免费会员 生产厂家
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免费会员 生产厂家
Sampling inlet | Dual sampling systemIsothermal humidity extraction with Nafion and heated SVC evaporatorSelectable intervals for sampling lines |
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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 |