The pneumatically operated GEMÜ S40 globe valve is designed for use in a variety of areas of application and has body configurations such as angled and straight seat bodies. The valve spindle is sealed by a self-adjusting seal, providing low-maintenance and reliable tightness even after a long service life. All actuator parts (except the seals and design elements) are made from stainless steel. The “Normally closed”, “Normally open” and “Double acting” control functions are available. The valve has an optical position indicator with a transparent cap as standard. The state-of-the-art automation components enable simple, modular expansion as a control valve for process optimisations