Extech HD750 Differential Pressure Manometer (5psi)

Item #:

EXT-HD750

Brand:

Extech

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HD750 Differential Pressure Manometer (5psi) by Extech

Three models to choose from: HD700 (±2psi range); HD750 (±5psi range); HD755 (±0.5psi range)
11 selectable units of measure
Max/Min/Avg recording and Relative time stamp
Data Hold and Auto power off functions
Large LCD display with backlighting
Zero function for offset correction or measurement
Built-in USB (software and cable included)
USB port includes software
Includes Windows® compatible software with cable, 9V battery, two connection hoses, 100V-240V switching AC Adaptor, and hard carrying case

General Specifications

Display	Four digit LCD with function indicators
Units of Measure	BAR, mBAR, psi, kg/cm², mm Hg, inches Hg, kPa, feet H₂O, inches H2O, cm H₂O, and oz in²
Accuracy	±0.3%FS (@ 25°C)
Repeatability	±0.2% to 0.5% FS
Linearity/Hysteresis	±0.3%FS
Combined Accuracy	±1.1%FS
Maximum Pressure	10psi
Response time	0.5s typical
Input circuit	Differential inputs (P1 and P2)
Input Ports	Two metal 4.8mm, barbed for 1/8" (3.17mm) ID tubing
Data Hold	Freezes displayed reading
Sensor	Built-in piezoelectric sensors
Zero / Offset function	Pushbutton activation
Sample rate	0.5 sec. (approx.)
Compatibility	Air or non-corrosive and non-ionized gas (not intended for use with liquids)
Auto Power OFF	Meter turns off after approx. 20 minutes to conserve energy (can be deactivated)
PC Interface	Built-in USB serial interface
Storage conditions	0 to 60°C (14 to 140°F); < 80% RH
Operating conditions	0 to 50°C (32 to 122°F); < 80% RH
Battery power	9V alkaline battery (BAT low battery indicator)
Battery life	125 hours typical
Dimensions	210 x 75 x 50mm (8.2 x 2.9 x 1.9")
Weight	280g (9.8oz)

Range Specifications

$241.99