Hand held instruments for air handling HVAC

Series 490A Digital Manometers are versatile, hand-held, battery operated manometers available in several basic ranges for positive or positive differential pressure measurement and can tolerate most liquid media compatible with 316LSS. A memory function allows storage of up to 40 readings.

Series 477 handheld digital manometers are packed with features you need to make pressure measurement and recording faster, easier and more accurate than ever. You can instantly select from up to nine of the most widely used pressure units. A non-volatile memory function enables storage of up to 40 readings. Other main features are: display HOLD, audible alarm, visual alarm, backlight with auto…

The MiniAir®20 is a vane air velocity, hygrometer and thermometer in one instrument. The multifunction handheld measures flow of gaseous and fluid media, relative humidity and temperature. The high precision makes this handset particularly suitable for laboratory applications. For the measurement of flow in aggressive gases, there are also special stainless steel vane detectors.