Which component is typically linked to the actuator of a limit switch?

The component typically linked to the actuator of a limit switch is a set of contacts. Limit switches are devices designed to detect the presence or position of an object or a mechanism within a defined area. When the actuator, which is often a lever or button, is engaged by the object, it mechanically operates a set of contacts within the switch.

These contacts serve the critical function of either opening or closing an electrical circuit, allowing or preventing electrical current from flowing based on the position of the actuator. This operation is fundamental to many automated systems, ensuring machinery operates only under specific conditions or reaches safe limits.

The other choices do not directly relate to the primary function of limit switches. Capacitors store electrical energy and are not involved in mechanical actuation. Transformers are used to step up or step down voltage levels and do not interact with limit switches directly. Relays are electromagnetic switches that can be controlled by another circuit; while they may be part of a broader control system that includes limit switches, they are not the primary component connected to the actuator. Therefore, the link between the actuator of a limit switch and a set of contacts is central to its operational purpose.