An Add Data Policy action has been added to TagInfo and TagGroupInfo components. Invoking this action prompts you to select a DataPolicy type to add to the selected TagInfo or TagGroupInfo component in a tag dictionary.
You can also add a data policy to TagInfo or TagGroupInfo components by dragging a DataPolicy component from the tagdictionary palette and dropping it on the desired TagInfo or TagGroupInfo component.
| Name | Value | Description |
|---|---|---|
| Min Interval | drop-down with time intervals | The minimum allowed interval when requesting a trend. |
| Max Interval | drop-down with time intervals | The maximum allowed interval when requesting a trend. |
| Preferred Time Range | three fields: drop-down list for time period, drop-down list for day of the month, drop-down list for time selector | The default time range of the data when a request does not include a time range. |
| Preferred Rollup | drop-down list of arithmetic functions | The default rollup of the data when a request does not specify the rollup function. |
| Preferred Aggregation | drop-down list of arithmetic functions | The default aggregation when a request does not specify the aggregation function. |
| Units | drop-down list of units of measure | Defines the unit of measure for the data gathered from each point. |
| Precision | 32 bit (default), 64 bit | Allows you to select 32 bit or 64 bit options for the history data logging. The 64 bit option allows for higher level of precision but consumes more memory. |
| Totalized | ||
| Trend Required | true (default) or false |
When true, all points must have a trend.
|
| Units | drop-down list of units of measure | Defines the unit of measure for the data gathered from each point. |