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Dual input differential manometer with +/- 60 inH2O input range. Use with TPI Smart Probe App to display pressure.

SP620 Differential Pressure Meter

SP620 Smart Probe Differential Pressure Meter: one touch zero function and Trim mode to stabilize fast changing pressures.

  • 0.01 inH2O resolution
  • High accuracy +/-0.02 inH2O less than 1 inH20; 1.5% above 1 inH20
  • Temperature compensated
  • Trim mode to stabilize fluctuating readings
  • Seven units of measure:  mbar, inH2O, kPa, PSI,
    mmHg, inHg, and mmH2O.

TPI Smart Probe App
Use the TPI app to display real time readings in numeric and graph format. Save readings to a CSV file. The app allows the customer’s information to be stored and a report sent via email!

$99.95
USA Suggested List Price

Digi-Key Electronics
Where to Buy TPI Products
  • 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.
  • Setting delivery pressures
  • Leakage “shut-in” tests
  • Regulator adjustments for pressure and lock-up tests
  • Check air filters by measuring pressure drop

Click to view or download product PDFs

SP620 Data Sheet

SP620 Manual

SP620 Smart Probe Differential Pressure Meter Specifications
Input TypeDual input differential
Connection Type1/4 inch barb
Measurement Range-150 mbar to +150mbar (-60 inH2O to +60 inH2O)
Accuracy+/-0.05 mbar (0 to 1 mbar) / +/-(1.5% + 20 digits) (> 1 mbar)

+/-0.02 inH2O (0 to 1 inH2O) / +/-(1.5% + 20 digits) (> 1 inH2O)
Resolution0.01 mbar / 0.01 inH2O
Units of Measure7 Units (mbar, inH2O, kPa, PSI, mmHg, inHg, mmH2O)
Operating Temperature-20⁰C to 50⁰C (-4⁰F to 122⁰F)
CommunicationBluetooth version 4.2 (Use with TPI Smart Probe App)
Battery TypeAAA x 3
Battery Life80 hours typical
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