Anemometer-Thermometer with "K/J" Port and Excel-Formatted Data Logging SD Card


Anemometer-Thermometer with "K/J" Port and Excel-Formatted Data Logging SD Card

The #DAF4207SD data logging anemometer is ideal for measuring and documenting key environmental parameters during HVAC/R system installations and performance checks.


Best For:



  • Measures, displays and logs air speed in five Imperial or metric units
  • Also measures, displays and logs ambient temperature
  • "K/J" port with automatic temperature compensation (ATC) for measuring surface temperature using an optional Type "K" or "J" thermocouple probe
  • Includes the replaceable #P4207SD vane air speed-temperature probe
  • Backlit 4-digit dual-readout LCD
  • Min/max memory + data hold
  • °F/°C switch
  • Auto power off (can be disabled for data logging)
  • Tripod mount
  • NIST calibration is available


  • Air speed measurement range/basic accuracy: 79 to 5890 ft./min (0.4 to 30m/sec, 1.4 to 126km/hr, 0.9 to 78.3 mph, 0.8 to 68 knots)/±2%
  • Air speed measurement resolutions: 1 fpm, 0.1 m/sec, 0.1km/hr, 0.1 mph, 0.1 knots
  • Ambient temperature measurement range/accuracy/resolution: 32° to 122°F (0° to 50°C)/± 1.5°F (± 0.8°C)/0.1°
  • "K/J" port measurement range/accuracy/resolution: -58° to 2372°F (-50° to 1300°C)/±4% of reading/0.1°
  • Data logging sampling time: Adjustable from 1 second to 1 hour
  • LCD size: 2.05 x 1.5 in. (52 x 38mm)
  • Operating temperature: 32° to 122°F (0° to 50°C) @<85% RH
  • Weight: 1.13 lb. (515g)
  • Power source: Six "AA" batteries (not included) or optional #AC1 9V AC adaptor


  • #P4207SD air speed-temperature probe
  • Custom hard plastic carrying case
  • 2GB SD memory card
  • 1-year limited warranty


  • 7.99 x 2.99 x 1.50 in. (203 x 76 x 38mm)