ELSNER 71391 Cala KNX IL CO2 CH, pure white RAL 9010 CO2 Indica

The ELSNER 71391 product, called Cala KNX IL CO2 CH, is an air quality indicator equipped with an LED light that indicates the concentration of CO2 in the room. This device is designed to be integrated into the KNX home automation system.

Key Features

• House in glass, plastic and metal, with RAL 9010 color (white).
• Color display with dimensions 34 mm × 34 mm.
• Dimensions 60 mm × 60 mm with mounting depth ≥ 10 mm.
• Total weight about 55 g.
• Operating ambient temperature from 0 to +45°C and relative humidity from 0 to 95% (non-condensing).
• Storage temperature from -25 to +70°C.
• Overvoltage category III and degree of pollution 2.

KNX Bus Technical Specifications

• TP1-256 transmission medium.
• S-Mode configuration mode.
• 254 maximum group addresses and 254 maximum assignments.
• 115 communication objects for the Cala KNX IL CO2 CH model.
• Nominal voltage 30V DC SELV and power consumption ≤ 30mA.
• KNX connector with conductor diameter 0.6... 0.8 mm and sheathing length 5 mm.
• Data recovery time after the bus voltage resumes ≈ 5 seconds.

CO2 sensor

• Detection of CO2 concentration in the 400... 5000 ppm range.
• The LED-illuminated area can change color (green, yellow, red) to display states such as threshold violations, room occupancy, or other status messages.

Included Accessories

• 60 mm insert with LED illuminated area.
• Mounting adapter with screws.
• KNX connector.