The Extech Manometer Model HD750 is a heavy-duty differential pressure gauge that measures pressure in the range of ±5.000 psi. It offers eleven selectable units of measure and has a differential input with quick-disconnect fittings. Advanced features include data hold, min-max-avg record mode, zero/offset, auto power off, and USB PC interface.
The Extech Model HD750 is a heavy-duty differential pressure manometer designed to measure gauge and differential pressure in the range of +5.000 psi. It features eleven selectable units of measure, data recording modes (MIN/MAX/AVG), USB PC interface capabilities, and an automatic power-off function to conserve battery life.
The manual details basic operation including meter power management, unit selection, zero adjustment, offset functions, and the use of the record mode with elapsed timers. It also provides specifications for accuracy, response time, input ports, and environmental operating conditions, along with instructions for battery replacement and disposal.
| Battery life | 125 hours typical |
|---|---|
| Dimensions | 210 x 75 x 50mm |
The meter offers eleven (11) selectable units including psi, inHg, mbar, mmHg, kPa, kg/cm², and others.
The meter turns off automatically after approximately 20 minutes to conserve energy, unless deactivated.
The maximum pressure rating for the HD750 is 10 psi; higher pressures may damage the instrument.