IRollingStatisticsType 
Base interface for managing statistical data that is rolled over, i.e. only a certain amount of data is considered for statistical data.
The representation of the IRollingStatisticsType ObjectType in the address space is shown in the following table:
| Name | Attribute |
|---|---|
| NodeId | ns=1;i=1013 |
| NamespaceUri | http://opcfoundation.org/UA/IA/ |
| BrowseName | IRollingStatisticsType |
| NodeClass | ObjectType |
| IsAbstract | True |
| SubtypeOf | IStatisticsType |
The references from the IRollingStatisticsType ObjectType Node are shown in the following table:
| Reference | NodeClass | BrowseName | DataType | TypeDefinition | ModellingRule |
|---|---|---|---|---|---|
| HasProperty | Variable | WindowDuration | Duration | PropertyType | Optional |
| HasProperty | Variable | WindowNumberOfValues | UInt32 | PropertyType | Optional |