Exchange pressure difference tester for Medical face mask

Scope of application:

 Medical Face Mask Air Exchange Pressure Difference Tester is suitable for the measurement of gas exchange pressure difference of masks, and can also be used to determine the gas exchange pressure difference of other textile materials.

Applicable standards:

YY0469-2011 "masks", YY0969-2013 "disposable masks".

Technical indicators:

1. Air source: suction type;

2. Air flow: 8L / min;

3. Sealing method: O-ring seal;

4. Sample breathable caliber:  25mm;

5. Range of differential pressure sensor: 0 ~ 500pa;

6. Display mode: Digital display pressure difference;

7. Power supply: 220V, 50Hz.

Instrument Features:

1. Adopt suction air source as the power source of the instrument, not limited by the space of the test site;

2. Equipped with a precision differential pressure sensor, which digitally displays the pressure difference on both sides of the sample;

3. The special sample holder ensures that the sample is firmly held.