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Humidity/Temperature Pen

Compact, Digital Hygro-Thermometer Ideal For Field Use

Humidity/Temperature Pen

  • Dual LCD display for Temperature, Humidity and advanced function indication
  • Measures Temperature (°F/°C) and Relative Humidity simultaneously
  • Built-in Temperature and Humidity sensors for convenient operation
  • Max/Min memory functions for both Temperature and Relative Humidity
  • Built-in self calibration utility with optional RH calibration bottles
  • Data Hold for freezing the LCD display status
  • Complete with pocket clip and 3V lithium battery
  • Optional kit includes 33% and 75% RH Calibration Standards and hard vinyl carrying case

Technical Data
Specifications % Relative Humidity Temperature
Range: 10 to 90% 14 to 122°F (-10 to 50°C)
Accuracy: ±5% ±1.8°F/1°C
Resolution: 0.1%RH 0.1°C or °F
Power: One lithium battery (CR032)
Dimensions: 5.7x1.2x1” (145 x 30 x 25mm)
Weight: 2.3 oz (65g)

Available Items - Literature
Prices subject to change    Prices listed in US dollars for domestic shipments within US, Canada, & Mexico only    Export orders require quotations - click here for a quote     For more info call us 1-800-762-2478 or 954-946-9454.
Item Number Item Prices
WE-346041 Humidity/Temperature Pen $64.99
WE-346041/C Humidity/Temperature Pen with NIST Certificate 169.99
WE-346045 RH300-CAL, 33% & 75% Standards and case 54.99
WE-346047 Humidity/Temperature Pen and Calibration Stds. Kit 119.99
WE-346047/C Humidity/Temperature Pen and Calibration Stds. Kit w/NIST Certificate 224.99


Digital Psychrometer

Humidity, Wet Bulb, Dew Point, Air Temperature plus External Probe Temperature Measurements

Digital Psychrometer
  • Simultaneous display of %RH, Temperature and Dew Point or Wet Bulb or Probe Temperature
  • Wet bulb measurements without slinging
  • Calculates T1/T2 differential (Air Temperature-External Probe Temperature) using optional probe
  • Unique sensor cap design twists to closed position for protection during storage
  • Switchable °F/°C temperature units with 0.1° resolution
  • Data Hold freezes current reading on display
  • Max/Min reading
  • Auto power off to save battery life
  • RH300 complete with 2 AAA batteries
  • Optional external temperature probe (TP890)
  • Optional kit RH305 includes RH300, temperature probe, 33% and 75% calibration bottles and carrying case

Available Items - Literature
Prices subject to change    Prices listed in US dollars for domestic shipments within US, Canada, & Mexico only    Export orders require quotations - click here for a quote     For more info call us 1-800-762-2478 or 954-946-9454.
Item Number Item Prices
WE-346011 RH300 Digital Psychrometer $94.99
WE-346013 RH305 Digital Psychrometer Kit 139.99
WE-346015 RH350 Dual Superheat Psychrometer 139.99
WE-346045 RH300-CAL, 33% & 75%, Standards and case 54.99
WE-346025 TP890 Thermistor Temperature Probe (for Model RH300) 14.99
WE-346011/C RH300 with NIST 199.99
WE-346013/C RH305 with NIST 244.99
Home    Moist/Air/Temp    How To Order    Top Of Page Paul N. Gardner Company, Inc. • 1.800.762.2478 • Fax 954.946.9309