環(huán)境粉塵監(jiān)測儀特點
的PM10、PM2.5和PM1監(jiān)測，具有兩條采樣線的雙采樣系統(tǒng)，使用Nafion和加熱SVC蒸發(fā)器進行等溫濕度提取
SVC蒸發(fā)器可選溫度的SVC控制器
用于粒度分布的31個粒度通道
用于遠程訪問和實時數(shù)據(jù)分析的數(shù)據(jù)記錄器
由于用于保護激光器和探測器的凈化空氣，長期穩(wěn)定性和極低的零點漂移
風(fēng)速+風(fēng)向、T、RH、P和降水的氣象傳感器
適用于多種應(yīng)用
一體化解決方案，即用即用，堅固耐用
氣動氣溶膠聚焦
光學(xué)池中分析的總?cè)肟诹髁浚?.2 l/min）
節(jié)約成本，低維護
環(huán)境粉塵監(jiān)測儀應(yīng)用領(lǐng)域
環(huán)境氣溶膠研究
來源分配
氣態(tài)前體形成二次PM
VOC和SVOC在粉塵質(zhì)量分?jǐn)?shù)中的貢獻
環(huán)境粉塵監(jiān)測儀規(guī)格參數(shù)
| Sampling inlet | Dual sampling systemIsothermal humidity extraction with Nafion and heated SVC evaporatorSelectable intervals for sampling lines |
|---|---|
| Detection principle | Light scattering at single particles with diode laser |
| Output | PM10, PM2.5, PM1Number concentration and size distributionWith and without SVC ratio |
| Particle size range | 0.25 … 32 µm |
| Size channels | 31 |
| Particle number concentration | 0 … 3,000,000 particles/liter |
| Dust mass concentration | 0 μg/m³ … 100 mg/m³ |
| Reproducibility | > 97% of total measuring range |
| Time resolution | 6 s (selectable storage intervals: 6 s, 1 min, 5 min, 10 min, 15 min, 30 min, 1 h) |
| Volume flow rate | 1.2 l/min ±3% due to self-regulation according to ISO 21501-1 |
| Internal purge air | 0.4 l/min, protects laser optics, reference air for self-test |
| Power supply | 85 … 264 VAC, 47 … 63 Hz |
| Power consumption | Pmax: 300 WImax: 1.4 A |
| Data interfaces | Data logger or RS-232 with GRIMM software or HyperTerminal |
| Dimensions (H x W x D) | Housing: 70 x 50 x 27 cm (27.6 x 19.7 x 10.6 in)Dual sampling pipe: Approx. 140 x Ø14 cm (55.1 x 5.5 in)Total: 210 x 50 x 27 cm (55.1 x 19.7 x 10.6 in) |
| Weight | Housing: 36 kg (79.4 lbs)Dual sampling pipe: 10 kg (22.0 lbs)Total: 46 kg (101.4 lbs) |
| Operating conditions | -20 … +40 °C (-4 … 104 °F)RH < 95%, non condensing900 … 1,100 mbar |
| Transport and storage | -20 … +50 °C (-4 … 122 °F)RH < 95% |
| Accessories | 157L sensor for temperature, relative humidity, and barometric pressure158L as 157L plus wind speed and wind direction159L as 158L plus precipitation |
