ELSNER 70803 Cala Touch KNX T 3.x CH- jet black RAL 9005 Room controller with temperature sensor

<p/the ELSNER 70803 product, called Cala Touch KNX T 3.x CH, is a room controller designed for the KNX bus system. This device features a color touch display with a diagonal of 2.3 inches (59 mm) and a resolution of 320 x 240 pixels.

General Characteristics

The controller has an elegant design with a housing made of glass, plastic and metal, available in the colors RAL 9010 (white) and RAL 9005 (black) [5>.

• Dimensions: 60 mm x 60 mm with a mounting depth of at least 10 mm
• Weight: about 70 grams
• Operating ambient temperature: 0°C to +45°C
• Ambient humidity (non-condensing): 5% to 95%
• Storage temperature: -25°C to +70°C
• Overvoltage category: III
• Pollution degree: 2
• Protection class: IP20

Characteristics of the KNX Bus

The Cala Touch KNX T 3.x CH uses the TP1-256 medium and works in S-Mode mode. It supports up to 2000 group addresses and 2000 assignments. The device communicates through 471/433/379 communication objects and operates with a nominal voltage of 30V DC SELV, with a current consumption of ≤ 22mA [4>.

• KNX connector with insert terminal: conductor diameter Ø 0.8 mm, sheath length 5 mm
• Data recovery time after bus voltage is restored: about 5 seconds

Inputs and Sensors

The controller has 4 inputs, which can be used for analog and digital sensors. Supported sensors include:

• T-NTC temperature sensor (no. 30516): measurement range -40°C to +80°C
• Maximum cable length for T-NTC and digital inputs: 3 m/10 m
• CO2 measurement: range 400-5000 ppm
• Humidity measurement: range 0-100%
• Temperature measurement: range -5°C to +60°C

This device is ideal for controlling lighting, temperature and humidity, offering a complete and integrated management of the indoor environment through the KNX system.