High accuracy in control valve positioning


  • Rolling diaphragm for minimum friction
  • Low friction bearings – factory lubricated for lifetime
  • Field reversible for spring to open or close simply by flipping actuator over
  • Safety contained springs prevent hazards of inadvertent ejection during maintenance
  • Corrosion resistant – two layer epoxy and polyurethane paint with stainless steel fasteners
  • Adjustable stops for both open and closed positions
  • Wide input pressure range – up to 7 bar (100 psi)


  • Rugged and reliable
  • Smooth operation
  • Accurate positioning
  • Low maintenance
Torque output 15 to 796 Nm (11 to 587 lb-ft)
Operating pressure 0.8 to 7 bar (12 to 100 psi)
Temperature range -29 °C to +66 °C / -20 °F to +150 °F
Options Available options include mechanical lock-out, 100% adjustable stop, tropicalization for wet and humid environments, fast operation and manual override.

Technical bulletin Download
Installation, maintenance and operating manual Download

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