Frequently Asked Questions

What is a Magnetic Contact?
Most door and window contacts operate using an internal reed switch in conjunction with a magnet. Learn about door and window sensors and how they operate.
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Do I Need Internet for a WIFI Camera?
A WIFI camera sends a live video feed to an interactive service platform using a WIFI internet connection. Learn more about WIFI security cameras and how they work.
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Do Pets Set Off Motion Detectors?
A pet should not set off a motion detector if the device offers pet immunity and has been mounted properly. Find out how to prevent your pets from setting off motion sensors.
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What is a PIR Motion Sensor?
Passive infrared (PIR) technology is the most common method for detecting motion. This involves looking for changes in infrared energy. Learn about PIR motion sensors.
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How Do I Add a DSC WS4904P Pet-Immune Motion to a DSC Impassa?
The DSC Impassa has a wireless enrollment mode for learning-in wireless devices like theDSC WS4904P. Learn how to enroll a DSC WS4904P Motion Sensor with a DSC Impassa.
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How Can I Tell if My System is Wired or Wireless?
There are a few distinctions between wired and wireless alarm systems. Wired panels usually have a metal case and an external keypad. Find out if your system is wired or wireless.
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Do Cats Set Off Motion Detectors?
Animals can activate motions if they are able to get in their direct field of view. This is usually the result of a poor installation. Learn more about pet-immune motion sensors.
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Do I Need a Phone Line for a Security System?
Alarm monitoring using a phone line is a generally discouraged practice. It is much better to use cellular connectivity or WIFI for monitoring. Learn more about alarm monitoring.
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How Do I Setup a WiFi Security System?
A WIFI security system is an alarm system that uses WIFI to communicate with a central station and/or an interactive service platform. Learn how to setup a WIFI security system.
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What is the Average Cost of Home Security Monitoring?
The average Alarm Grid customer pays $35 per month for alarm monitoring. This is for the Gold Plan which includes cellular monitoring. Learn the cost of alarm monitoring.
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