Ralston Instruments DPPV Low Pressure and Vacuum Test Pump

Product Highlights

• Portable, hand operated pump easily generates 80 psi pressure and 23” Hg vacuum
• Unique pressure/vacuum knob allows the user to change from pressure to vacuum without tools
• Large volume fine adjustment vernier piston allows very precise pressure adjustment (+/- 0.001 psig)
• Two outlet connections eliminate the need for a tee in the system
• Comes with one (1) Transcat 5854P quick-disconnect hose and ¼” male NPT process connection
• Compatible with all Transcat 5854P pressure hoses and adapters
• Pressure gauge, calibrator or pressure module can be connected to 2nd outlet port
• Made in U.S.A.
• Pressure Reference: None
• Process Connection: 1/4" Male NPT
• Reference Connection: None
• Country of origin: USA
• Max Pressure: 125 PSI / 8.6 bar / 860 kPa
• Max Vacuum: -23 InHg / -77.9 kPa
• Materials: Anodized Aluminum, Brass, Stainless Steel
• Seal Materials: Buna-N, Delrin, Teflon
• Min Operating Temperature: 0 °F / -18 °C
• Max Operating Temperature: 130 °F / 54 °C
• Hand Pump DPPV
  • Piston Displacement: 1.25 Cu In
  • Max Pressure: 125 PSI / 8.6 bar / 860 kPa
  • Max Vacuum: -23 InHg / -77.9 kPa
  • Min Operating Temperature: 0 °F / -18 °C
  • Max Operating Temperature: 130 °F / 54 °C
  • Pressure Media: Air
  • Burst Pressure: 1000 PSI / 70 bar / 7.00 MPa
  • Harmonized Code: 8414.10.0000
  • Materials: Anodized Aluminum, Brass, Stainless Steel
  • Media Compatibility: Air, Inert Gas, Natural Gas
  • Outlet Port: Male Quick-test, Male Quick-test with cap and chain
  • Seal Materials: Buna-N, Delrin
  • Country of origin: USA
  • Fine Adjustment Resolution: 0.01 psi / 70 Pa
• Process Connection QTHA-2MB0
  • Burst Pressure: 20000 PSI / 1380 bar / 140 MPa
  • Country of origin: USA
  • Materials: Brass
  • Max Operating Temperature: 225 °F / 105 °C
  • Max Pressure: 5000 PSI / 350 bar / 35 MPa
  • Max Vacuum: 0 InHg / 0.0 kPa
  • Min Operating Temperature: 0 °F / -18 °C
  • Seal Materials: Buna-N
  • Wrench Size: 9/16 In / 15 mm
  • Wrench Size: 15 mm / 9/16 in
  • End 1 Connector: 1/4" Male NPT (ASME B1.20.1) Detail
  • End 1 Direction: Left
  • End 2 Connector: Male Quick-test Detail
  • End 2 Direction: Left
• Hose QTQT-HOS-3ft
  • Burst Pressure: 27000 PSI / 1860 bar / 185 MPa
  Color: Silver
  • Country of origin: USA
  • Fluid Media: Air,Inert Gas,Natural Gas,Petroleum Based Oil,Water
  • Hose Length: 3ft / 0.91 m
  • Inner Diameter: 0.08 In / 3.00 mm
  • Length: 3 ft / 92 cm
  • Materials: Brass
  • Max Operating Temperature: 140 °F / 60 °C
  • Max Pressure: 6900 PSI / 475 bar / 48 MPa
  • Max Vacuum: -30 InHg / -101.6 kPa
  • Media Compatibility: Air, Inert Gas, Natural Gas, Petroleum Based Oil, Water
  • Min Operating Temperature: -40 °F / -40 °C
  • Minimum Bend Radius: 1 In / 26 mm
  • Outer Diameter: 0.2 In / 6.00 mm
  • Type: QT
  • Hose End 1: Female Quick-test, brass Female Quick-test Detail
  • Hose End 2: Female Quick-test, brass

  Each Unit Includes

  • 1/4" male NPT x male Quick-test, no check-valve, brass QTHA-2MB0
  • Quick-test 6900 psi hose, brass hose ends, 3 ft (92 cm) long QTQT-HOS-3ft