Alarm.com ADC-SEM100-CDMA Frequently Asked Questions

Is Alarm.com Compatible with Honeywell Products?
The only Honeywell Panels that can be used with the Alarm.com service are the Honeywell VISTA Panels with compatible Alarm.com System Enhancement Modules (SEMs). Learn about ADC.
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Will Alarm.Com Work on a Lyric Gateway?
The Lyric Gateway is a Honeywell Security System that is used with Total Connect 2.0. You cannot use it with the Alarm.com service. Find out why the Gateway doesn't work with ADC.
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How Long Will the Alarm Industry Support CDMA in Their Existing Installations?
Already activated CDMA communicators can continue to remain monitored and in service until Verizon shuts down their CDMA cellular network. Learn about the Verizon CDMA sunset.
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Does Alarm.com Have a Communicator That Will Work w/ Honeywell Panels?
An Alarm.com SEM Communicator will allow a Honeywell VISTA Panel to work with Alarm.com. Learn more about Alarm.com SEM Communicators and Honeywell Alarm Panels.
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Which Honeywell Panels is the SEM Compatible With?
The SEM is an Alarm.com Cellular Communication module that connects with an alarm panel's ECP bus. It works with VISTA P-Series Panels. Learn about the Alarm.com SEM.
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Can I Make Alarm.com Work w/ Honeywell Alarm Systems?
Certain Honeywell Panels support System Enhancement Modules (SEM) that will allow them to be used with Alarm.com. Learn about the Alarm.com System Enhancement Modules.
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Why Do I Get Only One Arming Notification, but Two Disarm Notifications from ADC?
If you use an SEM Communicator to connect your system with Alarm.com, you will get two disarm notifications from ADC. Learn about the Alarm.com SEM Communicators.
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How Do I Add a Z-Wave Device to My Alarm.com SEM?
First clear the device. Then put the SEM module in its Z-Wave learn mode, and activate the inclusion function on the Z-Wave device. Learn how to add a Z-Wave device to an ADC SEM.
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Can I Use a Cellular Module w/ VISTA Security Systems?
Find out if a cellular module can be used with a Vista security system
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