Extech HD750 Differential Pressure Manometer

A high resolution pressure gauge with 11 different units of measurement. 5 psi/344.7 mBar range.
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Extech HD750 Differential Pressure Manometer

The Extech HD750 is a differential pressure manometer ideal for pressure and tightness testing. This versatile manometer has a 5 psi/344.7mBar range and offers 11 units of measurement and produces high resolution results. With the added advantages of max/min/avg recording and a data hold function, the HD750 pressure gauge will make light work of let by/tightness testing as well as draught and differential pressure tests. With a double-moulded housing this is the ideal heavy duty device for measuring differential pressure in tough environments. The HD750 also comes supplied with Windows compatible software so that test results can be downloaded to a PC for further analysis.

Extech HD750 Differential Manometer Features:

  • Measurement range of 0 - 344.7mBar/0 - 5psi
  • Max/Min/Avg recording
  • Relative time stamp
  • Data Hold and Auto power off functions
  • Large backlit LCD display
  • Zero function for offset correction or measurement
  • Built-in USB port
  • Includes Windows compatible software
  • 11 units of measurement: inH²O, psi, mbar, kPa, inHg, mmHg, ozin², ftH²O, cmH²O, kgcm², bar.

What's In The Box?

  • Extech HD750 Differential Pressure Manometer
  • Windows compatible software with USB cable
  • Two connection hoses
  • 100V - 240V switching AC Adaptor
  • 9V battery
  • Hard carry case
Unit Range Resolution
mBar 344.7 0.1
psi 5 0.001
inH²O 138.3 0.1
kPa 34.47 0.01
inHg 10.18 0.01
mmHg 258.5 0.1
ozin² 80 0.01
ftH²O 11.53 0.01
cmH²O 351.5 0.1
kgcm² 0.351 0.001
bar 0.344 0.001
  • Basic Accuracy: ±0.3% on all ranges
  • Dimensions: 210 x 75 x 50mm
  • Weight: 280g
  • Warranty: 3 years