The Fronius Personal Display DL combines the easy display of PV system data with the function of a Datalogger. The Micro-USB port enables fast and easy data transfer from up to 15 inverters to a computer. The Fronius Solar.access software enables the recording, analysis and archiving of the logged data. In addition, Fronius Solar.access and the Fronius Personal Display DL can be used to directly input inverter settings. Important The Fronius display DL must be installed with the Fronius DL box in order to use its datalogging features. On the the transformered IG range you can either use a personal display card for none datalogging or Comcard, to DL box for datalogging.