SetLineYAxis Method

SetLineYAxis is a method for a Trend Invoke method action.

Purpose: SetLineYAxis

To change the Y-axis settings for a single line or all lines that use the chart Y-axis.

Click Advanced on the Action tab of the Procedure Information dialog box.

The Edit Method dialog box opens for the SetLineYAxis 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 Y-axis has been set.
		0	The Y-axis was not set.
Parameters	LineID	Identify for what lines' Trending should change the Y-axis parameters.
		Value		Identifies
		''''		The Chart Y Axis.
		Existing Line ID		The axis that belongs to the line.
	Lower	Minimum Y-axis value.
	Upper	Maximum Y-axis value.
	Visible	Expression or Point ID for ??that evaluates to one of the following numeric values.
		Value	Trending will
		0	Make the Y-axis invisible.
		1	Make the Y-axis visible.
	Autoscale	Expression or Point ID that evaluates to one of the following numeric values.
		Value	Trending will
		0	No auto-scale.
		1	Perform auto scaling.