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your questions - our answers!

What kind of measurement principle is used in BCP-CO2 sensors?

The sensor contains an infrared (IR) source of radiation, a detector and the evaluation electronics. The IR light beam is reflected by the gas filled measurement adapter and the light which is weakened by the analyses gas is measured by the detector.

Does the sensor show interferences with other gases?

No, the BCP-CO2 doesn´t show any interference.