CD2RMCV20RSXXX

Room Carbon Dioxide Sensor, 0-2,000 ppm, Viewable LCD, 20,000 Ohm, NTC Thermistor, ?0.2 C, Adjustable relay, Override switch, None https://downloads.greystoneenergy.com/Submittals/PS-CD2RMCXXX.pdf https://downloads.greystoneenergy.com/Install%20Notes/IN-GE-CD2RMCXXX.pdf