Please note: we are limiting our office hours as we respond to Covid-19. For immediate assistance please contact us here:
skip to Main Content
login to customer portal           (800) 368-5719        email customer service              visit TPI worldwide      
623 Dual Input High Resolution Digital Manometer
623 Dual Input High Resolution Digital Manometer

The 623 is a High Accuracy, Dual Input Autoranging Digital Manometer with Three Decimal Place Resolution.

  • 0.001 inH2O/kPa resolution to +/- 9.999 inH20/kPa input
  • High accuracy +/-0.02 inH2O less than 2 inH20; 1% above 2 inH20
  • Temperature compensated
  • Overpressure protection to +/- 50 inH20
  • Trim mode to stabilize fluctuating pulse readings
  • Seven units of measure

Click image for full product gallery

USA Suggested List Price
Where to Buy TPI Products

The high accuracy, high resolution TPI 623 is a hand held Dual Input Digital Manometer with superior three decimal place resolution.

The 623 comes complete with the following accessories:

  • 623 Instrument
  • A600 Soft Carrying Pouch
  • A613 Protective Boot with Magnets
  • A602 Silicone Tubing with Brass Fittings (2)
  • Instruction Manual
  • 9V Alkaline Battery

 Model 623 Specifications
 Measurements  inH20 ±40
 mbar ±100
 kPa ±10
 psi ±1.4
 mmH20 ±1016
 mmHg ±75
 inHg ±2.9
 Auto Range  0.0 to ±100 mbar
 0.0 to ±40 inH20
 Input Type  Single (1/4” Barbed)
 Accuracy  ±0.02 inH20(<2 inH20)
 ±1%rdg (>2inH20)
 Over Pressure  50 inH20
 Relative Humidity  0% to 80%
 Operating Temperature  32°F to 104°F (0°C to 40°C)
 Auto Power Off  After 20 Minutes
 Input Type  Differential
 Auto Power Off  40 minutes

623 Applications

  • Check for positive building pressure
  • Perform room to room pressure diagnostics
  • Test duct pressure and perform static pressure checks
  • Adjust appliance regulators
  • Test pressure switch on a 2-stage gas furnace in both positive and
    negative pressures

TPI Model 623 Demonstration Video

Product Documentationpdf-icon1

Click below to view or download product documentation PDFs:

623 Data Sheet

623 Manual

Additional Product Images: click for full size photography

623 Dual Input High Resolution Digital Manometer No Boot
623 Dual Input Manometer Packaged
623 Dual Input High Resolution Digital Manometer
623 Dual Input High Resolution Digital Manometer
Back To Top