Temperature/CO2 Sensor Mounting Location Wall Mount Air Quality Measurement CO2 Temperature CO2 Accuracy +/-40 ppm + 2 Percent of MV Sensing Element Type Platinum Loop Resistance 1 000 ohms Power Required 24V AC/DC Output 0 to 10V 4 to 20mA Display Type None Minimum Operating Temperature 32 Degrees F Maximum Operating Temperature 122 Degrees F Compatible Building Automation Protocols BACnet IP BACnet MS/TP