QS1431-840—Tamper Error

A tamper error occurs when the panel is reading that the sensor’s cover is not attached properly. To address the tamper error on your QS1431-840 glass break sensor, follow the instructions below.

Step-by-Step Instructions:

1. Press the tab on the top edge of the device.

2. Pull the cover towards you, flipping the cover downward.

3. Flip the sensor upwards and press to close, ensuring the bottom tab snaps into place.