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Dual Input Differential Manometer with ±100 psi range and 0.01 psi resolution. Can be used in non-corrosive liquid applications. Data logging with optional A665 software and docking station. 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. ¼” NPT fittings.

665L Dual Input Manometer

  • Differential input with +/-100psi range
  • Can be used in non-corrosive liquid applications
  • Seven units of measure (bar, kPa, PSI, mmHg, inHg, mH2O,  inH2O)
  • Data Logging: Record test data with time stamp and display with optional software
  • PC Communication: IR to USB Interface and PC Application software (optional p/n A665)
  • Display: 5 digit dual line with backlight
  • Printing: Print test results directly to the optional A740 IR printer
  • Data Storage: Save up to 16 readings
  • Min / Max: Records Min/Max readings
  • Auto Off: Conserve battery power

£280.00 RRP exc. VAT 

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The slim design 665L is a hand-held, differential input manometer with data logging capability. Digital filter, min/max, one touch zero, and backlight display are just a few of the features of the 665.

Standard Accessories (Included): two 1.5 Volt Alkaline Battery (A002), Protective Boot w/ magnets (A614)

Optional Accessories:

  • A602 30″ vinyl tube, 1/4″ ID w/brass fitting
  • A605 1/4″ Brass T Fitting
  • A611 5.5″ gas valve pressure adapter
  • A615 72″ stainless steel braided hose
  • A617 100′ silicone tubing

TPI Model 665 & 665L Introduction Video

Product Documentation & Softwarepdf-icon1

Click below to view or download product documentation PDFs and Data Logging Software:

665L Manual

665L Data Sheet

TPI665L Application (ZIP)

 Model 665 Specifications
 Measurement Range  ±101.5 psi (±7bar)
 Display  5 Digit Dual line LCD with backlight
 Input Type  Differential (1/4” NPT)
 Resolution (max)  0.01 psi (0.001 bar) (0.1 inH2O)
 Accuracy  0.2% Full scale
 Repeatability  0.1% Full scale
 Mean Temperature Coefficient  0.1% of reading per ºC
 Functions  One Touch Zero, Data Hold, Back-light, Unit Selection, Smoothing,
 Auto power Off, Min / Max Record, Resolution Selection
 Units of Measure  7 Units (bar, kPa, PSI, mmHg, inHg, mmH2O, inH2O)
 Data logging  5000 Data, 1sec ~ 24 hour
 Data Storage  16 data points
 Communication  IR to USB Interface and PC Application software (optional p/n A665)
 Battery Type  AA (1.5V)*2 alkaline (MN1500, LR6)
 Battery Life  600 hours (Typical)
 Auto Power Off  20 minutes
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