Manual pressure pumps are portable pressure generators which can be used simply and quickly for measuring, testing or calibration purposes due to their low weight and simple handling. Used together with a DKD calibrated pressure transducer with display, such systems are ideal for the on-site monitoring of pressure sensors and transducers for measuring and test equipment according to DIN ISO 9000. Pressure range up to 250 bar, up to 1000 bar or up to 3000 bar Pressure can be finely adjusted by altering the volume at the distributor block . Dual cylinder system provides easy action, Low weight and compact design makes system portable