Engineering Fluid Diagrams and PrintsDOE-HDBK-1016/1-93FLUID POWER P&IDsRotary actuators are generally called motors and may be fixed or variable. Several of the moreFigure 21 Symbols for Linear Actuatorscommon rotary symbols are shown in Figure 22. Note the similarity between rotary motorsymbols in Figure 22 and the pump symbols shown in Figure 19. The difference between themis that the point of the arrow touches the circle in a pump and the tail of the arrow touches thecircle in a motor.Rev. 0PR-02Page 25
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