The Busch Room Air Sensor CO2, model 1091 U, is a highly advanced carbon dioxide detector designed for monitoring and controlling indoor air quality. It allows for precise regulation of fresh air supply by displaying values for carbon dioxide, humidity, temperature, and air pressure. With an adjustable range for carbon dioxide from 800 ppm to 1500 ppm and humidity from 40% to 95%, this sensor offers flexible adaptation to different room conditions. The sensor is equipped with two potential-free relay contacts, enabling easy integration into existing systems. It is designed for flush mounting, ensuring an aesthetic and space-saving installation. The Busch Room Air Sensor is compatible with various central plates and can be used in different applications to promote a healthy indoor climate.

• Display for carbon dioxide, humidity, temperature, and air pressure
• Adjustable values for carbon dioxide and humidity
• Two potential-free relay contacts for easy integration
• Flush mounting for an aesthetic installation
• Compatible with various central plates and systems.