You change the time zone to display time stamps in the trend log in UTC or in the perspective of the client or SmartStruxure server. By changing the time zone settings you make it easier to interpret the time stamp.
In WorkStation, in the System Tree pane, select the trend log list you want to configure.
On the Trend log list toolbar, click the Open trend log list settings button
In the Time zone box, select a time zone to display the trend log list time stamps in:
Select Local to display the time stamps in real time from the perspective of the client.
Select Server to display the time stamps in real time from the perspective of the SmartStruxure server.
Select UTC to display the time stamps in the real time in the perspective of UTC.
Click OK .
The records in the trend log are now displayed in the selected time zone mode.