CO2 & temperature sensor for VAV control

• Design for real time measuring ambiance carbon dioxide and temperature.
• NDIR infrared CO2 sensor inside with special Self Calibration. It makes CO2 measurement more accurate and more reliable.
• Up to 10 years lifetime of CO2 sensor
• Provide two analog linear or PID ouput for CO2 & temp.
• 3 modes can be selected for temp. control, linear or PID or fix value modes
• 2 modes can be selected for CO2 control, linear or PID modes
• End user may easily adjust the setpoint by buttons
• The 3-color LED indicates three CO2 level ranges
• OLED screen displays CO2/Temp measurements
• RS485 communication interface with Modbus or BACnet protocol
• 24VAC/VDC power supply
• CE-approval