2
Check and Calibration
Use the following procedure to check the calibration status of the M
Air T Air Tester with a micro-perforated tester sieve.
1. Measure the atmospheric pressure (P in mbars) and temperature (T
in °C) at the time of the test.
2. Insert a prefilled cassette into the M Air T Tester head.
3. Install the micro-perforated tester sieve on the head and lock it.
4. Press the On/Off button.
5. Make sure the unit indicates 1000 liters. (If not, refer to the User
Guide supplied with the M Air T Air Tester and adjust the value to
1000 liters.)
6. Lock the M Air T Air Tester onto the Calibration kit as shown
below:
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