CDD4B101T5S

Room Carbon Dioxide Sensor, 0-20,000 ppm, Viewable LCD, 1801 Ohm, NTC Thermistor, ?0.2 C, Exposed push button momentary switch – N.O. https://downloads.greystoneenergy.com/Submittals/PS-CDD4X1XXX.pdf https://downloads.greystoneenergy.com/Install%20Notes/IN-GE-CDD4X1XXX.pdf