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

28 result(s) for Boolean

OPC-10000-5 – OPC Unified Architecture - Part 5: Information Model

12.2.2 Boolean

Boolean The representation in the AddressSpace of the Boolean DataType is specified in Table 155 . Table 155 - Boolean definition Attributes Value BrowseName Boolean IsAbstract FALSE References NodeClass BrowseName DataType TypeDefinition
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

3.3 Conventions for Service definitions

these tables, simple and constructed. Simple parameters have a simple data type, such as Boolean or String . Constructed parameters are composed of two or more component parameters, which ... Service . Table 2 - Parameter Types defined in OPC 10000-3 Parameter Type BaseDataType Boolean ByteString Double Duration Guid Int32 LocaleId NodeId QualifiedName String UInt16 UInt32 UInteger UtcTime XmlElement The parameters
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.8.4.2 Parameters

with the following indented items. nodeId NodeId NodeId of the Node to delete. deleteTargetReferences Boolean A Boolean parameter with the following values: TRUE delete References in TargetNodes that Reference
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.8.5.1 Description

delete. referenceTypeId NodeId NodeId of the ReferenceType that defines the Reference to delete. isForward Boolean If the value is TRUE, the Server deletes a forward Reference. If the value ... TargetNode is a local Node the nodeId shall contain the namespace index. deleteBidirectional Boolean A Boolean parameter with the following values: TRUE delete the specified Reference and the opposite Reference
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.9.3.2 Parameters

Description Request requestHeader Request Header Common request parameters (see 7.32 for RequestHeader definition). releaseContinuationPoints Boolean A Boolean parameter with the following values: TRUE passed continuationPoints shall be reset to free
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.11.3.2 Parameters

case. OPC 10000-11 defines exceptions where this parameter shall be ignored. releaseContinuation Points Boolean A Boolean parameter with the following values: TRUE passed continuationPoints shall be reset to free
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.14.2.2 Parameters

monitoredItems in the DataChangeNotification and events in the EventNotificationList. publishingEnabled Boolean A Boolean parameter with the following values: TRUE publishing is enabled for the Subscription . FALSE publishing is disabled
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.14.4.2 Parameters

Type Description Request requestHeader RequestHeader Common request parameters (see 7.32 for RequestHeader definition). publishingEnabled Boolean A Boolean parameter with the following values: TRUE publishing of NotificationMessages is enabled
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.14.5.2 Parameters

diagnostic purpose and Clients should log differences to the expected sequence numbers. moreNotifications Boolean A Boolean parameter with the following values: TRUE the number of Notifications that were ready
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.14.7.2 Parameters

transferred from the primary Client to a backup Client via external mechanisms. sendInitialValues Boolean A Boolean parameter with the following values: TRUE the first Publish response(s) after the TransferSubscriptions
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

7.7.3 FilterOperator

following restrictions apply to the operands: [0]: Any operand that resolves to a Boolean. If the operand cannot be resolved to a Boolean, the result is a NULL. See below ... following restrictions apply to the operands: [0]: Any operand that resolves to a Boolean. [1]: Any operand that resolves to a Boolean. If any operand cannot be resolved
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

B.2.4 QueryNext

Description Request requestHeader Request Header Common request parameters (see 7.32 for RequestHeader definition). releaseContinuationPoint Boolean A Boolean parameter with the following values: TRUE passed continuationPoint should be reset to free
OPC-10000-5 – OPC Unified Architecture - Part 5: Information Model

12.45 BitFieldDefinition

unique within the BitFieldDefinition . Description LocalizedText A localized description of the field. Reserved Boolean True if the range of bits is reserved for future use by the defining Namespace. StartingBitPosition ... Variable MyBitFieldDefinitions BitFieldDefinition[] PropertyType M HasComponent Variable Counter Int16 BaseDataVariableType M HasComponent Variable Enabled Boolean BaseDataVariableType M HasComponent Variable Status Boolean BaseDataVariableType M Table 311 - MyBitFieldDefinitions BitFieldDefinition Example Name Description
OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings

5.2.2.1 Boolean

Boolean A Boolean value shall be encoded as a single byte where a value of 0 (zero) is false and any non-zero value is true. Encoders shall
OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings

5.4.2.2 Boolean

Boolean A Boolean value shall be encoded as the JSON literal 'true' or 'false
OPC-10000-8 – OPC Unified Architecture - Part 8: Data Access

5.6.1 Overview

Following is a description of the DataTypes defined in this specification. DataTypes like String , Boolean , Double or LocalizedText are defined in OPC 10000-3 . Their representation is specified
OPC-10000-9 – OPC Unified Architecture - Part 9: Alarms & Conditions

5.4.6 AlarmSuppressionGroupMember ReferenceType

AlarmGroupMember ReferenceType . This ReferenceType is used to indicate the Alarm instances or Boolean Variables that are part of an Alarm Group . The representation in the AddressSpace is specified in Table ... subtype of it, or an instance of BaseDataVariableType that has a DataType of Boolean . Table 7 - AlarmSuppressionGroupMember ReferenceType Attributes Value BrowseName AlarmSuppressionGroupMember InverseName MemberOfAlarmSuppressionGroup Symmetric False IsAbstract False References NodeClass
OPC-10000-9 – OPC Unified Architecture - Part 9: Alarms & Conditions

