CareFusion Smoke Check Bedienungsanleitung Seite 10

Important note: the unit must not be used during this period.
After twelve seconds the display will change to:
The subject may now seal their lips around the mouthpiece and
exhale slowly and fully if they cannot hold their breath any longer.
However, more accurate results will be obtained if they hold their
breath until the buzzer sounds and the display changes to:
The CO reading will rise to a plateau over the course of several
seconds. The final value will be held until the unit is turned off and
will be displayed in one of the four ranges:
Wait
Wait
0-6 ppm
Blow
0-6 ppm
0–6 ppm with green indicator
7–10 ppm with amber indicator
11–20 ppm with red indicator
20+ ppm with flashing red indicator and alarm
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