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Motion detector alarm systems operate by using light sources. A beam of light is aimed at the light sensor and anyone who passes causes the sensor to register.

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What is a commonly used alarm device for monitoring motion indoors?

A commonly used alarm device for monitoring motion indoors is a motion sensor or a motion detector. These devices are designed to detect movement within a specific area and trigger an alarm or notification. They are commonly used in home security systems for added protection.


What does a motion detector need to do to set off an alarm?

That's easy. Motion


How much does a basic outdoor alarm system cost?

There is a broad range of outdoor alarm systems. The cost depends on whether you want surveillance cameras or just a motion detection system. You can get a system for as low as $50 (motion detector) to $500 if you want basic video surveillance.


What is the definition of Motion Detector?

yuyiuyiouyoiuyANS 2 - it's an electronic device that detects movement within a certain close area, and usually sends it's signal to a light illuminating the area.


What are the main types of wireless house alarms?

There are two main types of wireless house alarms. One is the perimeter protection wireless house alarm and the other is the motion detector wireless house alarm.


Where can one buy a motion control alarm system?

Shop at Rediff to find your motion control alarm system. Their motion control alarm systems will make your life more convenient and safe. It can be used with remote control and accsessed by a global base station who will track your alarm so it won't be needing to be operated by hand. Their alarm systems are compact in size, clear voice, long standby time, offers stable performance and is easy to install.


What are the uses of motion detectors?

The detector senses a person is moving (motion) and a switch is set to on. It depends on why the motion sensor was installed. Maybe an warning alarm is sounded, a camera could begin to record, or a light in the room or passageway is turned on.


Prices of a security motion alarm.?

Some security motion alarm systems can be very pricey and run around $500. However, there are some inexpensive ones that you can get as cheap as $20 and you don't have to pay monthly.


What is a heat detector?

A heat detector is a device designed to sense a significant increase in temperature, typically above a certain threshold. It is commonly used in fire alarm systems to detect fires in areas where smoke detectors may not be suitable, such as kitchens or areas with excessive dust. When the temperature rise is detected, the heat detector triggers an alarm to alert occupants of potential fire hazards.


Do mopeds have alarm systems?

No they do not have alarm systems.


Who invented the first Heat detector?

The first electric fire detector was developed in Brooklyn, NY in 1863 by Alexander Ross, however the first electric fire sensor to see commercial use was designed by another New Yorker, William B. Watkins. By the early 1870's, Watkins had developed remotely monitored fire alarm systems using heat detectors and in 1873 formed the first private fire alarm company (Boston AFA) which surivives to this day as AFA Automatic Fire Alarm) Protective Systems.


What are the benefits of owning a heat detector?

A heat detector is a good addition to the smoke alarm. It will help to detect a heat source that is growing in case the smoke alarm in the home is not functioning.