Ralston Instruments, Inc. DPPV (+100 psi to -25" Hg) pump, no gauge adapter, with 3ft hose, 1/4" MNPT process connection DPPV-0000

DPPV-0000 DPPV (+100 psi to -25" Hg) pump, no gauge adapter, with 3ft hose, 1/4" MNPT process connection Generate either a 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 -25In Hg (-635 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. Item Includes Hand Pump - DPPV Assembly (DPPV) Hose - Quick-test 6900 psi hose, brass hose ends, 3 ft (92 cm) long (QTQT-HOS-3ft) Hose Adapter - 1/4" male NPT x male Quick-test, no check-valve, brass (QTHA-2MB0)