factory low price N95 Breath Test Device - Mask Viral Filtration Efficiency (VFE) Detector – Junray
factory low price N95 Breath Test Device - Mask Viral Filtration Efficiency (VFE) Detector – Junray Detail:
price:US $48,000-90,000/ Piece
Introduction
The main specifications of the ZR-1000A mask virus filtration efficiency (VFE) tester conform to the YY/T1497-2016 < Evaluation test method for the viral filtration efficiency(VFE) of medical protective face mask materials–Test method using Phi-X174 bacteriophage>, The method of double gas path simultaneous comparison sampling improves the accuracy of sampling. It is applicable to the performance test of viral filtration efficiency by the metrological verification department, scientific research institutes, mask manufacturers and other relevant departments.
Features
Negative pressure test system ensures the safety of operators;
The negative pressure cabinet is equipped with peristaltic pump, A and B two-path six stage Anderson sampler;
The flow of peristaltic pump can be set;
The nebulization volume of the special microbial aerosol generator can be set and the nebulization performance is good;
Controlled by embedded high-speed industrial microcomputer;
10.4-inch industrial high brightness colored touch screen;
USB port, supporting data transfer to USB flash disk;
Build-in high brightness lights in the cabinet;
Build-in UV lamb for disinfection and sterilization;
Built in leakage protection switch to protect the safety of operators;
The inner layer of the cabinet is made of stainless steel by overall processing and forming, the outer layer is cold-rolled sheet sprayed by plastic;
Heat preservation and flame retardant is set between inner and outer layers;The front The front openable glass door is convenient for the experimental operator to observe and operate;
Detachable bracket with adjustable height;
The caster can be used for supporting and moving.
Specifications
| Main Parameter | Parameter Range | Resolution | MPE (Maximum Permissible Error) |
| Sampling flow of channel A | (5-35) L/min | 0.1L/min | ±2.5% |
| Sampling flow of channel B | (5-35) L/min | 0.1L/min | ±2.5% |
| Nebulization flow rate | (6-8) L/min | 0.1L/min | ±5.0% |
| Peristaltic pump flow | (0.006-3.0) mL/min | 0.001ml/min | ±2.5% |
| Front pressure of A-path flowmeter | (-50~0) kPa | 0.01kPa | ±2.5% |
| Front pressure of B-path flowmeter | (-50-0) kPa | 0.01kPa | ±2.5% |
| Front pressure of spray flowmeter | (0-300) kPa | 0.1kPa | ±2.5% |
| Negative pressure in aerosol chamber | (-90~120) Pa | 0.1Pa | ±2.0% |
| working temperature | (0-50) ºC | ||
| Cabinet negative pressure | (-50~200) Pa | ||
| Data storage capacity | >100000 group | ||
| Characteristics of HEPA filter | Filter efficiency for particles above 0.3μm ≥99.99% | ||
| Mean mass diameter of aerosol generator | Average particle diameter (3.0 ±0.3) μm, geometric standard deviation ≤ 1.5 | ||
| Size of aerosol chamber | (length 600×diameter 85×thickness 3) mm | ||
| Ventilation flow OF negative pressure cabinet | ≥5m3/min | ||
| Dimensions of negative pressure cabinet door | (length 1000×width 730)mm | ||
| Host size | (length 1180×width 650×height 1300)mm | ||
| Bracket size | (length 1180×width 650×height 600)mm, height adjustable within 100mm | ||
| Working power supply | AC220V±10%,50Hz | ||
| Instrument noise | <65dB(A) | ||
| Weight of whole machine | About 250kg | ||
| Overall power consumption | <1500W | ||
Deliver Goods


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Our company insists all along the quality policy of "product good quality is base of enterprise survival; buyer fulfillment will be the staring point and ending of an company; persistent improvement is eternal pursuit of staff" and also the consistent purpose of "reputation very first, shopper first" for factory low price N95 Breath Test Device - Mask Viral Filtration Efficiency (VFE) Detector – Junray , The product will supply to all over the world, such as: Detroit, Burundi, Kyrgyzstan, Since always, we adhering to the "open and fair, share to get, the pursuit of excellence, and creation of value"values, adhere to the"integrity and efficient, trade-oriented, best way , best valve" business philosophy. Together with our all over the world have branches and partners to develop new business areas, maximum common values. We sincerely welcome and together we share in global resources, opening up new career together with the chapter.
By Beryl from Auckland - 2018.09.23 17:37
This is a very professional wholesaler, we always come to their company for procurement, good quality and cheap.
By Irma from Frankfurt - 2018.09.12 17:18




