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TMA40-A Amprobe Meter

The TMA40-A is a meter from Amprobe.
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  • Three measurements in one meter
  • Air velocity (FPM) or air volume (CFM), RH, Temperature
  • Large digital display with backlight
  • Flexible measurement vane for accessing difficult areas
  • RS232 Output for data result usage
  • Measure multiple points up to 99
  • Data Logging of Measurements, 2400 data points
  • Set display results for Metric or Imperial

Accessories (Included)

  • TMA40-A
  • Carrying case
  • Battery (installed)
  • Optional PC interface for charting or analysis


  • Air velocity: 0.4 m/s → 32 m/s
  • Air volume: 0.0 → 99999 (cfm/cmm)
  • Temperature: -4 °F → 158 °F (-20 °C → 70 °C)
  • Relative humidity: 0 → 100 %

The Amprobe TMA40-A provides three measurements in one: air velocity or volume, relative humidity and temperature. With three ways to view your measurement results, choose between single point measurement, multiple points up to 99, or the added feature of data logging up to 2400 data points. User sets the measurement interval time from 1 to 200 seconds. The TMA40-A has a flexible cord to position vane where you need to measure. For accurate CFM results, the user simply inputs the area of the air source.

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