Operating Instructions MD8 Airport
17
Operation
8.2.2 Inserting a Culture Media Plate
Air sampling using the impaction method requires the use of suitable culture media
plates .
Requirements
The suitability of the culture media plate has been checked (for suitability, see
Chapter “14 .6 Approved Consumables”, Page 27) .
Procedure
t
Attach the culture media plate adapter to the opening of the air inlet
(for suitability of the adapter, see Chapter “15 .1 Accessories”, Page 28) .
t
Gently and without applying pressure, insert the culture media plate into the
adapter . If the culture media plate is inserted too firmly: It can under some
circumstances be difficult to remove .
8.3 Checking the Battery Status
To prevent an operation being aborted due to the battery charge being too low, it is
recommended that the battery status should be > 40 % before starting an operation .
Requirements
The device is switched on .
Procedure
t
Press the [Menu display] button .
y
The battery status is displayed .
8.4 Setting Measurement Parameters
Changes to the measurement parameters are saved automatically . The measurement
parameters of the last operation will remain stored after the device is switched off .
8.4.1 Setting Sampling Volume
The sampling volume determines what volume of air passes through the filter or over
the culture media plate during an operation . Preset values can be selected or
user-defined values set .
Procedure
t
To use the device’s default values for the sampling volume: Switch to the
“Default sampling volume” menu by pressing the [Menu display] button .
t
Select the desired value, e .g . 1000 L, by pressing the [Increase value] or [Decrease
value] buttons .
t
To set user-defined values: Switch to the “Manual sampling volume” menu by
pressing the [Menu display] button .
t
Select the desired value, e .g . 2000 L, by pressing the [Increase value] or [Decrease
value] buttons .
Air sampler
Battery=100%
Sampling volume
default=1000l
Sampling volume
Manual=2000l
