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Extech Digital Multimeter

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±5 PSI range, 11 selectable units of measure
Maximum/minimum/average recording and relative time stamp
Data hold, auto power off, and zero function

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Offering 11 selectable units of measure, the HD750 differential pressure manometer can serve as a low range/high resolution gauge or can provide differential pressure up to 138.3 of inches of water. Max/min recording and relative time stamp are useful features, as are the data hold and auto power off functions. The 5psi HD750 also features zero function for offset correction or measurement and a built-in USB interface. Comes complete with 9v battery, software with USB cable, AC adapter, connection hose, built-in stand, and hard carrying case.

±5 PSI range, 11 selectable units of measure
Maximum/minimum/average recording and relative time stamp
Data hold, auto power off, and zero function
Large LCD display with back lighting
Heavy-duty, double-molded housing
Built-in USB port (Windows® compatible PC software and cable included)
Includes Windows® compatible software with cable, 9 Volt battery, 2 connection hoses, 100/240 Volt switching AC adapter, and hard carrying case