Digital Psychrometer (Digital Sling)
Description
An instrument for determining atmospheric humidity by the reading of two thermometers, the bulb of one being kept moist and ventilated.
Operates on AAA batteries, reading range -4 to +120 degrees F, accurate to with plus or minus 1 degree F.
Humidity range 0% to 100%, accurate to within plus or minus 3 % at 25 degrees C. Memory feature displays maximum and minimum temperature and humidity points reached when monitor was on. Temperature read out in C and F scales.
Model #990 DW - displays both wet and dry bulb temperature, humidity and dew point.
Model #EP 8706 - has the same characteristics as the #990 DW with the additional feature that it can be recalibrated.
Operates on AAA batteries, reading range -4 to +120 degrees F, accurate to with plus or minus 1 degree F.
Humidity range 0% to 100%, accurate to within plus or minus 3 % at 25 degrees C. Memory feature displays maximum and minimum temperature and humidity points reached when monitor was on. Temperature read out in C and F scales.
Model #990 DW - displays both wet and dry bulb temperature, humidity and dew point.
Model #EP 8706 - has the same characteristics as the #990 DW with the additional feature that it can be recalibrated.