Lutron 9904 CO2-SD Indoor Air Quality Monitor, 0 to 6,000 ppm x 1 ppm

The Lutron CO2-9904SD is a versatile CO₂, humidity, and temperature meter designed for precise environmental monitoring. With datalogging capabilities on an SD card and RS232/USB connectivity, it provides real-time data analysis and easy integration with computer systems. Its compact design makes it suitable for use in laboratories, greenhouses, production areas, and indoor air quality monitoring applications.

Key Features:

• CO₂ Measurement:

  • Range: 0 to 6,000 ppm
  • Resolution: 1 ppm

• Humidity Measurement:

  • Range: 10% to 95% RH

• Temperature Measurement:

  • Range: 0 to 50.0 °C
  • Unit Selection: °C / °F

• Additional Functions:

  • Dew Point and Wet Bulb Temperature measurement

• Realtime Datalogger:

  • SD Card Support: Stores data directly on an SD card for easy retrieval.
  • Adjustable Sampling Time: From 2 seconds to 8 hours, enabling long-term monitoring.

• PC Connectivity:

  • RS232/USB Interface for seamless data transfer to a computer.

• Alarm Setting with Beeper:

  • User-defined alarm thresholds for critical CO₂ levels with sound alerts.

Specifications:

• CO₂ Range: 0 to 6,000 ppm
• Humidity Range: 10% to 95% RH
• Temperature Range: 0 to 50.0 °C
• Connectivity: RS232/USB interface for computer integration
• Storage: Datalogging on SD card with adjustable sampling time (2 seconds to 8 hours)
• Alarm: Configurable alarm settings with beeper sound