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

4 result(s) for MinimumSamplingInterval

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

5.6.2 Variable NodeClass

historic data taking user access rights into account. The AccessLevelType is defined in 8.57 . MinimumSamplingInterval O Duration The MinimumSamplingInterval Attribute indicates how "current" the Value of the Variable ... changes (see OPC 10000-4 for a detailed description of sampling interval). A MinimumSamplingInterval of 0 indicates that the Server is to monitor the item continuously. A MinimumSamplingInterval
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.13.1.2 Sampling interval

identifies the minimum sampling interval supported by the Server . The optional MinimumSamplingInterval Attribute defined in OPC 10000-3 identifies the minimum sampling interval supported for a Variable . If a Server ... underlying system updates the item is known, it will be available via the MinimumSamplingInterval Attribute defined in OPC 10000-3 . If the Server specifies a value for the MinimumSamplingInterval Attribute
OPC-10000-8 – OPC Unified Architecture - Part 8: Data Access

5.5 Attributes of DataItems

detail in OPC 10000-3 ) are particularly important for DataItems : Value DataType AccessLevel MinimumSamplingInterval Value is the most recent value of the Variable that the Server has. Its data type ... AccessLevel Attribute defines the Server's basic ability to access current data and MinimumSamplingInterval defines how current the data is. When a client requests the Value Attribute for reading
OPC-10000-8 – OPC Unified Architecture - Part 8: Data Access

A.4.2.3 Variable Nodes

ignored Server Scan Rate (Property ID: 6): The value of the MinimumSamplingInterval attribute of the node in the OPC UA Server is assigned to this property. Item EU Type (Property