Introduction
This is a sensor that detects oxygen / O2 concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of oxygen / O2 in the environment. Can be widely applied to fields like portable devices, air quality monitoring devices, industries, mines, warehouses, and other spaces where the air is not easy to circulate.

The probe adopts the electrochemical principle, has the characteristics of strong anti-interference ability, high stability, high sensitivity, etc., and the service life is as long as two years. The sensor has 32 modifiable I2C addresses, an integrated temperature compensation algorithm, and a threshold alarm function, It has good compatibility with mainstream main control devices such as Arduino, ESP32, and Raspberry Pi. The easy-to-use Gravity interface, coupled with our sample code, can quickly build an oxygen / O2 concentration detector.

DFRobot has introduced 12 gas detection sensors in this series, CO, O2, NH3, H2S, NO2, HCL, H2, PH3, SO2, O3, CL2, HF, which are used in exactly the same way and data format, so you can combine them according to your needs.

Features
  • Strong anti-interference ability
  • High stability
  • High sensitivity

Applications
  • Air quality monitoring device
  • Mining air detection
  • Environmental protection
  • Smart Farming

Specification
  • Detection Gas: Oxygen (O2)
  • Detection range: 0~25%Vol
  • Working Voltage: 3.3~5.5V DC
  • Working Current: <5mA
  • Output Signal: I2C, UART (0~3V), analog voltage
  • Working Temperature: -20~50℃
  • Working Humidity: 15~90%RH (non-condensing)
  • Storage Temperature: -20~50℃
  • Storage Humidity: 15~90%RH (non-condensing)
  • Lifespan: >2 years (in the air)
  • Adapter Plate Size: 37*32mm
  • Compatibility: Arduino, ESP32, Raspberry pi

Documents

Shipping List
  • Gravity: Oxygen / O2 Signal Conversion Board x1
  • Oxygen / O2 sensor probe x1
  • Gravity - 4pin Cable x1
Specification
Accuracy <2%/Month
Baud Rate 115200 bps
Connector Gravity
Output I2C、UART、Analog
Resolution 101kPa±10%
Power 3.3~5.5V DC
Range Output 0~25%Vol

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Gravity: Factory Calibrated Electrochemical Oxygen / O2 Sensor (0-25%Vol, I2C & UART)

  • Brand: DFROBOT
  • Product Code: SEN0465
  • Availability: In Stock
  • $1,440,000.00

  • Ex Tax: $1,440,000.00

Tags: electrochemical oxygen sensor, sensor oksigen, oxygen sensor, factory oxygen sensor

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