AN320: Large Vane CFM/CMM Anemometer/Psychrometer plus CO2

  • 4″ (10cm) vane allows for more precise readings on larger size ducts
  • Air Velocity, Air Flow, Relative Humidity, Wet Bulb and Dew Point, Carbon Dioxide (CO₂)
  • Built-in thermistor for air temperature
  • Multipoint and timed average calculations
  • Min/Max, Data Hold, and Auto power off
  • Complete with four AAA batteries and hard carrying case