REED R3002 Digital Manometer, Gauge / Differential, 5psi


This digital manometer provides accurate measurements in 11 different units of measure and is capable of taking gauge and differential pressure. The R3002 features a large backlit LCD display, an integrated clock to keep track of measurements and the ability to record and revisit recorded data via the included software.


  • Measures gauge and differential pressure up to 5psi
  • 11 selectable units of measure: psi, inH2O, bar, mbar, kPa, inHg, mmHg, ozin², ftH2O, cmH2O, kgcm²
  • Max, Min, Avg, Relative and Data hold functions
  • Integrated real-time clock time-stamps measurements
  • Large, easy-to-read backlit LCD display
  • Zero button for offset correction or measurement
  • USB interface and software included
  • Tripod mount for long-term monitoring
  • Low battery indicator and auto shut off


Measuring Ranges5.000 psi
138.3 inH2O
344.7 mbar
34.47 kPa
1.018 inHg
258.5 mmHg
80.00 ozin²
11.53 ftH2O
351.5 cmH2O
0.351 kgcm²
0.344 bar
Accuracy±0.3% FS
Resolution0.1 inH2O /mbar / mmHg / cmH2O
0.01 kPa / ozin² / ftH2O
0.001 inHg / kgcm² / bar / psi
Repeatability±0.2% FS
Linearity/Hysteresis±0.29% FS
Max Pressure20 psi
General Specifications
Display4-digit, LCD Display
Backlit DisplayYes
Data HoldYes
Differential PressureYes
Zero FunctionYes
Over range IndicatorYes
Under range IndicatorYes
Datalogging CapabilitiesYes
Real-Time Clock and Date StampYes
Response Time2 times/sec.
Internal MemoryYes
Auto Shut-offYes (after 20 mins)
Tripod MountableYes
Low Battery IndicatorYes
Power Supply9V battery
PC ConnectivityUSB Cable (Included)
Software  Yes (included)
Software OS CompatibilityWindows XP, 7, 8 and 10
Product CertificationsCE
Operating Temperature32 to 122°F (0 to 50°C)
Storage Temperature14 to 140°F (-10 to 60°C)
Operating Humidity Range10-80%
Dimensions8.2 x 2.9 x 1.9" (210 x 75 x 50mm)
Weight9.8 oz (280g)