Extech 407910 Heavy-Duty Differential Pressure Manometer 29 psi, 8-Unit LCD, MIN/MAX, Zero, Data-Hold, RS-232, HolsterCase

Wide-Range Differential Pressure (29 psi) - Measures gauge, positive, negative, and differential pressure for versatile applications across HVAC, industrial systems, cleanrooms, and plumbing troubleshooting. , Eight Selectable Units Display - Easily toggle among psi, mbar, inHO, mmHg, inHg, kg/cm, atm, and mHO to match regional standards or specific task requirements. , Handy Features for Accurate Monitoring - Includes Zero-offset, Data Hold, MIN/MAX record & recall, auto power-off, and a backlit dual LCD for quick, accurate readings. , Compact, Durable Design - Compact meter (roughly 7 2. 9 1. 3 inches) comes with a robust protective holster featuring an integrated stand, quick-disconnect fittings, and 9 V battery powering. , PC-Ready with RS-232 Output - Streamline data logging and analysis by connecting via the built-in RS-232 serial interface, compatible with Extech's optional data acquisition kit.