Mask bacterial filtration efficiency tester

1.the main use

The main performance indexes are not only in line with Appendix B Bacterial Filtration Efficiency (BFE) Test Method B-2 in Medical Surgical Melt-blown Filter Material YY0469-2011.1.1.1 The requirements of test instruments, but also meet the requirements of the American test materials institute ASTMF2100, ASTMF2101, European EN14683 standards, and on the basis of this innovative improvement, using double gas comparison sampling method, improve the accuracy of the sampling, suitable for metrological verification department, research institutes, melt-blown filter material manufacturers and other related departments of melt-blown filter material bacterial filtration efficiency performance test.

2. Implementation standard: Q / 0212 ZRB003-2011 Medical surgical melt-blown filter material bacterial filtration efficiency (BFE) detector

Iii. Technical characteristics

Negative pressure test system, to ensure the safety of the operator, peristaltic pump flow size can be set; the cabinet body lighting internal leakage protection switch, the cabinet body layer stainless steel overall processing molding, outer spray plastic cold rolled plate,

Front switch type glass door, detachable bracket, adjustable bracket height; mobile casters.

Iv. Main parameters

1.A route Sampling flow: 28.3L/min resolution: 0.1 L/min precision 0.2%

2.B road sampling flow: 28.3L/min resolution: 0.1 L/min precision 0.2%

3. Spray flow rate: (8~10) L/min

4. Peristtic pump flow: (0.006~3.0) ml/min

5. Front pressure of meter A: (-20~0) KPa

6. Front pressure of the road-B flow meter: (-20~0) KPa

7. Front pressure of the spray flow meter: (0~300) KPa

8 Ambient temperature: room temperature

9. Negative pressure of the aerosol chamber: (-90~ -120) Pa

10. Negative pressure of the cabinet body: -50~ -150Pa

11. Specification and quantity of vortex mixer: 16150mm test pipe, eight

12. Perperistaltic pump flow: (0.006~3.0) ml/min resolution: 0.1L / min

13. Specification of aerosol chamber: 300mm (length) 15 mm (0 diameter)

14. Spray flow rate: (8~12) L/min

15. Vent flow of negative pressure cabinet: 3 RV / MIN

16. Negative pressure cabinet door size W D: 1000730mm

17. Main machine size W D H: 11806501300mm

18. Support size W D H: 60060600mm, height adjustable within 10 cm

19. Operating weight: about 180kg

20. Working power supply: AC220V± 10%, 50Hz

21 Power consumption: 2,000 w

V. Main configuration: 

1: One negative pressure test box

2; One set of test rack

3: A set of peristaltic pump

4: Two sets of flow sensors

5: A set of whirlpool mixer

6: One set of aerosol generator

7: Two sets of gas collection sensors

8; A set of special measurement & control computer

9: A set of test software

10: A set of HP color inkjet printers