Installed in the climate zone.

Applications
Ventilation control in residential rooms, offices, classrooms, cinemas, etc.

Features 
• Measurement range CO2: 0…2,000 ppm / temperature: 0…50 °C / 30…120 °F 
• Measurement technique: infrared (NDIR) with automatic calibration 
• Accuracy: ±30 ppm 
• Power supply: 16…29 VDC/AC 
• Output 1 (0…2,000 ppm): 0/2…10 VDC or 0/4…20 mA 
• Output 2 (0…50 °C): 0/2…10 VDC or 0/4…20 mA 
• Range of application: 0…50 °C (30…120 °F) / 0…95 %RH 
• Maintenance: not necessary 
• Lifetime: >15 years