The Interra iX2 Secure KNX Touch Panel (ITR332) is a 2-inch wall-mounted room controller with KNX Secure communication, capacitive TFT touch, and integrated environmental sensing. Order as ITR332-1801 (black) or ITR332-1802 (white).

Built-in temperature, humidity, brightness, and air-quality (AQI) sensors support automated comfort, standby/economy programs, and display of indoor conditions. Thermostat functions include 2-point, continuous, and PWM control for heating and cooling; air conditioning is supported via KNX AC gateways. Touch keys use RGB LED feedback; a blue navigation LED acts as a night light. All iX2 models share one ETS product database for efficient commissioning.

Key Features — 2″ Secure Room Controller

• 2″ TFT touch display with adjustable backlight and LED intensity.
• KNX Secure bus interface for encrypted building networks.
• Up to 64 scenes; switching, dimming, shutter/blind, and step switching.
• Weekly time programs with Comfort, Standby, Economy, and Protection modes.
• Configurable external inputs (analog or digital via ETS).

At a Glance

Specification	Detail
Display	2″ TFT LCD touch
Bus	KNX Secure
Sensors	Temperature, humidity, brightness, AQI
Order codes	ITR332-1801 (black) · ITR332-1802 (white)
Configuration	ETS (shared iX2 database)

Full ratings are listed under Technical Specifications. Datasheet, product manual, ETS database, CAD, and certificates are under Downloads.

Order Codes — Finish Variants

Finish	Order code
Black	ITR332-1801
White	ITR332-1802

Applications and KNX Integration

• Hotel guest rooms: Compact secure interface beside beds and entrances.
• Larger UI in same project: iX3 4″ panel or iX4 in living areas.
• Wall switches: iSwitch+ Aluminium for matching metal finishes.
• Occupancy logic: ITR415 presence sensor for ceiling automation.

Choosing Interra Touch Panels

iX2 Secure fits tight back boxes where a 4″ panel is not possible but KNX Secure and AQI are required. For standard KNX (non-Secure) 4″ IPS displays, see iX3.