How much do you know about the working principle and application fields of temperature and humidity sensors?

A sensor is a device that converts physical quantities into electrical signals, and is used to detect physical quantities such as temperature, humidity, pressure, light intensity, and vibration. It can convert the detected physical quantities into electrical signals, and send them to computers, single-chip microcomputers and other equipment for analysis and processing. In production and life, different places and environments have special requirements for temperature and humidity, and reasonable temperature and humidity control is a necessary means.
First of all, let's understand the two physical quantities of temperature and humidity. Temperature is a physical quantity that measures the heat and cold of objects. In people's production and scientific research projects, many of them are carried out at specific temperatures, which are closely related to people's lives. The humidity we commonly use refers to the relative humidity of the air, generally expressed in %RH, and there is a close relationship between temperature and humidity.


The temperature and humidity sensor is a sensor that can measure the temperature and humidity in the air. It can convert the detected temperature and humidity values ​​into electrical signals according to certain rules, and output them to the receiving device to meet the transmission, processing and display of information. , recording, storage and control. The main function is to monitor the environmental temperature and humidity data, and to monitor and adjust the temperature and humidity in file management, laboratories, workshops, food storage, greenhouses, industrial control and other places in real time, so as to achieve the purpose of protecting equipment, ensuring product quality and safe production .
The temperature and humidity sensor has an automatic recovery calibration function to ensure the accuracy and sensitivity of the temperature and humidity sensor; it is designed with low power consumption and can be used for a long time; it has strong stability and low delay rate; the alarm function can trigger an alarm reminder if an abnormality occurs.


Muwo applies the temperature and humidity sensor in the nitrogen cabinet to provide security for the storage of items. The temperature and humidity sensor can help monitor the temperature and humidity in the nitrogen cabinet, so as to grasp the environmental changes inside the nitrogen cabinet in time, give an alarm and take measures in time. At the same time, the temperature and humidity sensor can also help to ensure the safety of valuables, biological materials, etc., and ensure the stability and accuracy of the internal environment of the nitrogen cabinet, preventing equipment and items from being damp, deteriorating or polluted.


The application of temperature and humidity sensors can also solve the problem of unstable freezing environment in low temperature environment due to the large temperature difference between indoor and outdoor and excessive moisture, especially in the field of storage of low temperature items such as pharmaceutical raw materials. Through the use of temperature and humidity sensors, it is possible to detect changes in indoor and outdoor air temperature and humidity in real time, so as to take timely adjustment measures to stabilize the ambient temperature and humidity in the nitrogen gas cabinet, ensure the safety and freshness of valuables, and achieve better storage effects. .
It should be noted that when using a temperature and humidity sensor, it is necessary to select a suitable sensor model and installation location; at the same time, it should be maintained and calibrated frequently to ensure that the collected temperature and humidity data are accurate.

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Origin blog.csdn.net/Rmwcf/article/details/131937985