Reed Instruments

Psychrometer/Thermo-Hygrometer, 0% - 99.9% RH, -4°- 158° F ( -20° - 70° C )

Model: ID641

Mfr. No.: R6040

  • Psychrometer/Thermo-Hygrometer, 0% - 99.9% RH, -4°- 158° F ( -20° - 70° C ) Chandler Sales

Colour, sizing or style depicted in some photos may not be exactly as described.
Please check your product description carefully before placing your order.

Humidity Range

0% - 99.9% RH

Temperature Range

-4°- 158° F ( -20° - 70° C )

Dew Point Measuring Range

-109 to 158°F (-78.2 to 70°C)

Display Type

LCD

Alarm Indicators

High (Red), Low (Blue)

Power Supply

(4) AAA Batteries or USB-C

Selectable Sampling Rate

1 sec to 59 mins & 59 secs

Auto Shut-Off

On/Off, 5-60 mins

Internal Memory

Up to 999 Groups

Software OS Compatibility

Windows 7/8/10/11

Standard(s) Met

CE, ROHS

Country Of Origin

China

  • Measures relative humidity, ambient temperature and dew point/wet bulb temperatures
  • Backlit LCD simultaneously displays selected temperature and relative humidity
  • User selectable °C or °F
  • Data Hold and MAX/MIN functions
  • User adjustable alarms with visual indicators
  • User selectable sampling rate
  • Manual and auto data storage
  • Internal memory stores up to 999 groups of data
  • View stored data, charts or real-time measurement with software
  • Low battery indicator and auto shut off