Gravity: I2C Electrochemical Oxygen Sensor (0-100% Vol) for Arduino/Raspberry Pi / ESP32 | Plug & Play with Fast Calibration | Air Quality Monitoring

Gravity: I2C Electrochemical Oxygen Sensor (0-100% Vol) for Arduino/Raspberry Pi / ESP32 | Plug & Play with Fast Calibration | Air Quality Monitoring

[0-100% VOL WIDE RANGE DETECTION] Unlike standard 25% environmental sensors, this industrial-grade module supports a full 0-100% Vol range. It is purpose-built for high-concentration O2 monitoring in medical oxygen concentrators, diving gear, and specialized lab prototypes. [I2C DIGITAL OUTPUT & QUICK-CALIBRATION] Integrated with high-performance signal processing, this sensor provides direct digital data via I2C, eliminating the need for complex analog circuit design. It features built-in calibration algorithms that support quick single-point or double-point calibration, ensuring long-term accuracy and stability for professional IoT deployments. [PROTOTYPING & INDUSTRIAL RELIABILITY] Optimized for commercial R&D and B2B procurement, this sensor uses the original AO2 CiTiceL probe for superior anti-interference and stability. It operates reliably in challenging environments with pressures from 0.5 to 2.0 Bar, making it a dependable choice for industrial-grade integration. [PLUG-AND-PLAY GRAVITY ECOSYSTEM] Equipped with the standard Gravity 4-Pin interface, it allows for solderless connection to the controller. Fully compatible with Arduino UNO, ESP32, and Raspberry Pi, with libraries provided. [VERSATILE PROFESSIONAL APPLICATIONS] An essential component for STEM educators, IoT engineers, and medical device developers. Perfect for building oxygen alarms in confined spaces, plant photosynthesis monitors, and combustion efficiency analysis systems. Specification
Physical Quantity Detected: Oxygen concentration
Measuring Range: 0~100%
Working Voltage: 3.3～5.5V DC
Output Signal: I2C
Working Pressure Range: 0.5~2.0Bar
Operating Temperature Range: -20°C ~ +50°C
Operating Humidity Range: 0-99% RH (non-condensing)
Response Time: less than 5S
Lifespan: >2 years (in air)
Size: 32mm*27mm/1.26*1.06 inch
Mounting Hole Size: inner diameter 3.1mm(0.12 inch)/outer diameter 6mm(0.24 inch)
Compatible with Arduino, ESP32, Raspberry Pi

Shipping List
Gravity: AO2 Oxygen Sensor Signal Adapter Board x1
AO2 Oxygen Sensor Probe x1
Gravity-4Pin Cable x1
Molex 2510 - PH2.0 cable 20CM x1