MAX_TREND_BUF

For

Trending

Project

Purpose

To specify the maximum number of point values a point buffers for Trending. Point buffering is used when a chart is first displayed and there is some initial data.

Note: If a value is entered in the Max samples field on the General tab in the Point Properties dialog box, the lower number ( or MAX_TREND_BUF) determines the ceiling of buffered values.

Value

Number (of point values).

Default Value

200

 Note: Increasing this parameter will affect system performance.

 

More information

Global parameters.