12/31/2022 0 Comments Motion sensor![]() Tomographic sensors can cover larger areas compared to ultrasonic and microwave sensors. This type of sensor emits radio waves and are often used in commercial areas that require a high level of security. They are not always calibrated accurately and are thus more prone to false alarms compared to other types. Microwave sensors are extremely sensitive and are mostly used in security systems. This type is the most commonly used type in lighting and emits sound waves higher than a human can hear. Below are some popular types of motion detectors: Active SensorsĪctive sensors rely on methods like radar waves or infrared energy to sense changes in a given spot. In fact, there are so many different types, it's important to familiarize yourself with them before committing to one, depending on your needs. What are the Different Types of Motion Sensors?
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