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Bfe Bacterial Filtration Efficiency Tester

Bfe Bacterial Filtration Efficiency Tester

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Medical mask bacterial filtration efficiency (BFE) tester

It is composed of aerosol generation system, aerosol chamber and aerosol transmission device, negative pressure cabinet and 28.3l /min sampler.The whole tester is controlled by the console.The control console adopts microcomputer control system to coordinate and control the work of aerosol generation system, transmission system, negative pressure cabinet and sampling system, and display the working status in real time. The whole measurement work is completed automatically.

Mask Bacterial Filtration Efficiency Tester Features
 
Double six-stage Anderson microbial sampler test systems with contrast sampling tests provide high accuracy.
Internal aerosol generator provides stable and adjustable microbial aerosol flow. Internal pump can adjust the flow rate.
Equipped negative pressure test chamber to ensure the safety of operators. Equipped light system to make the operations more clear and easy to do.
10.4 Inch touch screen control panel is easy to operate and supports USB data transmission.
Equipped leakage protection and operating window provide better operating view and safety operating conditions.
Stainless steel chamber with insulation and fire retardant lining is stable and reliable.


Mask Bacterial Filtration Efficiency Tester is applied to test the filtration efficiency of mask, can be used in metering calibration department, scientific research institution, mask manufacturer and other related departments.

Specification:


Key Specification Specification Range Resolution Max. permissible errors
A Route Sampling Flow 28.3L/min 0.1L/min Within ± 2.0%
B Route Sampling Flow 28.3L/min 0.1L/min Within ±2.0%
Spray Flow (8~10)L/min 0.1L/min Within ±5.0%
Peristaltic Pump Flow (0.006~3.0)mL/min 0.001ml/min Within ±2.0%
Front Pressure of A Route Sampling Flowmeter (-20~0)kPa 0.01kPa Within ±2.0%
Front Pressure of B Route Sampling Flowmeter (-20~0)kPa 0.01kPa Within ±2.0%
Front Pressure of Spray  Flowmeter (0~300)kPa 0.1kPa Within ±2.0%
Negative Pressure of the Chamber (-90~-120)Pa 0.1Pa Within ±1.0%
Working Temperature 0-50℃
Negative Pressure of the Chamber >120Pa
Data Save Ability >500000 sets(Scalable capacity)

Medical mask bacterial filtration efficiency (BFE) tester

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