Environmental monitoring QT-2A air sampler double gas path

QT-2A air sampler double gas path I. Model: QT-2A Double Air Road gas samplers are widely used in environmental monitoring, health and other departments, the dust concentration in workplace harmful gases and measuring of the workplace can be used for acquisition use. Second, the main technical indicators: 1 flow range: 0.1-1.2L / min 2, maximum suction vacuum: less than 20000pa 3, meter error: less than or equal to 2.5% 4. Timing range: 1-99 minutes to 5, timed error: less than 1 second / 6, Power supply: 6V / 4AH 7, Working time: more than 8 hours 8 Dimensions: 100 * 170 * 120mm three, QT-2A Double Air Road sampler is sampler, may be parallel sampling parallel sampling distance is less than 10mm. It has a large negative pressure pumping, flow stable. Inside the instrument with the battery, and has a regular automatic shutdown, under-voltage indicator, charging function and AC and DC.