The IQ Smoke connects to your IQ Panel and is monitored 24/7, whether your system is armed or not. The IQ Smoke detects the presence of smoke using photoelectric smoke-sensing technology and can also sense a rapid rise in heat that can come from a fire, even if there is no smoke.

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    4 Articles
    QS5110-840 Smoke Detector Guide

    Get started with your new smoke detector.

    QS5110-840—Battery Replacement

    View instructions for replacing your sensor's batteries.

    QS5110-840—Resolving a Malfunction

    View instructions for resolving a sensor malfunction.

    QS5110—Tamper Error

    Learn how to fix a sensor tamper error.