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How Do Motion Detectors Work In St. Louis?

July 29, 2023
Motion detector protecting interior of home

You most likely have a reasonable idea of what motion detectors do solely based on their name. Sure, they identify activity, but how exactly do they work? Take a little time to explore the technology that powers them and the many sorts of sensors you might encounter. You’ll get a better understanding of how they work and how you are able to integrate them into your contemporary smart home.


What is the technology that drives motion detectors?

Detecting activity can be performed in a few specific ways, but motion detectors are ordinarily classified into either of these two categories - active or passive.

● Active motion detectors: These devices are deemed active, as they constantly transmit signals like microwaves and then measure the time of response. Motion is indicated when the time of response changes. While microwave sensors are most prevalent, you’ll also find active motion detectors that measure infrared light or sound waves.

● Passive infrared (PIR) motion detectors: Often seen within home defense systems, PIR motion detectors operate by detecting changes in the ambient temperature. ​​Basically, the device learns what the regular temperature ought to be within a specified area. If there are rapid surges of heat, like an invader skulking along the space, the device takes notice and initiates your alarm. Since they aren’t actively sending out signals, passive detectors usually require less power and are less expensive to run.

Besides active and passive, you may encounter hybrid devices that utilize a mix of technologies. These can help lower false alarms, as each sensor must be activated before the warning siren goes off. Additional possibilities include vibration motion detectors and tomographic devices that are frequently employed in bigger commercial or industrial locations.

How to incorporate St. Louis motion detectors

The chief aim of motion detectors is to detect motion within a designated area, typically as far as 50 feet away. You’ll regularly find them integrated into outside floodlights or as standalone devices within your residence. When motion is sensed, they’ll set off your alarm system and alert your 24/7 monitoring agents.

But modern motion detectors are more adaptable than ever before. In fact, they are able to interact directly with other smart equipment. For instance, if activity is detected, they may trigger your smart bulbs to turn on or your video camera to begin recording. They might even alert your smart thermostat to modify the temperature.

Get instant alerts and customize settings for pets

Another great perk of current motion detectors is that you’ll get immediate alerts delivered to your cell phone whenever the sensor is tripped. If you have pets, you can even circumvent false alarms by customizing settings to take into account the size of your four-legged companions.

Design Your Vivint Smart Home With Motion Detectors in St. Louis

Now that you have a greater understanding of how motion detectors work in St. Louis, it’s a great time to incorporate them into your contemporary smart home. Vivint’s motion detectors watch over wide areas, give you wide-angle capability, and last for many years without requiring a new battery. They’ll also work in perfect unison with your other home automation tools. Are you prepared to get started? Contact (314) 866-4556 to talk to a helpful Vivint specialist today.