Motion Sensors
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About Motion Sensors
Motion Sensors are devices used to detect motion, usually in the form of infrared radiation. Motion Sensors can be used as part of a security system, such as an alarm system, or for other purposes such as to trigger a light or an appliance.
Types of Motion Sensors
Motion alarms sensors come in a variety of types and sizes. Outdoor motion detectors alarms are designed to be weatherproof and more rugged than indoor versions. Outdoor motion sensor alarms are often used to monitor driveways and other areas where intruders may try to gain access. Security sensors for driveways allow homeowners to keep their property safe.
How Motion Sensors Are Made
Motion sensors are typically made up of two parts: the sensing element and the circuitry that interprets the signal from the sensing element. Common sensing elements include pyroelectric infrared detectors, thermopiles, ultrasonic transducers, and active infrared beams. The circuitry is usually comprised of integrated circuits that process signals from the sensing element.
Industries That Use Motion Sensors
Motion sensors have many applications across various industries including home security systems, automotive industry for adaptive cruise control systems, industrial automation for robotics control systems, aerospace navigation systems for missile guidance systems and even medical equipment like MRI scanners.
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