How should the daily maintenance work of the constant temperature and humidity test chamber

How should the daily maintenance work of the constant temperature and humidity test chamber be performed?

General clean maintenance, protection and dust removal methods for constant temperature and humidity test chambers

The constant temperature and humidity test chamber has been widely used in the fields of electronic property, national defense technology, chemical chemical, hardware and plastics, machinery manufacturing, aerospace, etc. So how does the constant temperature and humidity test chamber stop protection and clean maintenance in general work? ?

1. Cleaning and protection of the inside and outside of the constant temperature and humidity test chamber

â‘ Before holding the constant temperature and humidity test chamber, the external impurities should be removed.

â‘¡ The inside of the cabinet must also be cleaned more than once a year. Wipe with soapy water first.

â‘¢ The power distribution room should be cleaned at least once a year. When clean, you can use a vacuum cleaner to remove the indoor dust.

2. Search and protection of the humidifier in the constant temperature and humidity test chamber The water stored in the humidifier should be changed once a month to ensure clean water quality, and the humidified water tray should be cleaned once a month to ensure smooth water flow.

3. Search the over-temperature maintenance device of the constant-temperature and constant-humidity test box. When the constant-temperature and constant-humidity execution box is operated, the maximum value of the over-temperature maintenance is plus 20 ℃ ~ 30 ℃. When the temperature in the execution box rises to the set point of over-temperature maintenance, the power supply of the heater is stopped, \ "OVERHEAT \" over-temperature warning light is on but the fan is still running. Do a search for the over-temperature maintenance device and see if it can be set robustly [the setting of the wet-bulb over-temperature maintenance device is 120 ° C].

4. The dust removal condenser of the constant temperature and humidity test chamber should be protected monthly, using a vacuum cleaner to remove the dust attached to the condenser heat sink or use a high-pressure atmosphere to remove the dust.

5. Change of the wet-ball test cloth in the constant-temperature and constant-humidity test box. When the test cloth is not clean or hardened, or after the temperature control is completed, the test cloth must be changed before continuing the temperature-humidity control. The test cloth should be changed every three months. When changing, wipe the temperature measurement body [Sen-sor] with a clean cloth. When changing the new test cloth, it should be cleaned first.

6. The search and mediation of the wet bulb water level of the constant temperature and humidity test chamber must not be too high, so that the water overflows or is too low to make the wet bulb test cloth absorb water abnormally, affecting the accuracy of the wet bulb. Just fill up. The water level of the water tube can be adjusted to stop up and down the water box.

The detailed information of hot and cold assault execution machine:

1. Divided into three parts: low temperature zone, high temperature zone and test zone, the test sample is inserted into the test zone without lack of movement. The heat storage and cold storage structure are used together to force the cold and hot air path switching method into the test zone to complete the cold and hot temperature surprise test;

2. Test parts can be added with load wiring from the test hole;

3. The big plan black LCD touch dialogue microcomputer control system, the operation is simple and easy to understand, and the operation shape is insightful;

4. Fully blocked imported shortening machine environmental protection refrigerant, plate type cold and hot AC and dual-type ultra-high temperature freezing system;

5. It has a LAN integrated communication interface, which can be controlled by a long-distance computer and is easy to use;

6. It can independently set the compliance of three different premises: low temperature, high temperature and hot and cold surprises. When performing the cold and hot surprise premises, you can choose 2 or 3 slots of compliance, and have the compliance of the upper and lower temperature execution machines;

7. It can actively delay pre-cooling, pre-heating, standby compliance during the scheduled start-up time;

8. Can set the number of cycles and the number of defrosting, active (manual) defrosting;

9. There is a good human-computer interaction interface, which is more humanized to meet human operation requirements, convenient and fast, and suitable for modern human operation.

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