Gravity: I2C Oxygen O2 Sensor for Arduino, ESP32 & Raspberry Pi

The Gravity: Electrochemical O Sensor is a compact, high-sensitivity O2 sensor module designed for accurate ambient oxygen detection. With its reliable I2C interface, wide voltage support (3.3V5.5V), and anti-interference stability, this oxygen sensor is ideal for air quality monitoring, portable environmental devices, and smart agriculture applications.

Key Features

• Electrochemical O Detection: This O2 sensor measures oxygen levels from 025%Vol, with 0.15% resolution.

• I2C Digital Output: An easy-to-integrate Arduino oxygen sensor compatible with Arduino, ESP32, and Raspberry Pi.

• Wide Voltage Compatibility: The oxygen sensor supports both 3.3V and 5V systems, ideal for cross-platform projects.

• High Stability: This O2 sensor features <2% signal drift per month for reliable long-term readings.

• Fast Response: The O2 sensor reacts in 15 seconds, ensuring real-time monitoring performance.

• Durable Design: This O2 sensor operates in -20C to 50C and 099%RH, with a >2 year lifetime in air.

Technical Specifications

• Gas Type: Oxygen (O)

• Detection Range: 025%Vol (Max Limit: 30%Vol)

• Resolution: 0.15%Vol

• Sensitivity: (0.100.05) mA (in air)

• Repeatability: <2%

• Stability: <2% per month

• Response Time: 15s

• Operating Voltage: 3.35.5V DC

• Output Signal: I2C

• Temperature Range: -20C to 50C

• Humidity Range: 099%RH (non-condensing)

• Pressure Range: 101kPa 10%

• Lifetime: >2 years (in air)

• Dimensions: 37 x 27 x 24.5 mm

• Weight: 0.037kg

Comparison Table

Shipping List

• 1 Gravity: Electrochemical Oxygen / O Sensor (025%Vol, I2C)

• 1 Gravity-4pin I2C Cable

• 4 M310 Nylon Post

• 8 M35 Screws

Reference

Product wiki

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