Description Hidden in plain sight Installed right into the door and frame so you won’t have a visible sensor mounted on your door. Be more aware of what happens in your home The door sensor is a basic building block of home security alarms. But it’s more than that. It’s a tool to monitor activity in your home. Used with Alarm.com’s sensor activity monitoring, this little device opens the door to a world of smart home applications. Trigger home automation Automatically turn on the lights when a door opens. Or record a video clip. Adjust the thermostat when a door was left open. Detect intrusions If you’re going to use a security alarm, choose a professional grade sensor with secure wireless communication so you can be confident it will do it’s job. Why should I use encrypted sensors? The majority of security systems are not as secure as they could be. With technology advancing rapidly, it’s becoming more and more likely that someone who wants to compromise your security system can do so without much effort or expense. IQ encrypted sensors send signals in a coded form that can only be understood by the alarm system they are connected to. This ensures that only your system can access the content of the message, keeping your sensor activity data safe and practically eliminating your system’s exposure to spoofing and replay attacks. Don’t worry, this device integrates seamlessly Surety is your connection to the award winning Alarm.com ecosystem, allowing you to use hundreds of best-in-class security and home automation devices from a single app that runs on almost anything. All that and the industry’s best customer service are why Surety is your home’s best friend. Specs & Guides Manufacturer Qolsys Part number QS1134-840 Dimensions 2.25”D x .75”H Wireless signal range 600ft (200M) in open air Signals Alarm, alarm restore, tamper, tamper restore, low battery Transmitter frequency 319.5 MHz Wireless Protocol S-Line Supervisory keep-alive interval 70 minutes RF Peak field strength Typical 36000 uV/m at 3m Operating Temperature -10C~50C Relative Humidity 5-95% Non-Condensing Storage Temperature -40 – 80C Battery 3V CR2 (x1) Product Guides IQ Recessed Door Installation Guide S-Line Sensor Programming Guide Plan Compatibility Security Alarm & Automation Automate Alarm Home Cameras Only View Cam Cam Plus Alarm, Automation & Cameras Protect Complete Support Why isn’t my sensor working? If you’ve installed the larger side of the sensor in a metal door the wireless signal will not work. Put the large side in the door frame. Still have questions? We’ve got answers! The Surety support forum is the #1 resource for answers to all your questions about setting up and using the thermostat. Find Answers