Wired Combination CO/Smoke Detector Interface Modules Frequently Asked Questions

How Do I Wire and Use a COSMO-2W Combination Smoke/CO Detector?
Wiring a COSMO-2W is very similar to using a 4-wire smoke. The COSMO-2W connects to a COSMOD-2W. The COSMOD-2W then connects to the panel. Learn to use the COSMO-2W.
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What is a Smoke/Heat Combination Detector Called?
A sensor that features both smoke and heat detection capabilities is simply called a "smoke and heat detector". Learn about smoke and heat detectors.
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How Do I Reset the Fire Alarm on My Security System?
In most cases, disarming the system twice will reset the fire alarm and clear the display. The smoke detector must be free of smoke when doing this. Learn to reset the fire alarm.
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How Does a Fire Detector Work?
There are two primary methods for detecting a fire. These are through either smoke detection and heat detection. For that reason, a "fire detector" is more commonly referred to as a "smoke detector" or a "heat detector". There are also combo smoke and heat sensors. Learn more about these devices.
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