portable air purifier.Cleaning methods for constant temperature and humidity machines

　　If the water overflows from the water tank or is too low, the water absorption of the wet bulb test cloth is abnormal. 6. Check and adjust the water level of the wet bulb of the constant temperature and humidity machine. The water level of the water tank should not be too high. The accuracy of wet bulb is affected by the water level, which can be maintained at around six minutes full. The adjustment of the water level in the water tank can adjust the height of the water tank.

　　The constant temperature and humidity test chamber produced by it adopts the internationally leading German finished design. The circular arc shape and surface spray treatment, as well as the constant temperature and humidity test chamber, have been widely used in fields such as electronic industry, national defense technology, chemical engineering, mechanical manufacturing, aerospace, etc. High quality appearance, with flat non reaction handles, easy to operate, safe and reliable. And has received unanimous praise from a large number of users. Shanghai Linfen Instrument obtained international ISO quality system certification in 2003.

　　So how does the constant temperature and humidity test chamber perform daily maintenance and cleaning?

　　When cleaning, a vacuum cleaner can be used to remove indoor dust. 3. The exterior of the box must also be cleaned at least once a year. 1. Cleaning and maintenance of the interior and exterior of the constant temperature and humidity test box. 1. The impurities inside the constant temperature and humidity test box should be removed before operation. The distribution room should be cleaned at least once a year. When cleaning, wipe with soap and water first.

　　Ensure that the water quality is clean. 2. Check the humidifier in the constant temperature and humidity test chamber and replace the water stored in the household humidifier once a month. The humidification water tray should be cleaned once a month to ensure smooth water flow.

　　The maximum set value for over temperature maintenance is increased by 20 ℃~30 ℃. When the temperature inside the test chamber rises to the set point for over temperature maintenance, 3. Check the over temperature maintenance device during operation of the constant temperature and humidity test chamber. The power supply to the heater stops immediately, and the "OverHEAT" overtemperature warning light is on, but the fan is still running. If it runs for a long time and is left unattended, please make sure to check the overtemperature protector before operation to ensure it is properly set. The setting for the wet bulb overtemperature protector is 120 ℃

　　Use a vacuum cleaner to remove the dust attached to the condenser heat dissipation mesh or use high-pressure air to spray the dust. 4. Dust removal of the condenser in the constant temperature and humidity test chamber. The condenser should be regularly taken care of every month.

　　Or after completing temperature control, 5. Replace the wet ball test cloth in the constant temperature and humidity test chamber when the surface of the test cloth is not clean or becomes hard. Before continuing with temperature and humidity control, it is necessary to replace the test cloth. The test cloth should be replaced every three months. When replacing, the temperature sensor should be wiped with a clean cloth. When replacing with a new test cloth, it should be cleaned first.

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