Mask Testing Machine, buy VFE Medicai Face Mask Virus Filtration Efficiency Tester on China Suppliers Mobile

Product Details

Product Description

AT919 Face Mask Virus Filtration Efficiency Tester is used to measure the virus filtration efficiency of face mask. It is suitable for metrological and testing department, scientific and research institutes, face mask production enterprise and other departments.

Details and Features

* Double gas paths for comparative sampling, enhancing the accuracy of sampling.
* Negative pressure testing system ensures the safety of the operator.
* Negative pressure cabinet with built-in peristaltic pump and A/B double-path sampler.
* Adjustable flow of peristaltic pump.
* Special microorganism aerosol generator with adjustable flow of mist spraying and excellent atomization effect.
* Built-in high-speed industrial microcomputer controlling.
* 4-inch industrial high-brightness touch screen display.
* USB interface and U-disk data deliver.
* Chamber with built-in high-brightness illuminating lamp.
* Chamber with built-in UV sterilizing lamp.
* Built-in electricity-leakage protection switch to protect the safety of the operator.
* Inner shell of chamber made of stainless steel and outer shell made of plastic-spray cold rolled sheet.
* Front openable window door, convenient for the operator to observe and operate.
* Dischargeable rack with adjustable height.
* Supporting and moveable trundle.

Specification

Model No.	AT919
A-path sampling	Flow: 5~35L/min Resolution: 0.1L/min Maximum error: ±2.5%
B-path sampling	Flow: 5~35L/min Resolution: 0.1L/min Maximum error: ±2.5%
Mist spraying	Flow: 6~10L/min Resolution: 0.1L/min Maximum error: ±5.0%
Peristaltic pump	Flow: 0.006~3.0mL/min Resolution: 0.001mL/min Maximum error: ±2.5%
Front pressure of A-path flowmeter	Range: -50~0kPa Resolution: 0.01kPa Maximum error: ±2.5%
Front pressure of B-path flowmeter	Range: -50~0kPa Resolution: 0.01kPa Maximum error: ±2.5%
Front pressure of mist spraying flowmeter	Range: 0~300kPa Resolution: 0. 1kPa Maximum error: ±2.5%
Front pressure of A-path flowmeter	Range: -50~0kPa Resolution: 0.01kPa Maximum error: ±2.5%
Aerosol chamber negative pressure	Range: -90~-120Pa Resolution: 0.1Pa Maximum error: ±2.0%
Working temperature	0~50℃
Cabinet negative pressure	-50~-200Pa
Data storage capacity	>100000 group
High efficiency air filter characteristic	Filtration efficiency≥99.99% for particles larger than 0.3um
Media diameter of aerosol generator	Average particle diameter (3.0±0.3)um Geometric standard deviation≤1.5
Aerosol chamber size	600Ф85mm (LD)
Air flow of negative chamber	≥5m3/min
Power supply	AC220V 50Hz, 1500W
Dimensions of main machine	1180×650×1300mm (W×D×H)
Dimensions of rack	1180×650×600mm (W×D×H)
Weight	Approx. 240kg