Standards:
YY 0469-2011 Surgical mask
YY 0969-2013 Single-use medical face mask
EN 14683:2014 Medical face masks - Requirements and test methods
1, using the suction gas source as the instrument power source, free from test space constraint;
2, with a high precision differential pressure sensor, digital show the sample pressure of both sides;
3, special sample holder to ensure a good clamping sample.
Technical Parameters
Items Parameters
Air supply Suction type
Air flow 8L / min
Seal type O-ring seal
Sample breathable diameter Φ25mm
Differential pressure sensor range 0 ~ 500Pa
Display mode Digital display pressure difference
Power supply 220V, 50Hz