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1. Installation site.
The floor is flat and well ventilated.
There are no strong vibrations around the device.
There is no strong electromagnetic field around the device.
There are no flammable, explosive, corrosive substances and dust around the equipment.
There is appropriate space for use and maintenance around the equipment, 2. Power supply conditions.
Power requirements: AC380V 10% 50 three-phase five-wire system.
Pre-installed power: total power+
The user is required to configure the equipment with an air or power switch of the appropriate capacity at the installation site, and this switch must be a stand-alone switch for the use of the device (recommended power switch capacity: 32A).
3. Environmental conditions.
Ambient temperature: 5 +30 (average temperature 30 in 24 hours) Ambient humidity: 85%RH
4. Water supply conditions (only for damp heat type and equipment that needs water).
Purified water, distilled water, and deionized water are used. Resistivity 500m5. Other precautions.
Opening the door of the test chamber during the test will cause the temperature and humidity in the chamber to fluctuate; If the door is opened multiple times or for a long time during the test, or if the test sample emits moisture, the heat exchanger of the refrigeration system may freeze and not work properly.
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In the field of modern industry and science and technology, as an important testing equipment, the high and low temperature environment test chamber is widely used in the performance testing and quality control of various products. However, in order to ensure the accuracy and reliability of the test results, certain conditions need to be met when using a high and low temperature environment test chamber.
First of all, the ambient temperature of the test chamber should be stable. Because the high and low temperature environment test chamber needs to be quickly changed and controlled, it will be affected by the ambient temperature during its operation. In order to ensure that the temperature in the test chamber can reach the set value quickly and accurately, and remain stable, the ambient temperature of the test chamber using high and low temperature environment should be kept constant to avoid large temperature fluctuations.
Secondly, the use of high and low temperature environment test chamber should ensure the stability of the power supply. The high and low temperature environment test chamber needs a stable power supply to ensure its normal operation and avoid equipment failure or error in test results due to voltage fluctuations. Therefore, when using the high and low temperature environment test chamber, a place with a stable power supply should be selected, and equipped with a regulated power supply or UPS uninterruptible power supply to ensure the stability of the power supply**.
In addition, the use of high and low temperature environment test chambers also needs to pay attention to the installation and commissioning of equipment. When installing the high and low temperature environment test chamber, it should be ensured that the equipment is placed on a level and stable ground, and installed and debugged in accordance with the requirements of the manual. Before use, check whether the functions of the equipment are normal, and preheat the equipment to fully preheat the heating elements and test samples inside the equipment.
Finally, the use of high and low temperature environment test chambers should follow the operating procedures and precautions. When using the high and low temperature environment test chamber, it should be operated in strict accordance with the operating procedures to avoid equipment failure or error of test results caused by misoperation. At the same time, it is also necessary to pay attention to the maintenance and maintenance of the equipment, and regularly check the operation status of the equipment and whether the parameters are normal, so as to ensure the long-term stable operation of the equipment.
In short, the use of high and low temperature environment test chamber needs to meet certain conditions, including the stability of the ambient temperature, the stability of the power supply, the installation and commissioning of the equipment, the compliance of operating procedures, and the maintenance and maintenance of the equipment. Only when these conditions are met, can the normal operation and use of the high and low temperature environment test chamber be guaranteed.
As far as I know. The two are the same device and there is no difference. >>>More
Environmental test, especially the reliability test, the test cycle is long, the object of the test is sometimes a military product of high value, in the process of the test, the test personnel often have to operate or test around the site, so the environmental test equipment must have the characteristics of safe operation, convenient operation, reliable use, long working life, etc., to ensure the normal progress of the test itself. All kinds of protection, alarm measures and safety interlock devices of the test equipment should be perfect and reliable to ensure the safety and reliability of the test personnel, the tested product and the test equipment itself.
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The high and low temperature test chamber is used for the reliability test of industrial products such as electronic and electrician, automobile and motorcycle, aerospace, ship weapons, colleges and universities, scientific research units and other related products in high temperature and low temperature. With the increasing demand of users, there are more and more manufacturers of high and low temperature test chambers, and there are many users who often do not know which one to choose when choosing a high and low temperature test chamber brand. >>>More