The Interra ITR901-1102 is a KNX Line Coupler Secure that couples main and line areas with telegram filtering and KNX Secure capabilities. Use it to structure TP topologies and limit broadcast traffic between lines.

Key Features

• Line / area coupling: Hierarchical KNX TP networking.
• Secure variant: Designed for KNX Secure projects.
• Filter tables: Group and physically addressed telegram filtering via ETS.

At a Glance

Specification	Detail
Order code	ITR901-1102
Product type	KNX Line Coupler Secure
Brand	Interra
Bus / system	KNX (TP) / related Interra infrastructure
Configuration	ETS (S-mode) where applicable