Dräger Babylog 8000 plus Operating Instructions Manual page 41

To calibrate:
Press keys » « and »
1 Disconnect ET-tube and keep the patient connection
of the wye sealed, e.g. using a sterile glove.
NOTE: Gas flow through the wye must be completely
blocked for calibration (zero flow condition).
Display:
2 Press »Start« menu key.
After approximately 1 second, the message
will disappear from the status field, the sensor is now
calibrated.
Display:
Reconnect ET-tube.
If calibration could not be performed successfully:
Exchange sensor element or cable, see page 42.
If the flow sensor needs to be replaced during
NOTE:
operation but cannot be calibrated immediately,
measuring accuracy may be reduced.
Calibrate as soon as possible.
If flow sensor becomes momentarily
NOTE:
disconnected, no calibration is required.
«.
Preparation
Calibrations
1
2
41