What does the symbol for a motor controller look like in TPC schematics?

The symbol for a motor controller in TPC schematics typically represents the control functions associated with the motor. A rectangle with arrows indicating control signal directions effectively captures the essence of how a motor controller functions. The rectangular shape is commonly used to represent devices that manage power or control flow, while the arrows signify the direction of control signals, illustrating how the controller communicates with the motor. This visual representation helps convey important information regarding the operation of the motor controller, such as input and output relationships, allowing easier understanding and interpretation of circuit diagrams.

In contrast, other symbol interpretations like a circle with arrows or a square with a gear symbol do not accurately reflect the standard depiction of a motor controller, as they typically suggest different electrical components or functions. A triangle with a control dial may imply a different type of device or control mechanism rather than specifically a motor controller. Thus, the rectangle with arrows is the most appropriate representation in this context.