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Pressure calibration pump / hand - PHP Series
The model Pneumatic Hand Pump is a hand operated pump for sourcing pressure and vacuum. It is designed for use to verify calibration of pressure indicators, switches, controllers, transmitters and recorders. It is also use in conjunction with a digital and analog gage for a complete calibration system. It includes a 30" or 1m hose with a 1/4" female NPT quick fit connector. The model PHP is an adjustable stroke to provide over pressure protection and fitted with a fine adjustment valve for precise volume control. The unit provides output pressures up to 600 psi or vacuum down to -28.5"Hg.