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Sensirion SCD40-D-R1, CO₂ Gas Detection Sensor, I²C Output, Integrated Temp & Humidity, 2.4~5.5 VDC, SCD4x Series, Range: 0~40 000 ppm
The Sensirion SCD40-D-R1, CO₂ Gas Detection Sensor, I²C Output, Integrated Temp & Humidity, 2.4~5.5 VDC, SCD4x Series, Range: 0~40 000 ppm by SENSIRION is a mid-range gas sensors designed for everyday users. It features Model No. / Name: SCD40 D R1 and Item Type: Sensor Module.
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About This Product
The Sensirion SCD40-D-R1, CO₂ Gas Detection Sensor, I²C Output, Integrated Temp & Humidity, 2.4~5.5 VDC, SCD4x Series, Range: 0~40 000 ppm by SENSIRION is a mid-range gas sensors designed for everyday users. It delivers reliable performance at an accessible price.
Key Specifications
- Model No. / Name: SCD40 D R1
- Item Type: Sensor Module
- Voltage Rating: 2.4 –5.5 — works with standard household power
- Operating Temperature (°C): 15–35 °C
- Max Current (A): 2.8–3.5
- Length (mm): 10.1
- Width (mm): 10.1
- Weight (g): 05.
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Features:
- Photoacoustic NDIR sensing with patented PA Sens® for reliable CO₂ measurement
- Compact SMD package (10.1 × 10.1 × 6.5 mm³), reflow solderable
- Integrated humidity & temperature sensors using CMO Sens®
- Digital I²C interface for easy microcontroller integration
- Multiple accuracy classes (SCD40, SCD41, SCD43) for flexible application compatibility
- Low power operation with periodic and single-shot measurement modes
- Self-calibration (ASC) and long lifespan (>10 years) with minimal maintenance
