Main use:

Suitable for measuring the gas exchange pressure difference of medical surgical masks, and can also be used to measure the gas exchange pressure difference of other textile materials.

Applicable standards:

YY0469-2011 Medical Surgical Masks

YY0969-2013 Disposable Medical Masks

EN14683:2014<Medical face masks - Requirements and test methods>

Instrument features:

1. Using a suction type air source as the power source of the instrument, without being limited by the space of the test site;

2. Equipped with high-precision pressure difference sensors, digital display of pressure difference on both sides of the sample;

3. Specially designed sample clamps ensure firm clamping of the sample.

Technical indicators:

1. Air source: suction type;

2. Air flow rate: 8L/min;

3. Sealing method: End face sealing;

4. Sample breathable diameter: Ф 25mm;

5. Differential pressure sensor range: 0-500pa;

6. Display method: Digital display of pressure difference;

7. Power supply: 220V, 50Hz.