Manufacturer: Biffi
EFS
The EFS 2000 v4 series are electric quarter turn spring return actuators for closing and opening a valve in emergency conditions.
The EFS 2000 is available in eight sizes and is designed for on/off or inching operation of valves on safety critical applications in the oil & gas, process and general industry sectors, where conventional pneumatic or hydraulic power supply to fail safe actuators is unavailable.
Technical Specifications
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EFS
Technical Specification
- Spring return mechanism for moving the valve to the fail safe position
- Epicyclic gear reduction to increment the output torque of the electric actuator
- Electro-magnetic clutch
- Low pressure hydraulic control group for manual operation and operating speed regulation
- Non-intrusive configuration
- User-friendly push-button panel for operation, setting and diagnostics
- Bluetooth™ wireless connectivity
- Advanced maintenance data and alarm reports
- Valve condition monitoring
- Configurable ‘data logger’ function for maintenance and diagnostic programs in recorder or event modes
- User adjustable numeric and graphic displays with 8 language options
- Double sealed terminal block
- Digital contactless torque and position sensing
- Advanced open bus communication protocols:
- Lonworks
- Profibus DPV0, DPV1 and redundant DPV1
- Foundation Fieldbus
- Modbus
- Hart
- Certified for use in SIL 3 applications
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