What’s the difference between an Alternate action and a Mometary?

Alternate(Latching and Maintained) Action

An operation in which an internal mechanical lock mechanism holds the pushbutton in the operated state the first time when the pushbutton is pressed. And then the lock is released and the pushbutton returns to its original position the second time when it is pressed.

alternate-action

Momentary action

An operation in which a self-resetting Switch returns to its original position after being pressed and then released.

Momentary-action

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