EvitaXL

Sensors
Zero/check/calibrate CO2 sensor
● Touch the screen knob.
● Enter the
concentration = turn rotary knob,
confirm = press rotary knob.
When using the standard calibration gas
(5 Vol.% CO2 and 95 Vol.% N2):
● Set O2 concentration to »0«,
CO2 concentration to »5«.
● Touch the »Start« screen key.
During calibration, the following message
is displayed on the screen:
CO2 calibration. Please wait
EvitaXL carries out calibration and
confirms with the message:
CO2 calibration ok
Failed calibration is indicated by the ventilator
with the message:
CO2 calibration interrupted
or
CO2 calibration not ok
● Repeat the calibration of the CO2
sensor.
If calibration still proves impossible, the
CO2 concentration value entered may
not be the same as that in the cylinder:
● Check CO2 value entered,
or
calibration gas cylinder is empty:
● Use a new calibration gas cylinder
or
sensor is defective:
● Replace sensor.
116 Instructions for Use EvitaXL
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