What is the definition of a relative humidity sensor? A relative humidity sensor is a device used to measure the amount of moisture in the air. It works by measuring the amount of water vapor in the air relative to the temperature. The sensor is able to detect changes in the atmosphere and accurately determine the relative humidity level. Relative humidity sensors are commonly used in industries such as agriculture, healthcare, and weather forecasting. They are also used in homes and buildings to monitor the indoor climate and provide feedback on how to improve the comfort of the area. Relative humidity sensors measure the absolute humidity, which is the amount of water vapor in the air. This is different than the ambient temperature, which is the temperature of the air around the sensor. By monitoring the relative humidity, it is possible to adjust the indoor climate and prevent mold growth. Relative humidity sensors are also used to monitor air quality and alert people when the air is too dry or too humid. They provide an essential service for people who are sensitive to