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Wohler 4147
FA 430 Fan Anemometer

  • Measurement of air velocity, temperature, humidity and CO2 at the air vents
  • Integrated measurement of flow rate
  • Determination of the inlet and air exhaust quality
  • Two measurements in one step: determination of flow rate and evaluation of the inlet and exhaust air quality via CO2, T, RH
  • Measurement report via IR transfer to the Wohler TD 100 Thermo Printer (sold separately)
  • Wohler Telescope Handle (sold separately)
  • Selectable units: m/s, fpm, m³/h, CFM, °C, °F, cm², inch², ppm, %, RH, WBT, DP
  • Determination of the dew point and wet bulb temperature
  • Hold function
  • Min/Max function
  • Backlight LC display
  • Simultaneous measurement of wet bulb temperature and dew point
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Wohler 4147 Shown
 
The Wohler 4147 is an FA 430 Fan Anemometer for measuring air velocity, temperature, humidity and CO2 at air vents. It is able to simultaneously measure dew point and wet bulb temperature at the same time and is easy to handle. The Wohler 4147 also is capable of performing two measurements in one step, measurment faster and easier.
Specification 4147
Range
Flow Velocity 39.3 - 5,906 fpm
Volume Flow 0 - 58.000 cfm
Temperature -4 - 140°F
Relative Humidity 0.1% - 99.9%
Dew Point -4°F - 139.82°F
Wet Bulb Temperature -4°F - 139.82°F
CO2 0 - 9.999 ppm
Resolution
Flow Velocity 20 fpm
Volume Flow 0 - 99,999 cfm
Temperature 0.1°F
Relative Humidity 0.1%
Dew Point 0.1°F
Wet Bulb Temperature 0.1°F
CO2 1 ppm
Accuracy
Flow Velocity ±(1.5% of reading plus 0.3 m/s) for under 20 m/s,
±(3% of reading + 0.3 m/s) for above 20 m/s
Temperature ±33.08°F
Relative Humidity ±3% (at 77°F), otherwise at ±5%
CO2 ±30 ppm ±5% of reading (0 - 5000 ppm)
Other
CO2 Warm-up Time 30 seconds
Operating Conditions (to avoid condensation) 32 - 122°F, <80% RH
Storage Conditions 14 - 122°F, <90% RH
Power Supply 4 micro batteries AAA
Dimensions 10.6 x 4.2 x 2"
Fan Diameter 4"
Weight (without funnel) 0.6 lbs
Ordering Information
Model Description Buy Online Price
FA 430
MFR ID: 4147
Wohler 4147 FA 430 Fan Anemometer Buy  Now $435.00
Included Accessories
 
  • 1 - FA 430
  • 1 - Fan
  • 4 - AAA Batteries
  • 1 - Plastic Carrying Case
Included
Optional Accessories
4160 Wohler 4160 TD 100 Infrared Thermal Fast Printer Buy  Now Sale $314.10
(Reg. $349.00)