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Sensirion SCD40 CO2 concentration, humidity and temperature sensor
The Symbol :
LANKON-046
This sensor builds on the photoacoustic sensing principle. Sensor board is equipped with an I2C interface.
132.84
132.84
132.84
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This sensor builds on the photoacoustic sensing principle.
Sensor board is equipped with an I2C interface.
Technical parameters:
- Supply voltage DC: 2.4÷5.5V (typical is 3,3V or 5V)
- Peak supply current: 175mA
- maximal I2C wire connection: 0.5m
- maximal 1 wire connection: 5m for one sensor, 1m each for 3 sensors
- tile dimensions: 20 x 50 mm
CO2 output range: 0÷40000ppm
- measurement accuracy: 400ppm ÷ 2000ppm ±(50 ppm + 5% of reading)
- Repeatability: ±10ppm
- Response time: 60s
Humidity measurement range: 0 ÷ 100 %RH
- Accuracy (typ. +15°C ÷ +35 °C, 20 ÷ 65 %RH): ±6 %RH
- Accuracy (-10 ÷ +60°C, 0 ÷ 100 %RH): ±9 %RH
- Repeatability: ±0.4 %RH
- Response time: 90s
Temperature measurement range: -10 ÷ +60°C
- Accuracy (typ. +15 ÷ +35°C): ±0.8°C
- Accuracy (-10 ÷ +60°C): ±1.5°C
- Repeatability: ±0.1°C
- Response: 120s
Connection to LAN Controller v3.5 - firmware 1.50 or above is demand.
When connecting via the I2C interface, select the option with this sensor on the "I2C and 1Wire sensors" page. As a result, the readings from the sensor will be available in the fields T1, H1, CO2.