The AVENTICS Sentronic Series 623 is a 3-way proportional pressure control valve that accurately adjusts pressure to control air, inert gases (max. 30 bar) and Oxygen (max. 10 bar). The Series 623 is specified and design to work perfectly in Laser- or Flame cutting application. Series 623 offers higher exhaust capacity for high dynamic control. A special feature of the Series 623 is its software supplied for optimum adjustment of proportional control behavior over PC and viewing of setpoint and feedback signals.