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
  • Specifications


    • 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)


    Which models of temperature/humidity meters have data logging capability?

    The following models of temperature/humidity meters have data logging capability: HT08, HT20, DL8835, LTH8809DL, LRTH185DL, LRTH185DL1, DTH3007SD, DLAF930SD, HWA2005DL, DAF4207SD, HWA4214SD, RHMG700DL

    Prop 65

    ⚠ WARNING: This product can expose you to chemicals including di2-ethylhexylphthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to