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    Home > Active Ingredient News > Drugs Articles > The high and low temperature damp heat test chamber has three working capabilities

    The high and low temperature damp heat test chamber has three working capabilities

    • Last Update: 2022-09-08
    • Source: Internet
    • Author: User
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    1.
    Heating capacity 1.
    The heating device is an important part of controlling whether the temperature of the high and low temperature humid heat test box is raised.
    2.
    This is when the control board obtains the temperature raising command and outputs the working voltage to the automobile relay, about 3-13 volts AC is added to the top of the intermediate relay; Its communication end is equal to the connection of the transmission line; the AC contactor is also pulled together, and the electric heater has working voltage on both sides to make it hot, according to the centrifugal fan of the circulation system to push the heat to the box, so that the constant humidity tester 3.
    The temperature is faster than your preset value; the control board is adjusted according to the conduction of the added intermediate relay The temperature is controlled at about 87 degrees.
    How to operate it smoothly at a temperature below 87 degrees? The high and low temperature damp heat test box is based on the hot output of the intermediate relay on one side, and on the other hand, according to the cooling cycle system of the refrigeration compressor.
    movement
    .

    2.
    Cooling capacity 1.
    The key steps of the high and low temperature humidity and heat test box are the main parameters to judge the pros and cons of each unit.
    It includes several major components of refrigeration compressors, coolers, throttling devices, and air conditioner evaporators.
    2.
    Refrigeration compressors It is the cardiovascular system of the refrigeration unit.
    It sucks in the ultra-low temperature bottom pressure gas and turns it into an ultra-high pressure gas.
    According to the cold, it releases the calorific value into the liquid, and the centrifugal fan brings the calorific value.
    Due to the wind, it is then turned into a bottom pressure liquid according to the throttle valve, followed by an ultra-low temperature bottom pressure gas according to the air conditioner evaporator, and then returned to the refrigeration compressor; the refrigerant digests and absorbs heat in the air conditioner evaporator, and the whole process of vaporization is heavy and digested.
    Absorb the calorific value and exceed the purpose of cooling, and carry out the whole process of temperature reduction in the high and low temperature humid heat test chamber
    .

       3.
    The humidifier and the dehumidification system software are all performed by the refrigeration unit.
    The air conditioner evaporator is placed in the high and low temperature humidity and heat test chamber, which is relatively cold.
    It is suspected of being a liquid; such a high body humidity of the continuous shell feels very little, exceeding the purpose of dehumidification
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