CF1 Series CO2 measurement transducers


The CF1 series is the latest development in quality performance CO2 measurement transducers with integrated humidity and temperature measurement. The unit has the proven Hygromer® IN1 sensor, and an unrivaled performance. Its elegant design fits in perfectly in offices, schools, public buildings, etc. With the Rotronic SW21/HW4 software, altering the scaling is a simple matter, and the measurement transducer can be adjusted and calibrated in the humidity and CO2 ranges.


  • Measures CO2, relative humidity, and temperature
  • Hygromer® IN-1 humidity sensor
  • Adjustable at 35 %RH or 80 %RH
  • Scalable analog voltage or current outputs
  • Single-relay output
  • Small size
  • Compatible with HW4 software
  • Three programmable LEDs
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