Diversified industrial manufacturer Eaton Corp. has added a PQ spool to its line of proportional two-stage directional valves with on-board electronics. These servo performance valves have spool feedback on both stages and now can be ordered with a PQ control spool especially customized for plastic injection moulding machines. These valves have ISO standard mounting interfaces and industry standard 7-pin electrical connectors with “plug and play” features. The integral amplifier features factory-preset adjustments for consistent flow gain and reproducibility, valve to valve. This KBHDG5V family of valves comes in sizes 5, 7, 8 and 10. Other features of the valves include: rated flow up to 720LPM and rated pressure up to 350bar; die-cast housing that protects on board electronics; full CE electromagnetic capability; fully vibration- and shock-tested; optional external valve enable function; and IP65, 67 environmental protection rating.