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 .
Note:
  • 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 (***).