Chem On Singapore: GESTER Mask Bacterial Filtration Efficiency (BFE) Tester GT-RA02

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GESTER Mask Bacterial Filtration Efficiency (BFE) Tester GT-RA02

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Mask Bacterial Filtration Efficiency Tester is applied to test the filtration efficiency of mask.

Product Introduction

Application:

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.

 

Standards:

YY 0469-2004 Technical requirements for surgical mask;
BS EN 14683-2014 Medical face masks - Requirements and test methods ;
ASTM F2100-2019 Standard Specification for Performance of Materials Used in Medical Face Masks;

ASTM F2101 Standard Test Method for Evaluating the Bacterial Filtration Efficiency (BFE) of Medical Face Mask Materials, Using a Biological Aerosol of Staphylococcus aureus;

NBR 15052

Feature

1.Bacterial Filtration Efficiency Tester Of Mask: Negative pressure testing system, which can protect operator’s safety.

2.Peristaltic pump was built in the negative pressure cabinet, A & B two routes 6 level Andersen sampling head.
3.The flow speed of peristaltic pump can be set.
4.The spray flow of bacterial liquid inside the special microbial aerosol generator can be set.
5.BFE tester good atomization effect.
6.Embedded high speed industrial microcomputer control.
7.10.4 "industrial high brightness color touch screen display.
8.USD connector, support USB data archived

9.Mask BFE Tester high brightness light installed in the cabinet.

10.Switching type glass door in front of the machine, easy to observe by the operator.


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Model

GT-RA02

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

(0.110)L/min

0.1L/min

Within ±5.0%

Peristaltic Pump Flow

(0.0013.0)mL/min

0.001ml/min

Within ±2.0%

Negative Pressure of the Chamber

(-90-120)Pa

0.1Pa

Within ±1.0%

Working Temperature

0-50℃

Data Save Ability

>500000 setsScalable capacity

High Efficiency Particulate Air Filter Properties

≥99.995%@0.3μm, ≥99.995%@0.12μm

Median diameter of aerosol generator mass

Average diameter: (3.0±0.3)μm; Geometric Standard Deviation≤1.5

Double Routes 6-lever Andersen Sampling apparatus

LevelⅠ7μm;          Level Ⅱ: (4.77)μm;

Level Ⅲ: (3.34.7)μm;  Level Ⅳ: (2.13.3)μm;

Level Ⅴ: (1.12.1)μm;  Level Ⅵ: (0.61.1)μm

Size of Aerosol Chamber

600×80×3mm (Length×Diameter×Thickness)

Total number of positive quality control sampler particles

(2200±500)cfu

Negative Chamber Flow Speed

≥5m3/min

Size of Main Machine

1300×700×2100mm (L×W×H)

Power Supply

AC220V±10%, 50Hz

Noise of the Tester

<65dB(A)

Weight

≈300kg

Power Consumption

<1500W