• TSI IAQ-Calc Air Quality Meter 7545

TSI Alnor IAQ-Calc Air Quality Meter 7545

$2,765.00 $2,488.50
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Shipping Weight:
6.00 LBS

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The TSI IAQ-Calc™ Indoor Air Quality Meter 7545 is ideal for investigating and monitoring indoor air quality. The 7545 instrument measures and data logs multiple parameters simultaneously. Measurements are CO, CO2, temperature, humidity; and calculations are dew point, wet bulb temperature, and % outside air.

Items Included:
  • Instrument
  • Hard carrying-case
  • (4) AA alkaline batteries
  • Operation and service manual
  • NIST calibration certificate
  • LogDat2 Downloading Software with USB cable
  • AC adapter

Product Specifications


Sensor Type:Dual-wavelength NDIR
Range:0 to 5,000 ppm
Accuracy:±3.0% of reading or ±50 ppm, whichever is greater
Resolution:1 ppm
Response Time:20 seconds
Sensor Type:Thermistor
Range:32 to 140°F (0 to 60°C)
Accuracy:±1.0°F (±0.5°C)
Resolution:0.1°F (0.1°C)
Reponse Time:30 seconds (90% of final value, air velocity at 400 ft/min [2 m/s])
Relative Humidity
Sensor Type:Thin-film capacitive
Range:5% to 95% RH
Accuracy:±3.0% RH
Resolution:0.1% RH
Response Time:20 seconds (for 63% of final value)