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    Home > Active Ingredient News > Drugs Articles > Application and precautions of y09-550 dust particle counter

    Application and precautions of y09-550 dust particle counter

    • Last Update: 2016-03-03
    • Source: Internet
    • Author: User
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    Use y09-550 laser dust particle counter (hereinafter referred to as the instrument) is used to measure the size and number of dust particles in unit volume of air in the air environment It can directly detect the clean environment with a cleanliness level of 300000 and 10 It is a new generation product developed to adapt to the new policies and new guidance of the state    The instrument adopts semiconductor laser light source, touch screen (liquid crystal screen) display, reasonable structure, high detection accuracy, large flow, short sampling time, simple and clear function operation, without computer data collection, can be directly stored in storage media such as U disk, can also be controlled by computer, can store and print sampling results, built-in thermal micro printer, the test environment is very convenient Widely used in electronic, optical, chemical, food, cosmetics, medicine and health, biological products, aerospace and other sectors Working principle the instrument adopts the principle of light scattering When the suspended particles in the air pass through the photosensitive area, they scatter a certain proportion of luminous flux to their particle size After photoelectric conversion, amplification and processing, the equivalent diameter and quantity of the collected particles are obtained Note 1 The working position and sampling port of the instrument shall be in the same air pressure and temperature and humidity environment to avoid affecting the normal operation of the instrument and generating condensation to damage the instrument If it is necessary to work under pressure, the large differential pressure of Zui shall not exceed 200Pa Working under the condition of pressure difference and temperature humidity difference will increase the measurement error and damage the instrument 2 It is forbidden to extract gas and high temperature gas containing water vapor, oil pollution and corrosive substances; it is forbidden to use it in the environment with high dust concentration; it is forbidden to use this instrument in the environment without purification 3 The instrument shall be placed in a dry and dust-proof indoor environment when not in use, and shall be powered on for more than 30 minutes every month 4 The instrument shall be handled with care and less vibration and impact Put Zui in a special box and move it 5 The instrument is allowed to be transported and stored in the following environment under the condition of factory packaging: temperature: - 40 ℃ ~ 50 ℃ humidity: 90% RH (40 ℃) 6 The instrument shall be sent back to the manufacturer for calibration once a year to ensure its accuracy 7 If the user is unable to solve the problem, please contact the production unit immediately Shanghai Sujing Industry Co., Ltd if you have any need, you can pass with us at any time Thank you very much for your support and look forward to cooperating with you Thank you & best guard! Sujing Jinghua
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