions of the FieldMetaData are filled from corresponding Variable Attributes . NewConfigurationVersion Returns
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.9.3 SubscribedDataSetMirrorType

reference Variables for each DataSet field in the DataSetMetaData with HasComponent . The name, DataType , ValueRank and ArrayDimensions of the Variables shall match the settings for the corresponding DataSet field
OPC-10000-100 – OPC Unified Architecture - Part 100: Devices

3.3.1.1 Node definitions

omitted. If no brackets are provided, it identifies a scalar DataType and the ValueRank is set to the corresponding value (see OPC 10000-3 ). In addition, ArrayDimensions ... value>}", so either "{Any}" or "{ ScalarOrOneDimension }" and the ValueRank is set to the corresponding value (see OPC 10000-3 ) and the ArrayDimensions
OPC-10000-100 – OPC Unified Architecture - Part 100: Devices

3.3.3.3 Variables

specific; otherwise it shall represent the value described in the text. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e. ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behavior is server-specific. If the ValueRank specifies an array of a specific dimension (i.e. ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-100 – OPC Unified Architecture - Part 100: Devices

3.3.3.4 VariableTypes

Value Value Optionally a server-specific default value can be provided. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e. ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behavior is server-specific. If the ValueRank specifies an array of a specific dimension (i.e. ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-110 – OPC Unified Architecture - Part 110: Asset Management Basics

3.3.1.1 Node definitions

omitted. If no brackets are provided, it identifies a scalar DataType and the ValueRank is set to the corresponding value (see OPC 10000-3 ). In addition, ArrayDimensions ... value>}", so either "{Any}" or "{ ScalarOrOneDimension }" and the ValueRank is set to the corresponding value (see OPC 10000-3 ) and the ArrayDimensions
OPC-10000-110 – OPC Unified Architecture - Part 110: Asset Management Basics

3.3.3.3 Variables

specific; otherwise it shall represent the value described in the text. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e. ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behaviour is server-specific. If the ValueRank specifies an array of a specific dimension (i.e. ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-110 – OPC Unified Architecture - Part 110: Asset Management Basics

3.3.3.4 VariableTypes

Value Value Optionally a server-specific default value can be provided. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e. ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behaviour is server-specific. If the ValueRank specifies an array of a specific dimension (i.e. ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-120 – OPC Unified Architecture - Part 120: OPC UA and XML Data Type Mapping

3.3.1.1 Node definitions

omitted. If no brackets are provided, it identifies a scalar DataType and the ValueRank is set to the corresponding value (see OPC 10000-3 ). In addition, ArrayDimensions ... value>}", so either "{Any}" or "{ ScalarOrOneDimension }" and the ValueRank is set to the corresponding value (see OPC 10000-3 ) and the ArrayDimensions
OPC-10000-120 – OPC Unified Architecture - Part 120: OPC UA and XML Data Type Mapping

3.3.3.3 Variables

specific; otherwise it shall represent the value described in the text. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e. ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behaviour is server-specific. If the ValueRank specifies an array of a specific dimension (i.e. ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-120 – OPC Unified Architecture - Part 120: OPC UA and XML Data Type Mapping

3.3.3.4 VariableTypes

Value Value Optionally a server-specific default value can be provided. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e. ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behaviour is server-specific. If the ValueRank specifies an array of a specific dimension (i.e. ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-200 – OPC Unified Architecture - Part 200: Industrial Automation

3.3.1 Conventions for Node descriptions

omitted. If no brackets are provided, it identifies a scalar DataType and the ValueRank is set to the corresponding value (see OPC 10000-3 ). In addition, ArrayDimensions ... value>}", so either "{Any}" or "{ ScalarOrOneDimension }" and the ValueRank is set to the corresponding value (see OPC 10000-3 ) and the ArrayDimensions
OPC-10000-200 – OPC Unified Architecture - Part 200: Industrial Automation

3.3.3.3 Variables

specific; otherwise it shall represent the value described in the text. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e. ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behaviour is server-specific. If the ValueRank specifies an array of a specific dimension (i.e. ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-200 – OPC Unified Architecture - Part 200: Industrial Automation

3.3.3.4 VariableTypes

Value Value Optionally a server-specific default value can be provided. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e. ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behaviour is server-specific. If the ValueRank specifies an array of a specific dimension (i.e. ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-210 – OPC Unified Architecture - Part 210: Relative Spatial Location

3.4.1.1 Node definitions

omitted. If no brackets are provided, it identifies a scalar DataType and the ValueRank is set to the corresponding value (see OPC 10000-3 ). In addition, ArrayDimensions ... value>}", so either "{Any}" or "{ ScalarOrOneDimension }" and the ValueRank is set to the corresponding value (see OPC 10000-3 ) and the ArrayDimensions
OPC-10000-210 – OPC Unified Architecture - Part 210: Relative Spatial Location

3.4.3.3 Variables

specific; otherwise it shall represent the value described in the text. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e. ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behaviour is server-specific. If the ValueRank specifies an array of a specific dimension (i.e. ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-210 – OPC Unified Architecture - Part 210: Relative Spatial Location

3.4.3.4 VariableTypes

Value Value Optionally a server-specific default value can be provided. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e. ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behaviour is server-specific. If the ValueRank specifies an array of a specific dimension (i.e. ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-211 – OPC Unified Architecture - Part 211: Global Positioning

3.4.1.1 Node definitions

omitted. If no brackets are provided, it identifies a scalar DataType and the ValueRank is set to the corresponding value (see OPC 10000-3 ). In addition, ArrayDimensions ... value>}", so either "{Any}" or "{ ScalarOrOneDimension }" and the ValueRank is set to the corresponding value (see OPC 10000-3 ) and the ArrayDimensions
OPC-10000-211 – OPC Unified Architecture - Part 211: Global Positioning

3.4.3.3 Variables

specific; otherwise, it shall represent the value described in the text. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e., ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behaviour is server-specific. If the ValueRank specifies an array of a specific dimension (i.e., ValueRank > 0) then the ArrayDimensions Attribute shall
OPC-10000-211 – OPC Unified Architecture - Part 211: Global Positioning

3.4.3.4 VariableTypes

Value Value Optionally a server-specific default value can be provided. ArrayDimensions If the ValueRank does not identify an array of a specific dimension (i.e., ValueRank <= 0) the ArrayDimensions ... null or the Attribute is missing. This behaviour is server-specific. If the ValueRank specifies an array of a specific dimension (i.e., ValueRank > 0) then the ArrayDimensions Attribute shall