Ultra Engineering : บริษัท อุลตร้าเอ็นจิเนียริ่ง จำกัด | สินค้าExtech AN340:CMM/CFM Anemometer/Psychrometer Datalogger


Extech AN340:CMM/CFM Anemometer/Psychrometer Datalogger

Extech AN340:CMM/CFM Anemometer/Psychrometer Datalogger

Model: Extech AN340
   Airflow Meters    Extech

The AN340 is a CMM/CFM Anemometer/Psychrometer Data logger. 

  • Telescoping 0.7" (18mm) diameter vane sensor extends from 1ft (0.3m) up to 3.3ft (1m)
  • Measures Air Velocity, Air Flow, Air Temperature, Humidity, Dew Point and Wet Bulb
  • Manually store/recall up to 99 readings
  • Automatically datalog up to 12000 readings (2000 readings for each parameter) with 12/24 hour time and date stamp
  • Select data sampling rate from 1s to 4hr: 59 min: 59s
  • Min/Max/Average, Data hold and Auto power off
  • Built-in PC Interface
  • Complete with external mini vane probe, Windows® compatible software, USB cable, 6 AAA batteries, and hard carrying case


Specifications Range Basic Accuracy
m/s 0.5 to 20m/s ±3%
ft/min 100 to 3940ft/min ±3%
Temperature -4 to 140°F (-20 to 60°C) ±1.1°F (0.6°C)
Humidity 0.1 to 99.9%RH ±3%RH
Wet Bulb -4 to 140°F (-20 to 60°C)
Dew Point -4 to 140°F (-20 to 60°C)
CFM/CMM 0 to 99999
Dimensions/Weight                  6.7x3x1.7" (169x78.3x44.4mm) / 7.4oz (210g)