View Deviation trends using PLM Controls menu

Deviation Trends provide access to line graphs that plot fluctuation related activity over time. This allows you to view the Deviation graph related information independently. The higher and lower lines on the graph indicate the alarm limits, where the pipeline will go into the alarm state. There are two types of deviation trends that can be viewed: Deviation and Percent Deviation.

To access the Deviation Trends

1. From the Pipeline Monitoring (PLM) Control window, select the Control Menu.

   The Deviation trends, Deviation and Percent Deviation, are accessed through the PLM Controls menu.

   

   

2. As an example, select Short Term 1. Deviation information for Short Term 1 is displayed.