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

7 result(s) for AggregateFilter

OPC-10000-4 – OPC Unified Architecture - Part 4: Services

7.22.4 AggregateFilter

AggregateFilter The AggregateFilter defines the Aggregate function that should be used to calculate the values to be returned. See OPC 10000-13 for details on possible Aggregate functions. It specifies ... specifies the number of processed values that should be kept. The intention of the AggregateFilter is not to read historical data, the HistoryRead service should be used for this purpose
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.13.1.4 Filter

type of the item that is being monitored. For example, the DataChangeFilter and the AggregateFilter are used when monitoring Variable Values and the EventFilter is used when monitoring Events . Sampling
OPC-10000-11 – OPC Unified Architecture - Part 11: Historical Access

6.5.4.1 ReadProcessedDetails structure details

AggregateConfiguration Aggregate Configuration Aggregate configuration structure. useServerCapabilitiesDefaults Boolean As described in OPC 10000-4 AggregateFilter Structure . (also see AggregateConfiguration settings defined in OPC 10000-13 , and as described in HistorianConfiguration
OPC-10000-13 – OPC Unified Architecture - Part 13: Aggregates

4.3.1 MonitoredItem AggregateFilter Defaults

MonitoredItem AggregateFilter Defaults The default values used for MonitoredItem Aggregates are the same as those used for historical Aggregates . They are defined in 4.2.1.2 . For additional information on MonitoredItem AggregateFilter
OPC-10000-13 – OPC Unified Architecture - Part 13: Aggregates

5.2.1 Overview

extensible parameter whose structure depends on the type of item being monitored. The AggregateFilter structure is used to obtain aggregated data for a subscription
OPC-10000-13 – OPC Unified Architecture - Part 13: Aggregates

5.2.3 AggregateFilter structure overview

AggregateFilter structure overview The AggregateFilter defines the Aggregate function that should be used to calculate the values to be returned. The AggregateFilte r is formally defined ... Table 44 outlines the components of the AggregateFilter structure for the purposes of discussion in this document. Table 44 - AggregateFilter structure Name Description AggregateFilter startTime Beginning of period to calculate
OPC-10000-13 – OPC Unified Architecture - Part 13: Aggregates

5.4.2.2 Generating intervals

Aggregates with MonitoredItem , the interval is simply the ProcessingInterval parameter as defined in the AggregateFilter structure. See OPC 10000-4 for more details