SEN0321 DFRobot Ozone Sensor

The sen0321 sensor platform allows you to use your DFRobot (product wiki, DFRobot_) ozone sensors with ESPHome. The sensor is used in automatic mode where the sensor actively updates its measurements every 2 seconds. I²C is required to be set up in your configuration for this sensor to work.

# Example configuration entry
sensor:
  - platform: sen0321
    name: "Ozone Sensor"
    address: 0x73
    update_interval: 60s

Configuration variables

• All options from Sensor.

• address (Optional, int): Manually specify the I²C address of the sensor. Defaults to 0x73. Sensor can be configured to 0x70, 0x71, 0x72, or 0x73 using jumpers on the board.

• update_interval (Optional, Time): The interval to check the sensor. Defaults to 60s.

See Also

• Sensor Filters
• API Reference
• DFRobot SEN0321 Library by DFRobot