Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, No Relay, 100 Ohm, Platinum, IEC 751, 385 Alpha, thin film

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, No Relay, No Sensor Option

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Relay, 10,000 O NTC Thermistor, ±0.2 C

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Relay, 10,000 Ohm, Type 2, NTC Thermistor, ±0.2°C

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Relay, 20,000 Ohm, NTC Thermistor, ±0.2°C

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Relay, 10,000 Ohm, Type 3, NTC Thermistor, ±0.2°C c/w 11K shunt resistor

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Relay, 1000 Ohm, Nickel, Class B, DIN 43760

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Relay, 1000 Ohm, Platinum, IEC 751, 385 Alpha, thin film

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Relay, 2.25K Ohm, NTC Thermistor, ±0.2°C

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Relay, 10,000 Ohm, Type 3, NTC Thermistor, ±0.2°C

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Relay, 3000 Ohm, NTC Thermistor, ±0.2°C

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Relay, 1801 Ohm, NTC Thermistor, ±0.2°C

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Relay, 100 Ohm, Platinum, IEC 751, 385 Alpha, thin film

Duct Carbon Dioxide (CO2) Transmitter, Polycarbonate with hinged and gasketed cover, NDIR, diffusion sampling, 0-20,000 ppm, adjustable, Relay, No Sensor Option

Room Carbon Dioxide Detector, 0-20,000 ppm, Temperature & Humidity, 0-5 or 0-10 Vdc, Viewable LCD, Exposed push button momentary switch - N.O.

Room Carbon Dioxide Detector, 0-20,000 ppm, Temperature & Humidity, 0-5 or 0-10 Vdc, Viewable LCD, Relay Output, Exposed push button momentary switch - N.O.

Room Carbon Dioxide Detector, 0-20,000 ppm, Temperature & Humidity, 0-5 or 0-10 Vdc, Viewable LCD, Relay Output

Room Carbon Dioxide Detector, 0-20,000 ppm, Temperature & Humidity, 0-5 or 0-10 Vdc, Viewable LCD, Linear slide pot for set point control, Exposed push button momentary switch - N.O.

Room Carbon Dioxide Detector, 0-20,000 ppm, Temperature & Humidity, 0-5 or 0-10 Vdc, Viewable LCD, Linear slide pot for set point control, Relay Output, Exposed push button momentary switch - N.O.

Room Carbon Dioxide Detector, 0-20,000 ppm, Temperature & Humidity, 0-5 or 0-10 Vdc, Viewable LCD, Linear slide pot for set point control, Relay Output