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Contents

• 1 Definition
• 2 Overview
• 3 References
• 4 See also

Definition[]

An active infrared sensor (AIR) is

“

[a] sensor that emits an infrared beam to a receiver forming an invisible link that, when broken, acts as a trigger to activate a device."[1]

”

Overview[]

"These sensors act like an electronic version of the trip wire."[2]

References[]

1. ↑ DHS Lexicon Terms and Definitions, at 11.
2. ↑ Id.

See also[]

• Infrared sensor

• Categories:
• Definition
• Security
• Hardware

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