±30 PPM or 3% of reading, whichever is higher. CO2 accuracy statement excludes standard gas used for calibration that has an accuracy of 2% and there is a potential digital to analog error of up to 1%.
Temperature Dependence:0.2% FS per °C (± 0.11% per °F).
Stability:< 2% of FS over life of sensor (15 years).
Pressure Dependence:.135% of reading per mm of Hg.
Response Time:5 s.
Warm Up Time:< 2 min (operational), 10 min (max. accuracy).
Temperature Limits::Operating: 32 to 122°F (0 to 50°C); Storage: -40 to 158°F (-40 to 70°C).
Humidity Limits:0 to 95% relative humidity, non-condensing.
Power Requirements:18 to 30 VAC RMS, 50/60 Hz, or 18 to 42 VDC, polarity protected.
Power Consumption:.7 W @ nominal voltage of 24 VAC RMS.
Sensor:Non-dispersive infrared (NDIR) absorption.
Output:Analog, 0 to 5 V or 0 to 10 V jumper selectable (100 Ω output impedance), 4 to 20 mA (RL maximum 500 Ω).
Housing:Flammability classification UL94 5VA.
Weight:European Housing: 5.44 oz (154 g); North American Housing: 6.24 oz (177 g).
Agency Approvals:CE, RoHS.
Model
Description
CDX-2E10
CO2 Ventilation Controller With Current Wiring, European Housing
CDX-2E20
CO2 Ventilation Controller With Voltage Wiring, European Housing
CDX-2W10
CO2 Ventilation Controller With Current Wiring, North American Housing
CDX-2W20
CO2 Ventilation Controller With Voltage Wiring, North American Housing