Atmos S 201 Thorax Operating Instructions Manual page 40

The target vacuum is recorded in light blue.
The actual vacuum is recorded in dark blue.
The flow value is recorded in green.
40
When changing the flow scaling in the long time display to the
smallest scaling, the message appears that the scaling unit has
changed from l/min to ml/min.
If you have initially set the zoom values and go back to the
long time display, the previously set zoom values are saved,
even if the device has been switched off in the meantime.
) If the recorded therapy data is greater than the set scaling
for the long time display, the data is not displayed in the
usual lines.