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Moist heat box selection method and precautions

Abstract: 这篇文章讨论了湿热箱的选型方法和使用注意事项。选择湿热箱时,需考虑温度范围(通常为室温~200℃)、湿度范围(10%~98%RH)、稳定性和精度,以及易操作的控制系统和安全保护装置(如超温保护、过载保护)。还需选择信誉良好的品牌,以确保设备质量和售后服务。使用湿热箱时,需检查设备部件的完好,选择合适的温度和湿度参数,控制加热和冷却速度,及时清理设备,并在出现异常时立即停机检查,以确保设备的安全和寿命。

Humidity chamber is a kind of temperature regulating equipment widely used in laboratories, and it is often used in the thermal humidity stability test of various materials.

The selection method and precautions of the humid heat box are shown in Figure 1

Here are the key points and considerations to consider when choosing a humid heat chamber:

Temperature range: Humidity chambers need to have a wide temperature range to suit different testing needs. Need to choose a wide temperature range, usually room temperature ~ 200 ℃.

Humidity range: Humidity chambers also need to have a wide range of humidity to meet the requirements of different materials and tests. It is necessary to choose a humid heat chamber with a higher humidity range, usually 10%~98%RH.

Stability and precision: The Humidity Chamber needs to have high stability and precision to ensure the reliability of test data. It is necessary to choose equipment with higher control precision and response speed.

Operation control: The humid heat chamber needs to have an easy-to-operate control system, such as digital display, multiple control methods, automatic adjustment, etc., to improve operating efficiency and convenience.

Safety: The use of humid heat chamber involves high temperature and high humidity, so it is necessary to choose equipment with safety protection devices, such as over-temperature protection, overload protection, etc.

Brand and service: Choosing a reputable and well-known brand can further ensure the quality and performance of the equipment. At the same time, the after-sales service of the brand is also very important, and can provide timely technical support and maintenance services.

The selection method and precautions of the humid heat box are shown in Figure 2

When using the humid heat box, you also need to pay attention to the following points:

  • Before use, it is necessary to check whether the various parts of the equipment are in good condition, such as heaters, humidity controllers, sensors, etc.

  • When conducting the test, it is necessary to select the appropriate temperature and humidity parameters and keep them stable.

  • When heating and cooling, it is necessary to pay attention to controlling the speed to avoid temperature fluctuations caused by too fast or too slow heating.

  • After the test, it is necessary to clean up the equipment in time, and keep the equipment dry and ventilated to prolong the life of the equipment.

  • If there is any abnormal situation or failure during use, it should be stopped and checked in time, so as not to affect the safety and service life of the equipment.


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