1. Negative pressure experiment system to ensure the safety of operators
2. Built-in peristaltic pump in negative pressure cabinet, A / B two-way six-stage Andrsen sampler
3. Flow rate of peristaltic pump can be set
4. The spray flow rate of bacteria liquid of special microbial aerosol generator can be set
5. Good atomization effect
6. Embedded high-speed industrial microcomputer control
7. 10.4 inch industrial-grade high-brightness color touch screen
8. USB interface, support U disk data transfer
9. Built-in high-brightness lighting lamp
10. Built-in leakage protection switch to protect the safety of operators
11. The inner layer of stainless steel is integrally processed and formed, and the outer layer is sprayed with cold-rolled sheet
12. Insulation between inner and outer layers, flame retardant
13. Front opening and closing glass door, convenient for laboratory personnel to observe and operate
14. Removable bracket with adjustable bracket height
15. Support, mobile dual-use casters

 

 

Main Parameters	Range	Resolution	Max. Allowed Error
Sample flow rate of channel A	28.3 L/min	0.1 L/min	Better than ±2.5%
Sample flow rate of channel B	28.3 L/min	0.1 L/min	Better than ±2.5%
Spray Flow	(8~10)L/min	0.1 L/min	Better than ±2.5%
Peristaltic Pump Flow	(0.006~3.0)mL/min	0.001 ml/min	Better than ±2.5%
Front Pressure in of Flowmeter A	(-20~0)kPa	0.01kPa	Better than ±2.5%
Front Pressure in of Flowmeter B	(-20~0)kPa	0.01kPa	Better than ±2.5%
Front Pressure of Spray Flowmeter	(0~300)kPa	0.1kPa	Better than ±2.5%
Aerosol Negative Pressure	(-90~-120)Pa	0.1Pa	Better than ±2.5%
Working Temperature	(0~50)℃
Cabinet Negative Pressure	(-50~-200)Pa
Data Storage Capacity	＞10000 groups
High Efficiency Air Filter Characteristics	Filtration efficiency for particles above 0.3um ≥99.99%
Aerosol Generator Mass Median Diameter	Average particle diameter (3.0 ± 0.3) um, geometric standard deviation≤1.5
Two-way 6-level Anderson Sampler Captures Particle Size	Ⅰlevel＞7um, Ⅱ level (4.7~7) um,Ⅲ level (3.3~4.7) um,Ⅳ level(2.1~3.3)um,Ⅴ level(1.1~2.1)um, Ⅵ level(0.6~1.1)um
Aerosol Chamber Specifications	(Length 600 * diameter 85 * thickness 3) mm
Total Number of Positive Quality Control Sampler Particles	(2200±500)cfu
Ventilation Flow of Negative Pressure Cabinet	≥5m³/min
Negative Pressure Door Size	(Length 1000 * width 730) mm
Equipment Size	(Length 1180 * Width 650 * Height 1300) mm
Bracket Size	(Length 1180 * Width 650 * Height 600) mm, height adjustable within 100mm
Working Power Supply	AC 220V±10%, 50Hz
Equipment Noise	＜65dB(A)
Equipment Weight	Approx. 150kg
Equipment Power	＜1500W