DOAS-3000 online differential UV spectrometer is mainly used in gas analysis industry, the main detection occasions: flue gas emission, desulfurization and denitrification, boiler exhaust gas, VOCs tail gas emission, sewage pipeline gas detection and analysis, etc.
NO, NO2, SO2, NH3, H2S, O3, benzene, toluene, xylene, etc.
Can also be optional Pitot tube detection of flue wind speed, temperature, pressure, flow
|Measuring range||0-2, 10, 20, 50, 100, 500, 1000, 2000ppm, other ranges can be customized|
|Detection principle||UV differential absorption spectrometry (DOAS)|
|Sampling temperature||- 40℃ ~800℃ (standard), optional: - 40℃ ~1300℃，-40℃ ~2000℃|
|Sampling humidity||0 ~ 99% RH|
|Host working environment||- 40℃ ~70℃, ≤ 95%RH|
|Working mode||On-line continuous work, pump suction and extraction sampling;|
|Sampling distance||Standard 30~40 m, optional vacuum pump sampling distance greater than 70 m|
|Sampling flow||adjustable, 4 l/min (standard), 10 l/min, optional|
|Output signal||4~20mA, RS485, multi-way passive contact, optional: wireless transmission, network transmission|
|Protection level||IP66 outdoor waterproof type, optional explosion-proof type|
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