CHTDTB2VX

Carbon Dioxide (CO2), Humidity & Temperature Transmitter, Duct, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Voltage 0-5 Vdc, 0-10 Vdc, field selectable, No relay https://downloads.greystoneenergy.com/Website%20Documents/CHT/PS-CHTDTXXX.pdf https://downloads.greystoneenergy.com/Install%20Notes/IN-GE-CHTDTXXX.pdf