Features
- Suitable for on/off, modulating and control valve applications in general service, protective service and safety applications ex. ESD or HIPPS
- Ductile cast iron center body, fabricated carbon steel power and spring module provides rugged actuator construction. Alternative materials available upon request
- Suitable for safety integrated systems up to and including SIL 3 accordance with IEC 61508.
- The vent valve has built in non-return function for IP67
- Secondary vent valve function is to detect leakages in the rod seal area of pneumatic cylinder
- Springs are non-buckling, lifetime lubricated and epoxy coated
- Ball bearing, flexi joint and the hardened yoke thrust pin bearing are all incorporated into the actuator for longer lifetime, smoother operation