66
System screen functions
Configuring the system screen in »Standby«
O
2
-sensor 100 Vol.% O
2
For calibrating the sensor in pure oxygen:
Note the information on the screen; see also page 176.
For the inspiratory O
2
-sensor:
●
Remove the sensor cell and expose it to pure oxygen.
For the sidestream O
2
-sensor:
●
Expose the end of the sampling hose to pure oxygen.
●
Select the field »
O
2
-sensor 100 Vol.%
« with the
rotary control and press to confirm. The tick (
✔
)
shows that calibration is complete.
Linearity check O
2
Note the information on the screen; see also page 106!
For the inspiratory O
2
-sensor:
●
Remove the sensor cell and expose it to pure oxygen.
Calibrate with 100% O
2
. Then expose the sensor cell
to ambient air.
For the sidestream O
2
-sensor:
●
Expose the end of the sampling hose to pure oxygen.
Calibrate with 100% O
2
. Then expose the end of the
hose to ambient air again.
●
Select the field »
linearity check O
2
« with the rotary
control and press to confirm.
»
O
2
: 21 Vol.%
« appears after 20 seconds.
The sensor cell is defective if the value displayed
does not lie between 18 and 24 Vol.% O
2
.
Gas sensor zero check
Zero alignment of the gas sensor for N
2
O, anaesthetic
agent and O
2
is generally automatic. If manual calibration
is desired:
●
Select the field »
gas sensor
« with the rotary control
and press to confirm.
Standby / Configuration
11:59
00:00
alarms inactive !
Sensor manual calibration menu. Please confirm !
O
2
-sensor
21 Vol. %
✓
flow-sensor
✓
O
2
-sensor
100 Vol. %
linearity
check O
2
gassensor
✓
Calibration
more
For O
2
concentration above 60 vol%.
Expose the sidestream hose to pure O
2
.
Please confirm !
06-12-98
Standby / Configuration
11:59
00:00
alarms inactive !
Sensor manual calibration menu. Please confirm !
O
2
-sensor
21 Vol. %
✓
flow-sensor
✓
O
2
-sensor
100 Vol. %
linearity
check O
2
gassensor
✓
Calibration
more
Calibrate with 100 Vol. % O
2
.
After some seconds the display
O
2
21
Vol. %
appears. If the display is not within
the range from 18 to 24 Vol. % O
2
the sensor cell is defective.
06-12-98
Standby / Configuration
11:59
00:00
alarms inactive !
Sensor manual calibration menu. Please confirm !
O
2
-sensor
21 Vol. %
✓
flow-sensor
✓
O
2
-sensor
100 Vol. %
linearity
check O
2
gassensor
✓
Calibration
more
Only necessary if the automatic calibration
fails (INOP instead of values).
06-12-98
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