• Sensirion SCD40 - CO2 concentration, humidity and temperature sensor

The Symbol : 95016

The sensor determines carbon dioxide levels using newly developed photo-acoustic technology. Integrated cable with RJ12 plug facilitates direct connection to Lan Controller.

121.77 -30% 84.87
121.77 -30% 84.87
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The sensor determines carbon dioxide levels using newly developed photo-acoustic technology.

Integrated cable with RJ12 plug facilitates direct connection to Lan Controller.

Technical specifications

Supply voltage 2.4 ÷ 5.5 V DC (typically 3.3 V or 5 V)
Peak supply current 175 mA
Connector RJ12
Cable length 28 cm
Dimensions 59 x 27 x 13 mm
CO2 sensing performance
  • Output range: 0 ÷ 40000 ppm
  • Measurement range: 400 ÷ 2000 ppm
  • Measurement accuracy: ±(50 ppm + 5%) (in the range of 400 ÷ 2000 ppm)
  • Measurement repeatability: ±10 ppm
  • Response time: 60 s.
Humidity sensing performance
  • Measurement range: 0 ÷ 100 % RH
  • Measurement accuracy:
    • ±6 % RH (+15°C ÷ +35°C, 20 ÷ 65 % RH)
    • ±9 % RH (–10°C ÷ +60°C, 0 ÷ 100 % RH)
  • Measurement repeatability: ±0.4 % RH
  • Response time: 90 s.
Temperature sensing performance
  • Measurement range: –10°C to +60°C
  • Measurement accuracy:
    • ±0.8°C (+15°C ÷ +35°C)
    • ±1.5°C (–10°C ÷ +60°C)
  • Measurement repeatability: ±0.1°C
  • Response time: 120 s.

LK4
LK4mini
LK3.9
LAN  Controller v3.5 - from firmware 1,57

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