AddiHistorianLine Method
AddiHistorianLine is a method for a Trend Invoke method action.
- Purpose: AddiHistorianLine
- Advanced Configuration: AddiHistorianLine
Purpose: AddiHistorianLine
To add an Historian line to the runtime Trend Control when Invoke Method is triggered by an event.
Historian lines display a combination of runtime and archived data. Both types of data are reported by Historian. The behavior of the Historian line type depends on the Allow Runtime Scrolling property
Advanced Configuration: AddiHistorianLine
Click Advanced on the Action tab of the Procedure Information dialog box.
The Edit Method dialog box opens for the AddHistorianLine method
Configuration is as follows.
Field | Description | |||
---|---|---|---|---|
Method name | Name of the selected method. Note: Another method can be selected from the drop-down list. | |||
Method result | (Optional) Setpoint that contains the status value. | |||
Class | Boolean | |||
Structure Type | BOOL | |||
Allowed | Device or global Point ID. | |||
When a user invokes the method, the method result contains one of the following values. | ||||
Value | Method Result | |||
1 | The line was successfully added to the trend. | |||
0 | The line was not added to the trend. | |||
Parameters | LineID | String that provides a name for the Line ID. The name will appear in the Legend to identify the added line. | ||
TagID | String that provides the name for the Historian Tag ID. | |||
Server | String that provides a name for the Historian Server. | |||
User | String that provides a user log in name that is recognized by the Historian Server. | |||
Password | String that provides a password for the specified user that is recognized by the Historian Server . | |||
- The source for an iHistorian line can be a tag collected by any Historian Collector.
- If the values are not being logged to Historian, a line will not display; however, the point ID will display in the legend with empty values (
***
).