Greystone CDD4B100T7R Room, CO2, NDIR dual beam, c/w analog outputs, concealed LCD display, 10,000 ohm type 3 thermistor and relay

Greystone CDD4B100T7R Room, CO2, NDIR dual beam, c/w analog outputs, concealed LCD display, 10,000 ohm type 3 thermistor and relay. The CDD4B1 Series features highly accurate NDIR sensor in low profile enclosure for room applications monitoring Carbon Dioxide levels