Pneumatically operated diaphragm valve GEMÜ 660

The GEMÜ 660 2/2-way diaphragm valve has a stainless steel piston actuator.


The GEMÜ 660 2/2-way diaphragm valve has a stainless steel piston actuator and is pneumatically operated. The valve was designed for dosing and filling a wide range of products. All metallic actuator components are made of stainless steel. Normally closed (NC), Normally open (NO) and Double acting (DA) control functions are available. A stroke limiter and seal adjuster and an optical position indicator are integrated as standard. —Optional flow direction and installation position —Stroke limiter and seal adjuster easy to adjust —Precise stroke scale on the cover, 10 scale points per turn (one full turn corresponds to 1 mm stroke) —Improved sealing —Distance sleeves for the diaphragm available (not for steam applications) —2 control air connectors in flow direction, 4 control air connectors as an option, two of which are arranged across the flow direction —Fast cycle duties due to minimized filling volume —Electrical position indicators on request

Taps - adjustable controls
  • Diaphragm valve

Product features

Body material 1.4408, investment casting
Body material 1.4435, forged body
Body material 1.4435, investment casting
Body configuration Tank valve body
Body configuration 2/2-way body
Body configuration Multi-port design
Actuator Pneumatic
Operating pressure 0 to 5 bar
DN 4 to 25
Media temperature -10 to 100 °C

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