The AVENTICS Series ED12 is a direct acting pressure regulator that offers proportional pressurization, which means it can accurately control the pressure of a fluid in a pneumatic system. The exhaust valves are controlled separately, which allows for dynamic control in demanding applications. The Series ED12 is suitable for use in a variety of applications, including factory automation, material handling, and machine building. It is a reliable and durable option for maintaining accurate pressure control in pneumatic systems.