The SCD30 Air Quality Sensor Module provides CO2 concentration measurement together with relative humidity and temperature sensing in a compact plastic module. It is designed for reliable indoor air quality monitoring, process control, and data logging. Key features and benefits - Measures CO2, relative humidity and temperature with a single compact module - Plastic enclosure offers durable, lightweight housing for embedded projects - I2C interface enables straightforward integration with microcontrollers and single-board computers - Modbus functionality supports industrial systems and PLC-based configurations - PWMP support for PWM-based control or signaling - Real-time readings support proactive ventilation, comfort and safety decisions - Small, versatile form factor suitable for tight enclosures and compact devices Use scenarios - Office or classroom IAQ monitoring to maintain healthy CO2 levels and trigger ventilation when needed - Smart building HVAC integration and environmental dashboards via I2C or Modbus - Industrial environments or greenhouses requiring CO2 and environmental monitoring with PLC or MCU control