Breathing valve air tightness tester
1. Overview
The tightness of the mask breathing valve is used to determine the pressure tightness of medical surgical masks, N95 masks and other protective masks under the specified conditions and the single sealing test of the breathing valve
2. Applicable standards
· YY 0469-2011 Medical surgical mask technical requirements
· YY / T0969-2013 Disposable medical mask
3. Instrument characteristics
· High-definition LCD liquid crystal display. (Optional)
· High-precision imported digital differential pressure gauge.
· High-precision imported digital flow meter with high flow control accuracy.
4. Technical parameter
· Flowmeter range: 0 ~ 100L / min, accuracy is 3%
· Digital differential pressure measurement range: 0 ~ 2000Pa, accuracy is 1Pa
· Air pumping capacity: ≥100L / min.
· Experiment area: 2. 5cm2
· Dimensions: 460x1080x670mm
· Power supply: AC220V 50HZ 650W
· Weight: 35kg