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2. Smoke detector - Wikipedia

   en.wikipedia.org/wiki/Smoke_detector

   Smoke detector coverage is 60 square meters and temperature smoke detector coverage is 20 square meters. The height from the ground is an important issue for correct protection. [62] An additional (harmonised) EN14604 also exists, which tends to be the standard usually cited at the domestic point of sale.

3. Photoelectric sensor - Wikipedia

   en.wikipedia.org/wiki/Photoelectric_sensor

   Conceptual through-beam system to detect unauthorized access to a secure door. If the beam is interrupted, the detector triggers an alarm. A photoelectric sensor is a device used to determine the distance, absence, or presence of an object by using a light transmitter, often infrared, and a photoelectric receiver. They are largely used in ...

4. System Sensor - Wikipedia

   en.wikipedia.org/wiki/System_Sensor

   System Sensor develops and distributes fire alarm devices such as notification appliances, fire detectors, manual initiating devices (pull stations and call points), CO detectors, and more fire protection devices for multiple markets across the globe, and for other Honeywell companies. [2] [3]

5. Find Christmas light displays in Columbus using our map

   www.aol.com/christmas-light-displays-columbus...

   Commercial and public Christmas light displays Columbus Commons Holiday Lights. Address: 160 S High St., Columbus, OH 43215. See 400,000 LED lights in the park. Open daily from 5-11 p.m. Runs ...

6. Photodetector - Wikipedia

   en.wikipedia.org/wiki/Photodetector

   Photodetectors may be used in different configurations. Single sensors may detect overall light levels. A 1-D array of photodetectors, as in a spectrophotometer or a Line scanner, may be used to measure the distribution of light along a line. A 2-D array of photodetectors may be used as an image sensor to form images from the pattern of light ...

7. Motion detector - Wikipedia

   en.wikipedia.org/wiki/Motion_detector

   A motion detector attached to an outdoor, automatic light. A motion detector is an electrical device that utilizes a sensor to detect nearby motion (motion detection).Such a device is often integrated as a component of a system that automatically performs a task or alerts a user of motion in an area.

8. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

9. College Football Playoff: Who has the best odds to win the title?

   www.aol.com/college-football-playoff-best-odds...

   The first 12-team College Football Playoff field was revealed on Sunday. Undefeated Oregon earned the top seed, while SMU beat out Alabama for the 12th and final spot. Oregon, Georgia, Boise State ...