Ralston Instruments, Inc. AP0V (300 psi / 20 bar) pump, no gauge connection, with 3ft hose, 1/4" MNPT process connection AP0V-0000

AP0V-0000 AP0V (300 psi / 20 bar) pump, no gauge connection, with 3ft hose, 1/4" MNPT process connection The quickest and most economical way to perform pneumatic field calibrations on pressure transmitters, switches or gauges using an external pressure calibrator as the reference Pressure calibration can be performed without electricity or nitrogen to 300 psi Two outlet ports allow the user to attach pump to both device under test and external pressure reference thus eliminating a tee Fine adjustment piston allows the user to achieve an exact pressure for cardinal point pressure calibrations Precisely vent pressure with soft seated bleed valve Low volume Quick-test hose, gauge adapter and process connection can be attached to pump without thread sealant or a wrench Rugged, all metal construction improves temperature and pressure stability Made in U.S.A. Item Includes Hand Pump - AP0V Assembly (AP0V) 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)