Switches with a maintained contact have a reset button at the bottom of the switch case in addition to the pushbutton (plunger) located on the opposite side of the reset button. Use the reset button to reset the switch.
Operation Chart for Maintained-contact Switches
Because Switches have greater overtravel than pretravel, it is suitable for use in reversible control circuits, manual reset circuits, safety limit circuits, and other circuits that are not suitable for automatic resetting.
