eResearchTechnology GmbH AM3G03 User Manual

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Version 01.00 • Date 25JAN2018
2.3 Measurement
1.  The following is displayed:
2.  Take the AM3 in your hand. 
3.  Inhale deeply and hold your breath until you have 
positioned the inlet of the flow sensor into your mouth.
It is recommended NOT to perform measurements in direct 
sunlight, as the sensor could be damaged.
Please note: The 
measurement has to 
be performed within 
the next 10 seconds.
 
Do not breathe in through the AM3.
Now you must exhale as hard as possible for at least 
2 seconds
 to obtain a satisfactory measurement.
You should
•  pause for about a second and then blow out hard and fast as you can.
•  not cough. 
•  not block the inlet of the flow sensor with your tongue. 
•  not block the outlet of the flow sensor with your hand.
If you do not follow these instructions, the correctness of the measure-
ment values cannot be guaranteed.
OK
ESC
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