如何
Refreshing a Trend Log List
You have to manually refresh the trend log list to display recently recorded values.
A trend log list displays all values in the trend log in a list.
You can create a trend log list directly from a trend log and refresh the values.
You can manually add records to a trend log list for any type of trend log.
Trend Log List Display
A trend log list can be displayed in a number of ways.
有关更多信息，请参阅 Trend Log List Display .
Export of Trend Log Lists and Records
Trend log lists and records can be exported in two different formats:
CSV
XML
有关更多信息，请参阅 Export of Trend Log Lists and Records .
In WorkStation, in the System Tree pane, select the trend log list.
On the main toolbar, click the Refresh button
.action_zoom_plus_stroke 
Manually scroll in the list to see the latest records.
The trend log list is now refreshed.
How Trend Logs Work
Trend Log Lists in WorkStation
Opening a Trend Log List
Exporting a Trend Log List to XML format
Exporting a Trend Log List to CSV Format
Trend Chart Toolbar
Trend Chart Event Icons
WorkStation Toolbar