The Interra ITR403-1001 is a KNX smoke and heat detector for residential and light-commercial fire/heat signalling on the bus. It supports smoke and temperature-related alarm objects for visualisation, sirens, and HVAC shutdown logic.

Key Features

• Smoke + heat: Dual sensing for room fire detection projects.
• KNX S-mode: ETS application for alarm, status, and test objects.
• Safety layer: Pair with flood and presence sensors for multi-hazard rooms.

At a Glance

Specification	Detail
Order code	ITR403-1001
Product type	KNX Smoke and Heat Detector
Brand	Interra
Bus / system	KNX / Interra ecosystem
Configuration	ETS (S-mode) where applicable