Introduction
Congratulations on your purchase of the Extech Manometer Model HD700.

This device measures gauge and differential pressure in the range of ±2.000 psi. The HD700 offers eleven (11) units of measure (user selectable by front panel pushbutton) and has a differential input that uses convenient quick-disconnect fittings.

Advanced features include DATA HOLD, MIN-MAX-AVG RECORD mode, ZERO/OFFSET, AUTO POWER OFF, and USB PC interface.

This instrument is shipped fully tested and calibrated and, with proper use, will provide years of reliable service.