Set exceptions to data-aging rules to retain data anomalies you want to view in the
InsightCM automatically deletes historical data when specified conditions are met if
administrators set data-aging strategies. Aging
conserves space on the server, but you may want to ensure data from a specific
acquisition remains available for viewing. Preserve data by marking the file for
Complete the following steps to have the server retain data associated with a specific
button to navigate to the Data Viewer page.
Expand the equipment and sensor for which you want to set an exception and
select a feature.
Move the cursor to the point of interest in the Trend viewer and double-click
Complete the following step according to the current workspace mode:
The server will retain all data associated with the sensor acquisition, not just the
trend value or curve that was active when you clicked the Retain Data
Event button. Retaining data means you have access to feature
values, the time waveform, and other measurements, such as the FFT curve.
(Periodic Data mode): Click the Trend viewer Action
Retain Data Event. The Data Viewer page
identifies the sensor and acquisition to be retained and also prompts
you to enter an optional comment that the server will store with the
(Stream Data mode): Click the Trend viewer Action menu»Data
Retain Stream. The feature and sensor data
remains accessible whenever the Trend viewer time-axis contains the time
at which the acquisition occurred.
To export a TDMS file for a data event, click
Action menu»Data Events.
Select Export Data Event and open
the downloaded file.