Two Pressure Valve Function. Aventics twin pressure valves are used for the main or pilot flow limitation of one or two actuator ports from 80 to 800 litres per minute. Pneumatics two pressure valve at the output of logic circuit, the operating pressure will only be connected through when both inputs are supplied with pressure.
Riobel 1/2 Pressure Balance Roughin Valve with 1 from www.wayfair.com
This device is widely used in petrochemical, petroleum refining, chemical manufacturing industries. They help in a variety of functions, from keeping system pressures below a desired limit to maintaining a set pressure level in part of a circuit. The vent port tees in after the control orifice.