Description:

The DFRobot Gravity Infrared CO2 Sensor for Arduino (400-5000 ppm) provides a cutting-edge solution for precise carbon dioxide concentration monitoring. Built upon reliable Non-Dispersive Infrared (NDIR) technology, this sensor boasts excellent selectivity and operates independently of oxygen levels. With a wide measurement range of 400 to 5000 ppm and an impressive lifespan of up to 5 years, it’s ideal for long-term deployments. This high-performance sensor is engineered with mature infrared absorption gas detection, a precision optical circuit, and sophisticated circuit design, resulting in superior sensitivity, high resolution, minimal power consumption, fast response, and robust resistance to water vapor interference and poisoning, all while maintaining exceptional stability.

Specifications:

• Detection Gas: Carbon Dioxide (CO2)
• Power Supply: 5.00.1V DC
• Average Current: 40mA@5V
• Peak Current: 125@5V
• Output Signal: PWM
• Preheat: 1min
• Response Time: T90 120s
• Working Temperature: -1050
• Working Humidity: 095%RH (non-condensing)
• Detection Range: 4005000 ppm
• Resolution: 1ppm
• Accuracy: (50ppm+5% rdg)
• Dimension: 6937mm/2.721.46

Features:

• Waterproof and anti-corrosion design ensures reliable operation in challenging environments.
• High sensitivity for accurate detection of even small changes in CO2 levels.
• Low power consumption for extended use in battery-powered applications.
• Excellent stability ensures consistent and trustworthy readings over time.
• Integrated temperature compensation maintains measurement accuracy despite temperature fluctuations.
• Excellent linear output simplifies calibration and data interpretation.
• High cycle life guarantees durability and extended operational lifespan.
• Anti-water vapor interference ensures accurate readings in humid conditions.
• No poisoning, ensuring long-term sensor integrity and user safety.

Documents:

Product Wiki

Projects:

Project 1: Making An Indoor Air Quality Monitor With A DFRobot CO2 Sensor

Project 2: How to Interface a Gravity Infrared CO2 Sensor with Arduino to Measure Carbon Dioxide in PPM

Package Included:

1 x DFRobot Gravity PWM Infrared CO2 Sensor (400 to 5000 ppm)