CATEGORIES
PROSTAT PHT-771 PSYCHROMETER
Determine temperature and humidity
. 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 readings
. Auto Power off to save battery life
. Complete with 2 AAA batteries
The PHT -771 Digital Psychrometer simultaneously displays %RH, temperature as well as dew point, web bulb or probe temperature. The Psychrometer calculates T1-T2 differential with the Thermistor Temperature Probe (sold separately). Simply twist sensor cap for protection in storage. Data hold maintains current reading on display. Features maximum/minimum readings and auto power-off. The Psychrometer includes two AAA batteries.
Technical Specifications
HUMIDITY RANGE AND RESOLUTION : 0.0 to 100.0% RH
HUMIDITY ACCURACY : ±3% RH (10 to 90%) @ 23°C
TEMPERATURE RANGE AND RESOLUTION : -4.0 to 122.0°F (-20 to 50°C)
TEMPERATURE ACCURACY : ±1.8°F (±1°C)
DISPLAY : Triple LCD
SENSOR TYPE : Humidity: Precision capacitance sensor
Temperature: Thermistor
RESPONSE TIME : 60 seconds typical
DEW POINT : -90.4 to 122.0°F (-68 to 50°C) (calculated from RH and Air temperature measurements)
WET BULB : -6.88 to 122.0°F (-21.6 to 50°C) (calculated from RH and Air temperature measurements)
OPERATING CONDITIONS : -4 to 122°F (-20 to 50°C); < 99% RH non-condensing
STORAGE CONDITIONS : -40 to 185°F (-40 to 85°C); <99% RH non-condensing
POWER SUPPLY : 2 x 1.5V 'AAA' batteries
BATTERY LIFE : Approx. 80 hours
SIZE / WEIGHT : 7 x 1.9 x 1" (178.5 x 48.8 x 25.2mm); 4.9 oz. (140g)