View Quote

Fast response from our specialists

Why buy from Geneq? - find out more

The Pacer DA430 Rotating Vane Hygro-Thermometer Anemometer is a high-quality instrument providing highly accurate humidity, air velocity and temperature measurements in harsh environments via a user-friendly & intuitive interface.

Applications include manufacturing, laboratory, computer rooms, environmental control, flow hood monitoring and other applications where precise humidity, temperature and air measurement is required.


  • Includes Rotating Vane Air Probe and Combination Humidity-Temperature Sensor
  • Rated from 50 to 7800 feet per minute
  • High Accuracy 1%+-1 digit (on AP275)
  • Temperature measurement from -4°F to 176°F
  • Humidity measurement from 5% to 95% relative humidity
  • Industrial Grade Instrument and Probes for Harsh Environments
  • Large display with backlight
  • Easy to use keypad
  • Displays measurements in FPM, MPS, °F, °C, and %RH
  • Many features such as MIN/MAX capture, HOLD, and sample averaging
  • IP40 rated (IP65 with OPTIONAL Boot & Seal)
  • Includes NIST-Traceable calibration certificate.


Air Probe APT275 

50 to 7800 FPM (feet per minute)

 0.25 to 40.00 MPS (meters per second)

Air Probe APT100

300 to 6890 FPM

1.5 to 34.50 MPS

Relative Humidity (%RH)

5.0 to 95.0 %RH

Temperature (using standard combination HTP202 probe)

 -4° to 176°F (-20° to 80°C)

Temperature (using optional RTD temperature probe)

-148° to 1112°F (-100° to 600°C)


Air Velocity

2.75” Probes: ±1.0% of Reading ±1 digit

1.00” Probes: ±0.50% F.S. + 0.75% Reading + 1 digit


±(0.3°C + 0.2% of reading in °C)

Temperature accuracy examples 

±0.3°C at 20°C, ±0.5°F at 68°F

Relative Humidity

±2.0 %RH


Air Velocity

1 FPM or 0.01 MPS


0.1°F or °C (1°F below -99.9°F)

Relative Humidity

0.1 %RH

Response Time

Relative Humidity

Up to 90% of change in measured

value in 15 seconds


Approx. 60 sec in still air

Approx. 10 sec in moving air streams


0.5” LCD, 4 digits, with LED backlight

Operating Temp


32° to 125°F / 0° to 50°C

Air Probe

-4° to 212°F / -20° to 100°C

HTP202 Probe

-4° to 176°F / -20° to 80°C

Power Supply

 3 AA alkaline batteries

Battery Life

 Approximately 150 hours



6.5 inch X 3.25 inch X 1.5 inch

Probe AP275 

2.75 inch diameter

Probe AP100 

1 inch diameter

RH/Temp probe 

6 inch x 1 inch diameter