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Dual Input Differential Manometer with ¼” NPT fittings, ± 29 psi range and 0.1 psi resolution. 

645NPT Dual Input Differential Manometer with Stainless Steel Compression Fittings
645NPT Dual Input Differential Manometer with Stainless Steel Compression Fittings
645NPT Dual Input Differential Manometer with Stainless Steel Compression Fittings
645NPT Dual Input Differential Manometer with Stainless Steel Compression Fittings
645NPT Dual Input Differential Manometer with Stainless Steel Compression Fittings
645NPT Dual Input Differential Manometer with Stainless Steel Compression Fittings645NPT Dual Input Differential Manometer with Stainless Steel Compression Fittings645NPT Dual Input Differential Manometer with Stainless Steel Compression Fittings645NPT Dual Input Differential Manometer with Stainless Steel Compression Fittings

Seven units of pressure: inH2O, mbar, KPa, PSI, mH2O, mmHg, inHg, Auto power off, Record/Min/Max, Backlight display, Zero function, Trim mode to stabilize readings.

  • Differential input with + 29 PSI range
  • Seven units of measure (mbar, kPa, PSI, mmHg, inHg, mH2O, inH2O)
  • Display – 4 digit dual line with backlight
  • Smooth – Stabilizes display when measuring fluctuating pressures
  • Data Hold – Freezes reading on display
  • Min / Max – Records Min/Max readings
  • Auto Off – Conserve battery power

£165.00 RRP exc. VAT 

Where to Buy TPI Products

The TPI 600 Tuffman series is a hand held range Of pressure meters and can be summarized as follows:

  • TPI 635 5 PSI pressure range
  • TPI 645 30 PSI pressure range
  • TPI 655 100 PSI pressure range

All of these models are dual input differential pressure meters with 7 selectable scales to choose from: mbar, kPa, PSI, inHg. mmHg,inH20, and mH20.

Standard Accessories (Included): 9V alkaline battery (A009A), replacement tubing (A601).

 Model 645NPT Specifications
 Measurement Range ±29 psi
 Display 4 Digit Dual Line LCD with Backlight
 Input Type Dual Differential ¼” NPT fittings
 Resolution (max) 0.01 psi
 Accuracy ±(0.2% Full scale + 3 digits)
 Functions One Touch Zero, Data Hold, Back-light, Unit Selection, Smoothing,
 Auto power Off, Min / Max Record, Resolution Selection
 Units of Measure 7 Units (mbar, kPa, PSI, mmHg, inHg, mH2O, inH2O)
 Battery Type 9V Alkaline
 Battery Life 80 hours (Typical)
 Auto Power Off 30 minutes

Product Documentationpdf-icon1

Click below to view or download product documentation PDFs:

635 645 655 Manual

645 Data Sheet

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