Senseair K33 ICB


Senseair K33 ICB is targeted on bi o applications with required measurement range 0 to up to 30%vol CO2.Senseair K33 ICB can be supplied in diffusion modification with (Senseair K33 ICB F) or without tube IN/OUT. The module is as all other sensors from Senseair designed for high volume production with full traceability by sensor serial number on all manufacturing processes and key components.

Standard specification

  • Measured gas : Carbon dioxide (CO2)
  • Operating principle : Non-dispersive infrared (NDIR)
  • Measurement range : 0–30%vol
  • Accuracy : ±0.5%vol ±3% of measured value
  • Dimensions (L x W x H) : 51 x 57 x 14mm
  • Life expectancy : >15 years
  • Operation temp. range : 0–50°C
  • Operation humidity range : 0–95%RH (non-condensing)
  • Power supply : 5–14VDC max rating, stabilised to within 10% (on board protection circuits)
  • Power consumption : 40mA average <200mA average during IR lamp ON (120ms) <250mA peak power during IR lamp start-up (the first 50ms)
  • Communication : I2C, UART (Modbus protocol)