How do PIR sensors work?
An example of an AI chatbot conversation about how PIR sensors detect motion.
Can you explain how PIR sensors work?
Sure! PIR sensors, or Passive Infrared sensors, detect motion by sensing changes in infrared radiation.
What do they detect specifically?
They detect the infrared radiation emitted by objects, particularly warm bodies like humans and animals.
How do they differentiate between moving and stationary objects?
They use a combination of lenses and circuitry to detect changes in infrared levels, which indicates movement.
Are there different types of PIR sensors?
Yes, there are several types, including indoor and outdoor sensors, each designed for specific applications.
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