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How does the Human Detection Sensor work? [FAQ: C10]
(2004/08/25)

Answer... *The Human Detection Sensor is a pyroelectric infrared sensor; it senses temperature variations by detecting the infrared light emitted by people, animals, and other heat-producing objects.
 
*This allows the camera to detect temperatures and temperature changes that result from people or other objects that are moving within the sensor's range.

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