It’s probably safe to say you already understand that the chief objective of a motion sensor is to detect movement within a certain space. But you may still be wondering: How do they work? What kind of technology do they use, and do you really need them? This simple explanation will answer your questions and provide clarity on why these implements are such a vital aspect of your home security system.
In What Ways Are Des Moines Motion Sensors Implemented?
You can generally anticipate a home security motion detector to provide coverage for a zone within a distance of six to 70 feet. If required, you can find models that will extend your coverage to a greater degree. These devices are generally found in things like outdoor flood lights. If they notice unusual activity, they prompt your lights which shine down on your property.
In addition to lights, you’ll also find motion sensors used in video cameras like the ADT outdoor security camera. This adaptable component may be programmed to send updates and even a video clip to your mobile device when movement is detected.
Active Motion Sensors
Active sensors, as the name suggests, actively emit some kind of signal and then analyze the speed of the reply. If there is a fluctuation in the reply, motion is shown and your security system is notified. Microwave sensors are the most widespread type of active device. You will also find ultrasonic sensors that use sound waves and reflective sensors that assess the bounce-back rate of infrared light.
Passive Infrared Motion Sensors
One of the other most ubiquitous sorts of motion detection devices in Des Moines is the passive infrared (PIR) motion sensor. Unlike active models, they won’t continuously emit a signal. Conversely, they are able to discern temperature fluctuations in a specified area. A rapid change in heat, like a person sneaking across a room, will trigger the PIR sensor.
When compared to active sensors, PIR components use less power, are more straightforward to run, and are more cost-effective. As an extra bonus, you may change the degree of sensitivity in most cases. To illustrate, the pet-friendly ADP motion sensor can be programmed to dismiss furry occupants less than 60 pounds.
Some Other Kinds Of Motion Sensors
You should know that you are able to get more than passive and active detectors. You’ll even discover some kinds that employ two or more sensing mechanisms. Usually identified as dual, combined, or hybrid sensors, these options aid in reducing false alarms as both types of sensors must be tripped for your alarm to engage. You might even encounter vibration detection equipment and tomographic motion detectors that are generally found in larger commercial spaces.
Find A Security System With Motion Sensors in Des Moines
Knowing that you have a little more knowledge of how motion sensors work in Des Moines, it’s a great time to design your own security system with these important devices. If you get them as part of a package, you’ll gain comfort knowing they will be incorporated properly with your other security tools. Reach out to Secure24 Alarm Systems now and let our specialists help you design the right configuration for your home. Contact us at (515) 212-6493 or submit the following form to begin.