MT/U 2.12.2 KNX Security Terminal Manual

This document describes the ABB i-bus KNX Security Terminal MT/U 2.12.2, a 2-fold flush-mounted device used as an interface between security sensors and the KNX system. It features two monitoring zones for passive detectors like magnetic contacts and glass break sensors, requires a 12V DC SELV auxiliary power supply, and includes relay outputs for autonomous alarm logic or integration with a Security Module or Intrusion Alarm Panel.