The IQ Glass adds an extra level of perimeter defense to your door and window sensors. Triggered by the pitch and frequency of breaking glass, this glassbreak features pattern-recognition technology for superior detection and false alarm immunity.

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    5 Articles
    QS1431-840 Glassbreak Detector Guide

    Get started with your new QS1431-840 Glassbreak Sensor.

    How to Program the QS1431-840 to the IQ Panel 2

    Learn how to connect the QS1431-840 Glassbreak Sensor to the IQ Panel 2 with this step-by-step guide.

    QS1431-840—Battery Replacement

    View instructions for replacing your glassbreak detector's batteries.

    QS1431-840—Tamper Error

    Learn how to fix a QS1231-840 Glassbreak Sensor error.

    QS1431-840—Resolving a Malfunction

    View instructions for resolving a sensor malfunction.