Dew point, wet bulb, relative humidity (RH), and temperature. The TPI 597 digital hygrometer / psychrometer is a state of the art, easy to use humidity tester designed to display ambient, dew point, and wet bulb temperature as well as humidity.

Dew point, wet bulb, relative humidity (RH), and temperature. The TPI 597 digital hygrometer / psychrometer is a state of the art, easy to use humidity tester designed to display ambient, dew point, and wet bulb temperature as well as humidity.

Dew point, wet bulb, relative humidity (RH), and temperature. The TPI 597 digital hygrometer / psychrometer is a state of the art, easy to use humidity tester designed to display ambient, dew point, and wet bulb temperature as well as humidity.