Wireless Motion Detector.
A Wireless Motion Detector Will Warn You if An Intruder Enters Your Home.
If your home is not protected by an alarm system, or there are areas of
your home that are not covered by by the system, you may want to solve
that problem with the use of motion detectors.
Being wire-free, these detection devices can be placed virtually anywhere without the need to run wires.
Movement is detected by a variety of methods all of which involve the measurement of change that takes place in the area covered by the detector.
If your existing home security system is wireless, you can add
compatible detectors to it.
If your system is hardwired, you can use
these devices as supplemental protection.
Some motion sensors are manufactured to work only with specific systems, others are self contained and operate independently.
Movement is detected by a variety of methods all of which involve
the measurement of change that takes place in the area covered by the
The most usual method of detection is the Passive Infra Red (PIR) system, if an intruder moves into the device’s path the sensor detects the increase in infrared energy.
Most usually a wireless motion detector is fitted inside the
home. Weatherproof detectors for outside use are available but most
usually these are part of an overall security system.
Wireless Motion Detector – Siren or Chime?
The alarm of a self contained motion detector comprises of a siren,
usually between 90 – 120 db. This is quite loud enough to alert you of
an intruder if you are at home.
Wireless detectors that are designed for use with alarm systems,
monitored security systems or dial up systems use the systems own siren.
Some of these detection devices offer you the option of a siren or chimes.
Why chimes? because you don’t always want a screaming siren.
may be using your motion detector as a visitor announcement system,
rather than a burglar alarm, and a pleasant chime would be more
If you are using the device to alert you of the movements of
small children you would want the chime option.
Also you will probably
prefer to have your wireless motion detector set to chime when you are
testing out the best location to fit it.
Some detectors only chime, they do not have a siren option. These
devices are designed as visitor alerts and are often found in stores to
give a heads up when a customer enters the store.
Although there are many home uses for a chime only motion
detector, as a pool alarm for example, you may not want to use one if
your main intention is to detect intruders. A single chime may not be
enough to rouse you from sleep, you need the constant wail of a siren to
Many detectors come with a key fob remote. This enables you to
switch off your detector when you want to move around the area that it
Also available are wireless detectors that double as a
portable alarm, and that could be a useful feature for those nights you
spend away in a hotel or motel.
Pet Immune Motion Detectors.
If you keep pets, you will want to fit Pet Immune motion detectors. These use one of two different methods to ignore the movement of your pets.
One type is designed to ignore any movement below a height of around
16 inches, however if your cat or small dog is inclined to jump or climb
they could trigger the alarm.
The other type of pet immune detector
ignores pets under around 60 lbs.
The efficiency of a wireless detector depends to some extent on
being correctly positioned, it may take some experimenting to find the
best place to fit the detector so that it covers the area that you need
A wireless motion detector can give you a vital warning of an
intruder in your house, but should not be considered adequate home
security if used on its own.
Use detectors only as part of your overall home security
system and plan.
Wireless Home Security
Wireless Motion Detector.
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