CCD-S - RMS CO2 Probe

The Rotronic CO2 probes are ideal for office rooms and applications where the quality of room air has a big effect. Together with other measurement parameters, these probes can be integrated in RMS perfectly.


  • High-precision measurement and long-term stability
  • With ambient pressure compensation
  • Large measurement range
  • With automatic CO2 calibration
  • Compatible with RMS-Logger, RMS On-premises software and SaaS solutions


  • Open-Plan Offices
  • Classrooms
  • Shopping Centers

Accuracy @ 25 °C ±10 K, 20 – 60 %RH (after min. 3 weeks ABC) ±50ppm ±3% of read value @ 0–2000ppm
±10% of read value @ 2000–10,000ppm
Ambient pressure & temperature compensation Automatic (300 – 1100hPa)
Parameters CO2 concentration (ppm / %)
Measuring range 0…2000ppm / 5000ppm / 10'000ppm
Range of application 0…50 °C / 0…95 %RH, non-condensing
Resolution 1 ppm
Measurement principle Infrared (NDIR) with automatic calibration (ABC)
Adjustment points Factory adjustment/calibration: 1 point
Customer adjustment: max. 9 points
Medium Air and non-aggressive gases
Battery lifetime 2.7d @ 10s/60s interval (RMS wireless/LAN logger)
Warm-up time ≤300s
Response time t 63 130s @ level descending
87s @ level ascending
Current consumption 20 mA (avg.) / peak 260 mA (16 s interval)
Measurement interval 16s probe
Communication interfaces UART
Protocols Modbus RTU
Fire protection class UL94-V2
Housing Polycarbonate (housing)
Stainless steel DIN 1.4305 (nuts)
IP protection rating IP40
FDA / GAMP FDA 21 CFR part 11 / GAMP5
Dimensions Ø 32mm x 87mm
Weight 55g

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