2-Wire Heat Detectors Frequently Asked Questions

What is a Heat Detector?
If you have a room where a standard smoke detector might cause a false fire alarm, you might use a heat detector instead. Learn what heat detectors are and how they work.
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Where Should I Install a Heat Detector?
Certain areas of the home are better-suited for heat sensors than smoke sensors. Using heat sensors instead of smoke sensors can prevent false alarms. Learn about heat detectors.
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Smoke Detector vs. Heat Detector
A smoke detector responds to the presence of smoke. A heat detector responds to unusually high temperatures. Both indicate that there is a fire. Learn about fire-safety products.
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Why Is The 2-Wire Smoke Zone On My Hardwire 16-F Not Working Correctly?
A 2-wire smoke must be wired correctly at Zone 16 to work with the Hardwire 16-F. The zone must be recognized as a Normally Closed zone. Learn to troubleshoot your 2-wire smoke.
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How Do I Properly Add a 2-Wire Smoke Zone to My Qolsys Hardwire 16-F?
When adding a 2-wire smoke detector to a Qolsys Hardwire 16-F, you must wire the zone before trying to learn it with the panel. Learn how to add a 2-wire smoke to a Hardwire 16-F.
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How Do I Know Whether to Use 2-Wire or 4-Wire Smoke Detectors?
The typical DIY user will want to use 2-wire smokes since they are easier to install. But 4-wire smokes offer greater flexibility in choosing a zone. Learn about smoke detectors.
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