4-38
Block the gas inlet of the sampling line. The current rate should drop rapidly and
the message of airway occlusion should be prompted. Otherwise, it means that the
airway leaks. Check the airway for leakage.
4. Wait for the sensor temperature to reach and stay at 35ºC.
5. Select
[
Zero
] to start zeroing.
6. Connect the gas cylinder to the sampling line using a T-shape connector, as shown
below.
7. Vent the sampling line to CO2 opening the cylinder pressure relief valve.
8. In
the
[
CO2 Module Cal.
] menu, enter the vented CO2 concentration in the [
CO2
]
field.
9. In
the
[
CO2 Module Cal.
] menu, the measured CO2 concentration, barometric pressure,
sensor temperature and current pump rate are displayed. After the measured CO2
concentration becomes stable, select [
CO2 % Cal
.] to calibrate the CO2 module.
10. After a successful calibration, the screen shows [
Calibration Completed!
]. Otherwise,
the message [
Calibration Failure! Please try again.
] is displayed. In this case, you
need to do the calibration again
.
4.3.8.3 Commonly-encountered Problems and Recommended Actions
Failure description
Possible cause
Recommended action
Calibration is not
completed.
1. The module is damaged.
2. The difference between the set
AG calibration concentration and
the selected standard AG
concentration is too great.
1. Return the module to factory for
repair.
2. The difference between the standard
gas concentration and the set
calibration concentration can not
exceed 40% of the standard gas
concentration.
Gas cylinder
Open to the air
Pressure relief
valve
Sampling line
Anesthesia
machine
Содержание WATO EX-55
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Страница 18: ...2 2 2 2 Gas Flow 2 2 1 Pneumatic Circuit Diagram vaporizer vaporizer Patient Waste gas disposal Patient Air ...
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Страница 133: ...5 13 Negative pressure ball Circuit adapter test fixture Flow sensor pressure sampling pipeline test fixture ...
Страница 134: ...5 14 Vaporizer manifold test fixture Anesthesia machine calibration device 1 MPa 10bar test pressure gauge ...
Страница 242: ...6 54 6 4 1 Electrical Connections Electrical Circuit Diagram ...
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Страница 261: ...7 1 7 Parts 7 1 Main Unit 7 1 1 Main Unit 7 1 1 1 Exploded View ...
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