noun That which positions. Any mechanical device used to position something. The part of a control valve used to control the opening or closing of the actuator based on electric, or pneumatic signals.
noun Any mechanical device used to position something. The part of a control valve used to control the opening or closing of the actuator based on electric, or pneumatic signals.
noun The part of a control valve used to control the opening or closing of the actuator based on electric, or pneumatic signals.