10
Using the FiO
2
monitoring sensor
Use of the FiO
2
monitoring sensor may be recommended by your clinician.
CAUTION
Do not use the FiO
2
monitoring sensor with the H4i humidifier.
Preparing to use a new sensor
1
Before use, leave the FiO
2
monitoring sensor open to the air for 15 minutes.
2
Attach a new FiO
2
monitoring sensor (as shown below).
3
Perform the sensor calibration (see “Setup menu” on page 18).
Note:
The FiO
2
monitoring sensor must be replaced every 12 months.
Connecting a sensor
1
Connect the air tubing to the T-piece adapter.
2
Connect the FiO
2
monitoring sensor to the T-piece adapter.
3
Connect the adapter to the air outlet of the device.
4
Connect one end of the cable to the FiO
2
monitoring sensor.
5
Connect the other end of the cable to the rear of the device.
6
Start calibration (see “Setup menu: Options” on page 18). This should be repeated
periodically at the recommendation of your clinician.
Attaching an antibacterial filter
The use of an antibacterial filter may be recommended by your clinician. One antibacterial
filter—product code 24966—can be purchased separately from ResMed.
Regularly check the filter for entry of moisture or other contaminants. The filter must be
replaced according to the manufacturer‘s specifications.
Note:
ResMed recommends using a filter with a low impedance (less than 2 cm H
2
O at
60 L/min, eg, PALL BB 50 filter).
WARNING
Do not use the antibacterial filter (product code 24966) with the H4i.
1
2
3
4
5
