Interlogix TX-E721 Frequently Asked Questions

What Is a Pet Immune Motion Sensor?
When a motion sensor uses "pet immunity", it will detect human walking upright, but not a small animal walking close to the ground. Learn about pet immune motion sensors.
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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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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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How Does a Pet-Immune Motion Detector Work?
If a motion detector is pet-immune, it can be set up in a way that it will not activate because of a small animal walking by. Find out more about pet-immune motion detectors.
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Do Motion Detectors Work w/ an Interlogix Simon XTi or XTi-5?
If a motion detector operates at a wireless frequency of 319.5 MHz, then it can be used with the Interlogix Simon XTi and XTi-5 Alarm Systems. Most motion sensors are assigned a group type of either 17 or 20. Learn more about using motion sensors with an Interlogix Simon XTi or XTi-5.
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Will Honeywell 5800 Sensors Work on an Interlogix Simon XTi or XTi-5?
The Interlogix Simon XTi and XTi-5 Alarm Systems both feature a wireless receiver that accepts incoming signals at a frequency of 319.5 MHz. The Honeywell 5800 Sensors are not compatible since they operate at the 345 MHz frequency. Learn more about the sensors used with the Simon XTi and XTi-5.
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How Many Wireless Zones Are On an Interlogix Simon XTi or XTi-5?
A Simon XTi or XTi-5 will support up to 40 wireless zones. Two of these 40 zones can be hardwired or wireless, but the other 38 can only be wireless. These systems will support wireless sensors that operate at a frequency of 319.5 MHz. Learn more about the Interlogix Simon XTi and XTi-5.
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How Do I Add a Wireless Motion Sensor to an Interlogix Simon XT?
A wireless motion sensor can be added to an Interlogix Simon XT System in the same manner as virtually any other wireless sensor. The sensor must communicate at a wireless frequency of 319.5 MHz in order to communicate with the system. Learn how to set up a motion with an Interlogix Simon XT.
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How Many Hardwired Zones Are On an Interlogix Simon XT?
The Interlogix Simon XT will support up to 40 different zones. Two of these zones can be hardwired or wireless, while the other 38 can only be wireless. Hardwired sensors can also use a wireless transmitter to communicate with the Simon XT. Learn more about using hardwired zones with the Simon XT.
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How Many Wireless Zones Are On an Interlogix Simon XT?
The Interlogix Simon XT provides support for up to 40 different security and life-safety zones. Two of these zones can be either hardwired or wireless, while the other 38 must be wireless. The system works with wireless sensors that operate at a frequency of 319.5 MHz. Learn more about the Simon XT.
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