MoistureMeterStore.com

Extech Precision Digital Psychrometer with NIST Certificate

Extech Precision Digital Psychrometer with NIST Certificate

Extech Precision Digital Psychrometer with NIST Certificate

Item #: M509-3901
Manufacturer: Extech Instruments
Manufacturer Number: RH390-NIST
Product Type: Psychrometers

Add to Cart

Extech Precision Digital Psychrometer with NIST Certificate measures relative humidity & calculates dewpoint temps!

Features & Applications:

Slim design with rubberized sides for better grip and for one hand operation.

Please allow 2-3 weeks for NIST certification.

Features:

  • Fast response time (<30 seconds)
  • Dual backlit display
  • Simultaneous display of:
    • Humidity/Temperature
    • Humidity/Dew Point
    • Humidity/Wet Bulb
    • Data Hold and Min/Max functions
  • Highest 2% RH accuracy
  • Auto power off with disable and low battery indicator
  • Complete with carrying case and 9V battery

Spec Summary:

Humidity: 0 to 100%RH
Temperature (internal): -4 to 140°F (-20 to 60°C)
Basic Accuracy: ±2%RH, ±3°F/2°C
Max. Resolution: 0.1%RH, 0.1°F/°C
Dewpoint: -22 to 212°F (30 to 100°C)
Wet Bulb: 32 to 176 °F (0 to 80°C)
Dimensions: 7.8x1.7x1.3” (200x45x33mm)
Weight: 7oz (200g)