Rotronic Instruments’s CL11 data logger bench top display unit is an inexpensive multimeter that simultaneously measures and records CO2, humidity and temperature. Equipped with the field-tested ROTRONIC HYGROMER® IN-1 humidity sensor.

  • Uses the ROTRONIC software package SW2.x
  • Can be easily set to record as required and data can then be downloaded, saved and analyzed
  • 40,000 data point memory for CO2, humidity and temperature values
  • Maximum, minimum and average values displayed
  • Adjustable audible and visual CO2 alarm
  • Real time clock
  • Optional external temperature probe
  • Includes software for configuration and data download
  • CL11 data logger evaluates air quality with the combined measurements of CO2, humidity, and temperature