Main parameter | Parameter range | Resolving power | Maximum permissible error |
Sampling flow of channel A | 28.3L/min | 0.1L/min | ±2.5% |
Sampling flow of channel B | 28.3L/min | 0.1L/min | ±2.5% |
Spray flow rate | (8~10)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-way flowmeter | (-20~0)kPa | 0.01kPa | ±2.5% |
Front pressure of B-way flowmeter | (-20~0)kPa | 0.01kPa | ±2.5% |
Front pressure of spray flowmeter | (0~300)kPa | 0.1kPa | ±2.5% |
Negative pressure of air mist chamber | (-90~-120)Pa | 0.1Pa | ±2.0% |
working temperature | (0~50)℃ | ||
Cabinet negative pressure | (-50~-200)Pa | ||
Data storage capacity | >100000 | ||
Characteristics of high efficiency air filter | Filter efficiency for particles above 0.3um ≥ 99.99% | ||
Mean mass diameter of aerosol generator | Average particle diameter (3.0 ± 0.3) μm, geometric standard deviation ≤ 1.5 | ||
Two-way 6-stage Anderson sampler to capture particle size | Class I > 7 μm, class II (4.7-7) μm, class III (3.3-4.7) μm, class IV (2.1-3.3) μm, class V (1.1-2.1) μm, class VI (0.6-1.1) μM | ||
Specifications of air mist chamber | (length 600 × diameter 85 × thickness 3) mm | ||
Total number of particles in positive quality control sampler | (2200±500)cfu | ||
Negative pressure cabinet ventilation flow | ≥5m3/min | ||
Negative pressure cabinet door size | (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 |