CL11 – Indoor air quality meter and data logger for Carbon dioxide (CO₂), relative humidity, and temperature.

The CL11 is a benchtop display unit designed as an inexpensive multiple parameter meter that simultaneously measures and records CO2, humidity, and temperature. It is equipped with the field-tested ROTRONIC HYGROMER® IN-1 humidity sensor, offering exceptional value for money.

The instrument includes 40,000 data point memory capacity for CO2, humidity, and temperature values with maximum, minimum, and average values displayed. It features adjustable audible and visual CO2 alarms and optional external temperature probe capability. Using the ROTRONIC software package SW21, the device can be easily configured to record as required, with data downloaded, saved, and analyzed.

Key Features: Measures and logs CO2, relative humidity, and temperature ROTRONIC HYGROMER® IN-1 humidity sensor 40,000 data point memory for CO2, humidity, and temperature values Maximum, minimum, and average values displayed Adjustable audible and visual CO2 alarm Optional external temperature probe Includes software for configuration and data download