Options on the Connections tab of the Trend Object Properties dialog box

This column shows the names of the connections.

The names cannot be changed.

Number of the pen to assign a tag or an expression to. The trend object supports up to eight pens.

Minimum value of the trend when the

Y-Axis Minimum/maximum value

option is set to

Custom

and the minimum value is controlled by a tag.

Maximum value of the trend when the

Y-Axis Minimum/maximum value

option is set to

Custom

and the maximum value is controlled by a tag.

Specifies the tag or expression to be assigned to the pen or value.

Click the

Browse

button () in the

Tags

column to select a tag from the

Tag Browser

. The tag you selected appears in the

Tag / Expression

box.

Click the

Browse

button () in the

Exprn

column to open the

Expression

editor.

The

Expression

editor allows you to create an arithmetic or logical expression to assign to the pen. The expression you created appears in the

Tag / Expression

box.