Bentech รุ่นGM-8902เครื่องวัดความเร็วลมแบบดิจิตอล,Digital Air Flow Anemometer with USB interface(56mm Vane)

• Measurement of wind velocity, temperature and flow
• Unit conversion of wind velocity, temperature, and flow
• Measurement of maximum and minimum wind velocity
• Measurement of 2/3 Vmax and average wind flow
• Data holding, storing and deleting function
• Low battery indicating function
• Auto power-off function (power off automatically if no further operation for 10 minutes )
• Memory of 500 records
• Backlight
• Audio key pressing alert
• Large LCD display
• Connect to PC with the USB cable

• Measurement items: Air velocity, Air temperature & Air quantity
• Measurement range
  • Air velocity: 0.3~45 m/s
  • Air temperature: 0~45ºC, 32~113ºF
• Unit of Velocity: m/s, ft/min, knots, km/hr, mph
• ºC/ºF Selection
• Air temperature measuring error: ± 2℃
• Air velocity measuring error: ± 3%  ±0.1dgts
• Measurement of 2/3 Vmax and average wind flow
• Backlight display
• Max/Min reading (Air velocity)
• Average/Current reading (Air velocity)
• Data holding, Data record and Data clear function
• Wind chill indication
• Low battery indication
• Manual/Auto power shut off (10 minutes without any operation)
• Storage memory of 500 records
• Connecting to computer with USB cable
• Operating temperature: 0ºC ~ +50ºC (32ºF ~ 122ºF)
• Operating humidity: <= 80%RH
• Store temperature: -40ºC ~ +60ºC (-40ºF ~ 140ºF)
• Store humidity: <= 80%RH
• Packing method: PP box + Gift box
• Power supply: AAA 1.5V battery * 4pcs
• Dimension:
  • Main unit: 77 x 36 x 164mm
  • Vane unit: 172 x 65 x 29mm
  • Vane diameter: 56mm
• Net weight: 330g (excluding battery)
• Compliant to CE/ROHS/FCC standard

Air Velocity Measurement (unit):

• M/s
• Range: 0.0 - 45.0
• Resolution: 0.001
• Lowest Point of start value: 0.3
• Accuracy: +/-3% +/-0.1dgts
• Km/hr(kph)
  • Range: 0.0 - 140.0
  • Resolution: 0.001
  • Lowest Point of start value: 1.0
  • Accuracy: +/-3% +/-0.4dgts
• Mph
  • Range: 0.0 - 100
  • Resolution: 0.001/0.01
  • Lowest Point of start value: 0.7
  • Accuracy: +/-3% +/-0.2dgts
• Knots(kts)
  • Range: 0.0 - 88.0
  • Resolution: 0.01
  • Lowest Point of start value: 0.6
  • Accuracy: +/-3% +/-0.2dgts
• Ft/min(fpm)
  • Range: 0.0 - 8800
  • Resolution: 0.01/0.1/1
  • Lowest Point of start value: 60
  • Accuracy: +/-3% +/-20dgts

Wind flow range:

• CFM (ft3/mim)
  • Range: 0 ~ 999,900
  • Resolution: 0.001 ~ 100
  • Area: 0.001 ~ 9999
• CMM (m3/min)
  • Range: 0 ~ 999,900
  • Resolution: 0.001 ~ 100
  • Area: 0.001 ~ 9999

Temperature:

• Celsius
  • Range: 0.0ºC - +45.0ºC
  • Resolution: 0.1
  • Accuracy: +/- 1.0ºC
• Farenheit
  • Range: 32.0ºF - 113.0ºF
  • Resolution: 0.1
  • Accuracy:+/- 1.8ºF

Packet Content:

• 1 x Hand-held anemometer
• 1 x Vane
• 1 x Rubber protection pouch
• 1 x USB cable
• 1 x CD (Software for Windows XP/ Win 7
• 1 x Instruction Manual (English)
• 1 x Plastic suitcase
• 4 x AAA batteries