Medical face mask gas exchange pressure difference testing equipment
It is suitable for measuring the gas exchange pressure difference of masks, and can also be used to measure the gas exchange pressure difference of other textile materials.
Executive standard
YY0469-2011 "Mask", YY0969-2013 "Disposable Mask".
Device model | BND-3301B |
Air source | suction type |
Air flow
|
8L / min
|
Sealing metho
|
O-ring seal
|
Breathing diameter of sampl
|
Ф25mm
|
Range of differential pressure sensor
|
0 ～ 500pa
|
Display mode
|
digital display of pressure difference;
|
Power | AC220V,50Hz |
Instrument features:
1. The pumping gas source is used as the power source of the instrument, which is not limited by the space of the test site;
2. Equipped with precision differential pressure sensor, digital display the differential pressure on both sides of the sample;
3. The special sample holder ensures that the sample is held firmly.
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