A continuous logging can be performed on every eWON tags (see Local Data Acquisition section). Two kind of loggings are available:

• real-time logging (on RAM)
• historical logging (on Flash)
  

The logging eWON capacity is:

• 16384 to 139264 (time tag + value) for historical logging
• 15.000 points (time tag + value) for real-time logging

The datalogging file can easily be retrieved by FTP or attached to an email on text (CSV) or binary format.

A powerful script language engine (Export Block Descriptor) is available to define the datalogging export contents.

An online graph utility (multiple pen, multiple axis) is available on the historical page of the eWON web site.