The AVENTICS Sentronic Series 625 is a 3-way proportional highly dynamic “direct acting" proportional pressure control valve platform that accurately adjusts pressure to control air or inert gases. The Series 625 is a full range proportional platform, offering pressure ranges from vacuum up to 50bar / 725 psi. Various sizes of mechanic supporting flow capability from 55l/min up to 5600l/min (1.94 up to 197.76 SCFM).