Verify Data Communication
XLReporter retrieves data from the Data Connector using a History Group.
From the XLReporter Project Explorer select, Tools, Connector Groups.
Select your WinCC/PCS7 Alarms connector and then select Add.
Set the Type to Raw Values and click OK.
On the Columns tab of the group, select the tag Name(s).
Select Preview, pick a Start date and click Refresh.