Home » Products » Mask Testing Instrument(N95,KN95,Disposable mask) » Respirator Bacterial Filtration Efficiency (BFE) Tester

Respirator Bacterial Filtration Efficiency (BFE) Tester

Share to:

Respirator Bacterial Filtration Efficiency (BFE) Tester applied to performance test of the bacterial filtration efficiency of surgical masks by the metrological verification department, scientific research institutes, mask manufacturers and other relevant departments.

Quantity:
  • SM-1000
  • SANWOOD
  • SM-1000

Product Description

Respirator Bacterial Filtration Efficiency (BFE) Tester (required item for Medical face mask)


Application:

Applied to performance test of the bacterial filtration efficiency of surgical masks by the metrological verification department, scientific research institutes, mask manufacturers and other relevant departments. 

 

Standards:

YY0469-2011 < Medical grade surgical face mask>  Fig. B.1 and Fig. B.2 in Appendix B


Features:

1. Negative pressure test system to ensure the safety of operators;

2. Built - in peristaltic pump in the negative pressure cabinet, A, B, four Andersen;

3. The peristaltic pump flow can be set;

4. The flow rate of night spray of special microorganism aerosol generator can be set;

5. Good atomize effect;

6. Embedded high-speed industrial microcomputer control;

7. 10.4 inch industrial high brightness color touch screen;

8. USB interface, support U disk data storage;

9. Cabinet built-in high brightness lights;

10. Front opening and closing glass door, convenient for experimenters to observe and operate;


Specifications:

Main Specifications

Parameter range

Resolution

Accuracy

A Sampling Flow

28.3L/min

0.1L/min

±2.5%

B Sampling Flow

28.3L/min

0.1L/min

±2.5%

Spray Flow

(8~10)L/min

0.1L/min

±2.5%

Peristatic Pump Flow

(0.006~3.0)ml/min

0.001ml/min

±2.5%

A Road Flow Meter

(-20~0)KPa

0.01KPa

±2.5%

B Road Flow Meter

(-20~0)KPa

0.01KPa

±2.5%

Pressure Before Spray Flowmeter

(0~300)KPa

0.1KPa

±2.5%

Environmental Temperature

(-40~99)℃

0.1℃

±2.5%

Negative Pressure In Aerosol Chamber

(-90~-120)Pa

0.1Pa

±2.0%

Negative Pressure Of Cabinet

-50~-200Pa

Data Storage Capacity

>100000 Groups

Vortex Mixer Test Tube Specification and Quantity

Φ16×150 mm test tubes, Eight

Characteristics of High Efficiency Air Filter

The filtration efficiency of particles above 0.3 um ≥99.99%

Median Mass Diameter Of Aerosol Generator

3.0± 0.3μm,Geometric standard deviation ≤1.5

Double Route 4 Andersen

Level I >7μm,Ⅱ4.7-7μm,

Level Ⅲ 3.3-4.7μm,Level Ⅳ 2.1-3.3μm,

Level Ⅴ 1.1-2.1μm,Level Ⅵ 0.6-1.1μm

Aerosol Chamber Size(L*D*T)

600*85*30mm

Total Particles of Positive Quality Control Sampler

2200±500cfu

Ventilation flow of negative pressure cabinet

≥5m3/min

Negative Cabinet Door Size(W*D)

1000×730mm

Mainframe Size(W*D*H)

1180×650×1300mm

Support Dimensions(W*D*H)

1180×650×600mm,Adjustable height within 10 cm

Instrument Noise

<65dB(A)

Weight

About 150kg

Power Supply

AC220V±10%,50Hz

Power Dissipation

<1500W


Respirator Bacterial Filtration Efficiency (BFE) Tester-2


Respirator Bacterial Filtration Efficiency (BFE) Tester|SANWOOD Environmental chambers

Leave Message
Contact Us

Guangdong Sanwood Technology Co.,Ltd

About Sanwood

Contact Info

 Tel:+86-769-81182799
 E-mail:
 info@sanwood.cc
 Add: 

No.88, Songchang Road, Songbotang, Changping, Dongguan 523560, Guangdong, China

Copyright © 2020 Guangdong Sanwood Technology Co.,Ltd
All Rights Reserved.

Site Map
We use cookies to enable all functionalities for best performance during your visit and to improve our services by giving us some insight into how the website is being used. Continued use of our website without having changed your browser settings confirms your acceptance of these cookies. For details please see our privacy policy.
×