Generate vacuum or a pressure for calibrating low pressure or vacuum instrumentation using an external pressure calibrator
- Generate either 125 psi (8.6 bar) pressure or 23 InHg (584 mm Hg) vacuum with the same pump
- Unique design allows the user to convert from pressure to vacuum by simply twisting a knob, even with gloves on
- Two outlet ports allow connection to reference pressure gauge or pressure calibrator as well as device under test, thus eliminating a tee
- Large volume fine adjustment piston provides precise control, even at very low pressures
- Precisely vent pressure with soft seated bleed valve
- Made in U.S.A.
![Pneumatic Pressure/Vacuum Hand Pumps](https://ralstoninst-cms.imgix.net/landing/DPPV_FLP1-W0_XMITTER-dppv-marketing.jpg?auto=compress%2Cformat&crop=focalpoint&domain=ralstoninst-cms.imgix.net&fit=crop&fp-x=0.5&fp-y=0.5&h=100&ixlib=php-3.3.1&w=150&s=bc1f8e7c14813ffb1c19686950fab430)
Configure a Pneumatic Cylinder Hand Pump
Ralston Pneumatic Cylinder Hand Pumps come in a variety of different configurations. Choose which bundle is right for your application.
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