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GEMÜ 649

Motorized diaphragm valve

  • Description
  • Features
  • Technical specifications

The GEMÜ 649 2/2-way diaphragm valve has a hollow shaft actuator and is electrically operated. The eSyDrive hollow shaft actuator can be operated as an OPEN/CLOSE actuator or as an actuator with integrated positioner or process controller. An integral optical and electrical position indicator is standard

  • Hermetic separation between medium and actuator
  • Installation for an optimised draining is possible
  • Open/close function, positioner and process controller
  • Variable force and speed
  • Diagnostic functions
  • Operable via web interface eSy-Web
  • Electrical and mechanical position indicator
  • Actuator can be positioned in 45° steps
  • Connection: Clamp; Flange; Spigot; Threaded socket; Threaded spigot
  • Actuator: Motorized
  • Body material: Cast iron body; Forged body from 1.4435 or 1.4539; Investment cast body from 1.4408 or 1.4435; Investment cast body from 1.4408 with plastic lining; SG iron valve body with elastomer or plastic lining
  • Max. operating pressure: 10 bar
  • Max. media temperature: 100 ° C
  • Min. media temperature: -10 ° C
  • Nominal sizes: DN 32 (1 1/4''); DN 40 (1 1/2''); DN 50 (2'')

Product news


Control valve for pharma and food

With type 649, GEMÜ is launching a motorized diaphragm valve for sterile and hygienic applications.

Product news


The new GEMÜ eSyDrive motorized actuator sets new standards

in the areas of compact design, speed and accuracy.