The 490 series handheld digital differential pressure meter for liquids is a battery-powered, multifunctional handheld digital differential pressure meter, used to measure positive pressure and differential pressure, and made with 316L stainless steel for liquid media. It can store 40 sets of data and also comes with a backlight for use in dimly lit environments. The standard configuration includes a data hold function and an overpressure audible and visual alarm. The 490 also adds a new feature: on-site damping adjustment, which allows users to choose how the display shows averaged fluctuations. With a 9V battery, it can run for up to 100 hours.

● Can measure any liquid compatible with 316L stainless steel.

● Can choose from 7 different metric or imperial engineering units at any time.

● Can store 40 sets of data.

● Overpressure audible and visual alarm.

● One 9V battery can last 100 hours.

● New adjustable damping feature for smoother readings.