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F02 Quarter-turn Electric Actuators
instruction and operating manual
2.5 Description of the Main Parts
The F02 actuator consists of five main parts:
Base Flange: for coupling the actuator to the valve;
Terminals enclosure: for power and signal cable connection through four available cable
entries;
Mechanical Gearing: internal epicyclical gear reduction, which increases the torque of the
electric motor;
Control Unit: integral control unit inclusive of electric motor with the relevant driver, power
and logic electronic card. By way of the mechanical gearing, the electric motor operates
the valve in normal working conditions;
Manual Override: for actuator manual operation in case of power supply failure or during
actuator setting.
Control unit
Local position indicator
Base flange
Mechanical gearing
Manual override
Cable entries
Terminals enclosure