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

6 result(s) for Fields

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

8.58 AccessLevelExType

bits of the AccessLevelType as the first 8 bits. The NonatomicRead , and NonatomicWrite Fields represent the atomicity of a Variable . In general Atomicity is expected of OPC UA read ... write operations. These Fields are used by systems, in particular hard-realtime controllers, which can not ensure atomicity. The NoSubDataTypes Field represents the ability of a Variable to accept derived
OPC-10000-5 – OPC Unified Architecture - Part 5: Information Model

C.2.6 FieldType

encoded value for the field. A FieldType may specify an array of encoded values. Fields may be optional and they reference other FieldTypes , which indicate if they are present ... that specifies a name for the Field that is unique within the StructuredType . Other fields in the structured type reference a Field by using this name. TypeName xs:QName
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.4.2 NetworkMessage layout

Table 154 . The NetworkMessageContentMask setting of the Publisher controls the flags in the fields UADPFlags and ExtendedFlags1 . The SecurityMode setting of the Publisher controls the security enabled flag ... Chunk message defined in in 7.2.4.4.4 . Bit 1: PromotedFields enabled If Promoted fields are enabled, the number of DataSetMessages in the Network Message shall be one. Bit range
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.4.5.4 AddPublishedDataItemsTemplate Method

DataSetMetaData . VariablesToAdd Array of variable settings for the data acquisition for the fields in the DataSetMetaData . The size of the array shall match the size of the fields array ... Object . Bad_InvalidArgument The VariablesToAdd parameter does not match the array size of the fields in the DataSetMetaData or the configuration of the VariablesToAdd contains invalid settings. Bad_TooManyMonitoredItems
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.12.1 PubSubCapabilitiesType

limit on the number of DataSetReaders . The MaxFieldsPerDataSet Variable defines the maximum number of fields that can be configured for a PublishedDataSet . A value of 0 indicates that ... Application forces no limit on the number of fields. The MaxDataSetWritersPerGroup Variable defines the maximum number of DataSetWriters that can be configured in one WriterGroup . A value of 0 indicates
OPC-10000-110 – OPC Unified Architecture - Part 110: Asset Management Basics

12.2 IMaintenanceEventType

overall duration the maintenance took place. Servers might change the Severity or other Event Fields as well as the state of the conditions when a maintenance activity becomes nearer