Mask Bacterial Filtration Efficiency Tester BFE Tester GT-RA02
Application
This BFE 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.
Feature
- 1.Negative pressure testing system, which can protect operator’s safety.
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2.Peristaltic pump was built in the negative pressure cabinet, A & B two routes 6 level Andersen sampling head.
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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.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.High brightness light installed in the cabinet.
10.Switching type glass door in front of the machine, easy to observe by the operator.
Product Parameters
Key Specification
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 | (0.1～10)L/min | 0.1L/min | Within ±5.0% |
Peristaltic Pump Flow | (0.001～3.0)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 sets（Scalable 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 | LevelⅠ＞7μm; Level Ⅱ: (4.7～7)μm; Level Ⅲ: (3.3～4.7)μm; Level Ⅳ: (2.1～3.3)μm; Level Ⅴ: (1.1～2.1)μm; Level Ⅵ: (0.6～1.1)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 | ||
Standards | YY 0469, BS EN 14683, ASTM F2100, ASTM F2101, NBR 15052 | ||
Product details
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