Change the Historical time interval

Follow this procedure to increase or decrease the number of operating points displayed when you view short- or long-term Historical data.

The default start time is the most recent top-of-hour for long term mode and the most recent top-of-minute for short term mode. The default end time is also based on the mode selected. In short term mode, the default end time is one hour. In long term mode, the default end time is one day.

To change the Historical time interval

1. On the Compressor Plot action menu, select Set Historical Data Start and End Time(s).

   The Historical Start and End Times dialog box opens.

   

2. Select the YAxis.

3. In the Historical Operating Mode section, enter the start and end times for the desired interval.

4. Select Update.

   The Compressor Plot window updates to reflect the new time interval.