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QTrak Model 7575

Lightweight, durable and accurate the TSI Q-TRAK has become an industry standard for indoor air quality assessments. Equipped with the standard 982 probe the Q-TRAK measures CO, CO2, temperature, and relative humidity.

The Q-TRAK can be utilized for spot measurements, sample screening, or the use of data-logging capabilities for short term to long-term monitoring projects.

  • Carbon Monoxide (CO) range: 0 to 500 ppm
  • Carbon Dioxide (CO2) range: 0 to 5000 ppm
  • Temperature range: 0 to 60 deg C
  • Relative humidity range: 0 to 95% RH


  • Rugged, lightweight and accurate assessment tool
  • Displays up to 5 measurements simultaneously
  • User-selectable logging intervals and start/stop times
  • Store up to 38.9 days of data collected at one-minute log intervals
  • Uses standard AA-size alkaline batteries.

Companion accessories for IAQ assessments & investigations:


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