CDDTB1R20

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, Non-Dispersive Infrared (NDIR), diffusion sampling, 0-2000 ppm, Relay, 20,000 Ohm, NTC Thermistor, ?0.2?C https://downloads.greystoneenergy.com/Submittals/PS-CDDTXXX.pdf https://downloads.greystoneenergy.com/Install%20Notes/IN-GE-CDDTXXX.pdf