The 7515 is a cost-effective IAQ meter for carbon dioxide (CO2) measurements.

TSI IAQ-Calc™ Indoor Air Quality Meter 7515 include:

  • Measures carbon dioxide (CO2), temperature, relative humidity, and dew point temperature
  • Calculates ventilation rates using CO2 concentrations
  • User-selectable data logging time intervals (from 1 second to 1 hour)
  • Large, easy-to-read backlit display
  • User-selectable audible and visual CO2 alarms
  • Built-in USB port for easy data download to a PC
  • Optional IAQ-Link™ software for advanced analysis and reporting of IAQ data
  • Optional CO2 IR connectivity kit for remote monitoring and data logging of CO2 levels in real-time
  • Long battery life (up to 20 hours) with low battery indicator