Sensors Home Alarms Use to Detect Intruders

by | Feb 20, 2018 | Security System Supplier

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Several factors should go into what you choose as your home alarm system. One that is often overlooked is the type of sensor used by the system itself. Which is highly discouraged, because the sensor is the most important part of the entire system. After all, what use is an alarm system that doesn’t have a means of detecting when an intruder has entered your house? An efficient alarm sensor will make every penny spent utterly worth it. With that said, if you are looking for alarm monitoring in Fort Lauderdale, here are the most commonly used sensors used in home alarm systems today.

#1. Passive infrared motion detectors

These sensors are the most common of their type on the market, because of their practicality and affordability. They’re called passive sensors because they operate without needing to generate or radiate their own energy. PIR sensors keep track of the ambient temperature in its designated area, as well as body heat. When the temperature of the area rapidly changes, like for instance when an intruder enters its field to try and break into the house, the spike in temperature activates the alarm.

#2. Ultrasonic detectors

An ultrasonic detector utilizes high-frequency sound waves to detect movement within a space. These frequencies range between 25-75 kHz, so you (and the robber you don’t want in your house) can’t hear them. These frequencies bounce off of everything in the room you place it in, walls, windows, furniture etc. and they go off when that stabilized frequency is suddenly interrupted, the alarm goes off, because that means something new (usually a human) has entered the space. However, that poses a risk you should take into account with these sensors: they do not discriminate between you or a robber. So be sure to put them in a room of valuables that you don’t go into often.

#3. Glass break detectors

If you’re worried about the window on your front door, or throughout your house to get broken by an intruder, then these should put your mind to rest. When the window is broken, the impact sends bands of frequencies (some audible, others not) outward. The sensors are placed next to the window panes, where they proceed to go off when the window is shattered.

There are many more types of home alarm systems, but these are the types most people go for. Ultimately, which one you want is a matter of what you need the alarm system to do for you. Contact Alarm Partners Security Systems at Website URL for more details.

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