Description
Description
The DFRobot Gravity I2C Oxygen Sensor is an electrochemical sensor designed for accurate ambient oxygen concentration measurement. It supports I2C digital output and operates within a 3.35.5V DC range, making it compatible with Arduino, ESP32, and Raspberry Pi platforms. The sensor provides stable performance with a 025% Vol measurement range, 0.15% Vol resolution, and 15 s response time. Designed for reliability, it offers high anti-interference capability and over 2 years service life in air. Ideal for air quality monitoring systems, portable detection devices, and industrial safety applications.
Features
- Electrochemical oxygen sensing technology
- I2C digital output interface
- 025% Vol effective measurement range
- 0.15% Vol resolution
- 15 s response time
- High anti-interference performance
- 3.35.5V DC operating voltage
- Stability <2% per month
- Repeatability <2%
- Wide humidity tolerance 099% RH
- Operating temperature 20 to 50C
- Service life >2 years in air
- Gravity interface for plug-and-play integration
Specifications
- Detection Gas: Oxygen
- Operating Voltage: 3.35.5V DC
- Output Signal: I2C Digital Output
- Measurement Range: 025% Vol
- Maximum Measurement Limit: 30% Vol
- Resolution: 0.15% Vol
- Sensitivity: (0.10 0.05) mA in Air
- Stability: <2% per Month
- Repeatability: <2%
- Response Time: 15 s
- Operating Temperature: 20 to 50C
- Operating Humidity: 099% RH Non-Condensing
- Pressure Range: Standard Atmospheric 10%
- Lifetime: >2 Years in Air
- Dimensions: 37 27 24.5 mm
- Weight: 37 g
- Compatibility: Arduino, ESP32, Raspberry Pi
Links
- DFRobot Gravity I2C Oxygen Sensor Datasheet
- Product wiki
- More Documents
Tutorials
- DFRobot_OxygenSensor Library
- DFRobot_OxygenSensor Tutorial
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