90 Using an SD card
WHAT IS SAVED ON THE SD CARD
The last 100 device events are saved on the SD card.
Events are changes of parameters such as therapy
settings, resetting counters (e.g., fi lter counters) etc.
The parameters changes are saved with the date and
time they were changed, as well as the old and new
value. All alarms that occurred are also being saved
with date and time.
The SD card can only be readout using the TREND-
set PC software.
The device internal storage is limited to 30 days
1
. The
SD card offers a capacity of more than one year
1,
2
.
The following table shows which therapy data is stored
internally at the device and which extra data is stored
on the SD card.
1 depending on the operating time and number of events
2 when using a 2 GB SD card