Construction of particle detector and filter material detector

Description :

　　Mask particle filtration efficiency detector Product details:

　　1. The use of a cold gas aerosol generator produces continuous and stable aerosol particles, making it easy to add the solution;

　　2. Using high-precision PM2.5 sensors to measure aerosol concentration;

　　3. Full process particle leakage prevention design to protect the safety of experimental personnel;

　　4. Two sets of aerosol generators: saline particulate aerosol generator and oily particulate aerosol generator;

　　5. Equipped with a static charge neutralization device for aerosol particles;

　　6. Pneumatic fixture with protective device, safe and convenient to use;

　　7. Configure temperature and humidity sensors to display real-time environmental temperature and humidity (temperature and humidity requirements: 25 ℃± 5 ℃, 30% RH ± 10% RH);

　　8. Configure glass rotor flowmeter, vacuum pump, and laser dust particle counter;

　　9. Control system: computer-controlled testing process, automatic data collection, configuration of computer and testing software;

　　10. Computer automatically tests gas concentration and calculates filtration efficiency; Can save, output, query, and print test data;

　　11. Touch screen control, simple and intuitive operation.

　　Mask particle filtration efficiency detector product detailed introduction:

　　1. Using a cold gas aerosol generator to generate continuous and stable aerosol particles, adding the solution is simple and convenient;

　　2. Using two sets of high-precision aerosol particle detection sensors to simultaneously measure the upper and lower chambers;

　　3. Configure a salt particle aerosol generator;

　　4. Configure aerosol particle static charge neutralization device;

　　5. Configure high-precision digital gas flow sensors to measure gas flow rate;

　　6. Configure industrial grade temperature and humidity sensors to measure environmental temperature and humidity in real-time; (Test conditions: 25 ± 5 ℃ 30 ± 10% RH)

　　7. 7-inch touch screen, simple and clear operation;

　　8. Pneumatic fixture, easy and convenient to install and replace samples;

　　9. A silent vacuum pump that integrates suction and exhaust, without the need for an external air source;

　　10. High precision pressure gauge and flow regulating valve, capable of adjusting aerosol concentration;

　　11. Micro printers can print detection data;

　　12. Intelligent configurations such as leakage protection, overload protection, and power-off preservation effectively protect usage safety;

　　13. Testing software that can be connected to a computer (optional).

　　The application scope of the mask particle filtration efficiency detector is:

　　The mask particle filtration efficiency detector is suitable for medical device inspection centers, safety protection inspection centers, labor protection inspection centers, drug inspection centers, disease prevention and control centers, mask and respirator production enterprises, etc.

　　The mask particle filtration efficiency tester is used to test the percentage of bacterial suspended particles filtered out by mask materials at a specified flow rate. The use of dual gas path simultaneous comparative sampling method improves the accuracy of sampling and is suitable for performance testing of bacterial filtration efficiency of medical surgical masks by metrological verification departments, research institutes, medical mask production enterprises, and other related departments. Mainly used for metrological verification departments, research institutes, medical mask production enterprises, etc.

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• Particle detector