Psychrometers

The DTH31 Digital Psychrometer is an advanced handheld humidity and temperature meter. Its triple display shows three parameter readings simultaneously. It has everything you need to charge an air-conditioning system and determine heating, cooling, and ventilation needs. It gives you incredibly fast and accurate wet bulb, dry bulb, and dew poi ...more

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. ...more

Precision humidity capacitance sensor is retractable for protection during transportation and storage. Calculates T1 (IR Surface Temperature) - DP (Dew Point) differential  ...more

Highest 2% RH accuracy. Data Hold and Min/Max functions. Dual backlit display. Fast response time (<30 seconds)  ...more

Superheat differential measurements: T1-T2, Air-T1, T1-Dewpoint. Dual Type K external temperature probe input. Simultaneous display of %RH, Temperature and Dew point or Wet Bulb or External Probe Temperatures  ...more

Psychrometer Log software is a user-friendly DAQ program designed to be used with the Thunder Scientific 5A-1MP Electronic Psychrometer. The user can accurately control the 5A-1MP remotely using a desktop or laptop, Windows* based computer. This unique software provides the user with the ability to set up controlled sampling and monitor the pro ...more

Superheat differential measurements: T1-T2, Air-T1, T1-Dewpoint. Dual Type K external temperature probe input. Simultaneous display of %RH, Temperature and Dew point or Wet Bulb or External Probe Temperatures. Built-in RS-232 interface (optional RS-232 cable) - uses Windows Hyperterminal to download data to a PC  ...more

The Model 5A-1MP Laboratory Reference Psychrometer provides extremely accurate measurements of relative humidity, dew point, and air temperature. The 5A-1MP is portable, needs no special installation, is simple to use, reliable, and requires very little service to maintain its high accuracy over a long period of time.  ...more

Our Wet and Dry Bulb Psychrometers have been designed for mushroom and greenhouse applications. They also find application in food processing and other areas where high humidities can cause problems with electronic instruments. Wet and dry bulb humidity measurements taken with this instrument are extremely accurate because we use platinum RTD's ...more

Perfect for checking air conditions in an HVAC environment - Measures Temperature in Fahrenheit or Celsius - Measures % Relative Humidity - Calculates Dew Point and Wet Bulb Temperatures - Recalls Minimum and Maximum readings - Auto power off feature - Data hold, locks reading for viewing ...more

Perfect for checking ambient air conditions in an HVAC environment. Relative Humidity measurement. Data Hold Function (99 readings from LCD display) ...more

High impact plastic construction. Fast, accurate and easy to use. No assembly required. Classic twirling design. Dimensions: 8.25" x 1.25" x 0.625"  ...more

Displays wet bulb, dew point, temperature & humidity. Ideal for a variety of industries including HVAC installation. New ergonomic design. Min/max memory with reset feature ...more

Jumbo display. Rotating head to protect sensor. Field calibratable. Auto power off. Min/max  ...more

RS232 or infrared output. Memory stores up to 99 data points. Time stamp? Backlight. T1-T2 differential. High temp ?K? ports. 2 ?K? type thermocouples. Min/max/average. Displays:Temperature, Humidity, Dew point , Wet bulb  ...more

Displays wet bulb, dew point, humidity and temperature. No twirling or charts necessary. Large digital display. Dew point measurement. Wet & dry bulb temperature. Min/max memory with reset key  ...more

High impact plastic construction. Fast, accurate and easy to use. No assembly required.  Classic twirling design. Dimensions: 8.25" x 1.25" x 0.625"  ...more

Displays wet bulb, dew point, humidity and temperature.  No twirling or charts necessary. Large digital display. Dew point measurement. Wet & dry bulb temperature ...more

2 Mercury "F" replacement thermometers for SP100FM (Mercury "F" Sling Psychrometer) ...more

Displays wet bulb, dew point, humidity and temperature. No twirling or charts necessary. Large digital display. Dew point measurement. Wet & dry bulb temperature. Min/max memory with reset key ...more

High impact plastic construction. Fast, accurate and easy to use. No assembly required. Classic twirling design. Dimensions: 8.25" x 1.25" x 0.625"  ...more

Safe, red spirit filled thermometer. High impact plastic construction. Fast, accurate and easy to use. No assembly required. Classic twirling design ...more

Extra large handle for simple operation. High impact plastic construction. Fast, accurate and easy to use. Classic twirling design. Choose from mercury or red spirit filled thermometers  ...more

Jumbo display. Remote temp probe. Field calibratable. Auto power off. Min/max  ...more

High impact plastic construction. Fast, accurate and easy to use. No assembly required. Classic twirling design. Dimensions: 8.25" x 1.25" x 0.625"  ...more