The Model THI2-10 digital thermohygrometer from Dwyer Instruments Inc., Michigan City, IN, takes humidity, temperature, dew point, and wet-bulb temperature measurements inside of ducts and hard-to-reach areas. Features include English and metric engineering units, pushbutton control, ability to freeze the current reading, retrieval of min. and max. readings, a large backlit LCD dual display that shows temperature and humidity simultaneously, and a low-battery indicator. The device can be mounted on a tripod and is supplied with 4 AAA batteries and a carrying case.
Dwyer Instruments Inc.