5.8.4 AlarmSuppressionGroupType

AlarmGroup extends the AlarmGroupType to allow the addition of Variables that have a Boolean DataType . The Variable can be thought of as representing the Id of the ActiveState ... Data Type TypeDefinition Modelling Rule Subtype of the AlarmGroupType AlarmSuppressionGroupMember Variable <DigitalVariable> Boolean BaseDataVariableType OptionalPlaceholder AlarmSuppressionGroupMember Object <AlarmCondition> AlarmConditionType OptionalPlaceholder ConformanceUnits A & C Suppression Group
OPC-10000-11 – OPC Unified Architecture - Part 11: Historical Access

6.5.2.3 ReadEventDetails2 structure details

structure. The structure is a subtype of ReadEventDetails . This subtype only adds the readModified Boolean . The description provided in 6.5.2.2 applies when readModified Boolean is set to FALSE. This updated ... Description ReadEventDetails2 Structure Specifies the details used to perform an Event history read. readModified Boolean TRUE for Read Modified functionality Its representation in the AddressSpace is defined in Table
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.9.5 StandaloneSubscribedDataSetType

HasComponent Object SubscribedDataSet Subscribed‌DataSetType Mandatory HasProperty Variable DataSetMetaData DataSetMetaDataType PropertyType Mandatory HasProperty Variable IsConnected Boolean PropertyType Mandatory Conformance Units PubSub Model SubscribedDataSet Standalone The SubscribedDataSetType defined in 9.1.9.1 describes ... comply with the DataSetMetaData in the standalone subscribed DataSet . The IsConnected Property with DataType Boolean indicates if the standalone subscribed DataSet is connected to a DataSetReader . A standalone subscribed DataSet
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

B.3.7 Message header

DataSetMessage creation. Group-id String string reply-to-group-id String string creation-time Boolean timestamp The creation-time is set to the current time of the DataSetMessage creation ... message-creation-time ( Boolean ) in the DataSetWriterProperties is True, or else if the value is False or if the property is not configured, the AMQP property is not set. Content
OPC-10000-15 – OPC Unified Architecture - Part 15: Safety

6.2.3.4 ResponseSPDUDataType

DataType Node defining this Structure has a fixed NodeID and contains a single Boolean . The representation in the AddressSpace of the ResponseSPDUDataType is defined in Table 21 . Table 21 - ResponseSPDUDataType
OPC-10000-15 – OPC Unified Architecture - Part 15: Safety

10.3 Index of requirements (informative)

supported DataTypes in user manual 6.2.5 DataTypes and length of SafetyData RQ6.11 Values for Boolean DataType 6.2.5 DataTypes and length of SafetyData RQ6.12 Implementation of SafetyProvider SAPI 6.3.3.2 SAPI
OPC-10000-15 – OPC Unified Architecture - Part 15: Safety

B.3.1 Explanation

this purpose, both the interface of the SafetyProvider and the SafetyConsumer comprise a Boolean input called OperatorAckProvider and OperatorAckConsumer , respectively. The safety application can get the values of these parameters ... consumer side via the Boolean outputs OperatorAckRequested and OperatorAckProvider on the SafetyConsumer 's SAPI (see 6.3.4.2 ). Subclauses B.3.2 to B.3.5 show some examples on how to use these inputs
OPC-10000-25 – OPC Unified Architecture - Part 25: Object Serialization

6.3.6 ConsiderSubElementSerializationProperties Property

ConsiderSubElementSerializationProperties Property The ConsiderSubElementSerializationProperties Property contains a Boolean Value. If set to True, SerializationEntities referenced by elements of the SerializationScope which have the same BrowseName as the SerializationEntity referenced
OPC-10000-25 – OPC Unified Architecture - Part 25: Object Serialization

6.3.9 IncludeStatus, IncludeSourceTimestamp, and IncludeDictionaryReference Properties

IncludeStatus, IncludeSourceTimestamp, and IncludeDictionaryReference Properties The IncludeStatus Property is a Boolean indicating how the StatusCodes of the serialized Variables are serialized themselves. If True, the SerializationFieldDataType of the Variable shall ... Variable shall contain no "Status" field. The IncludeSourceTimestamp Property is a Boolean indicating how the sourceTimestamps of the serialized Variables are serialized themselves. If True, the SerializationFieldDataType
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

F.1.2.3 SelectionListType

with a 'Selection' suffix (<Variable name>Selection). A Structure field with DataType Boolean indicates if the list of selectable values is editable by a Client . The field
OPC-10000-84 – OPC Unified Architecture - Part 84: UAFX Profiles

5.2.2 UAFX Base

well-known instance FxRoot Server UAFX Controller Datatype Support Is capable of supporting Boolean , SByte , Byte , Int16 , UInt16 , Int32 , UInt32 , Float datatypes. Server UAFX Preconfigured PublishedDataSet If preconfigured PublishedDataSets exist