Products Menu Panasonic Sensors Mitsubishi Electric Control System Cognex Vision and Barcode Readers Epson Robots Koganei Pneumatics AirTAC Nitta Moore Tube, Hose and Fitting Convum Vacuum System NemaAsia Solutions Patlite Products Sanyo Denki SPG Fluid Control Equipment / Proportional Control Valves – KFPV It was developed on the basic concepts of High precision, efficiency, and simplicity.It enables stepless adjustments of flow rate by changing the magnitude of input signals.High precision control of air, gases, liquid, and various types of media.