Inputs: {'type': 'InformationBearingArtifact', 'count': 1, 'constraints': 'control signal - electrical, pneumatic, or hydraulic'}, {'type': 'ElectricalPower', 'count': 1, 'constraints': 'for electric rotary actuators (optional, depends on actuator type)'}

Outputs: {'type': 'MechanicalPower', 'count': 1, 'constraints': 'rotational torque and angular displacement output to operated equipment'}

Transformation: input control signal and energy converted into controlled rotational motion with specified torque and angular positioning