How to wire momentary push button switch?
Connect the positive pole of the power supply to the load pin of the switch, and connect the other load pin to the LED lamp pin (+) and the positive pole of the device, and then connect the negative pole of the power supply to the negative pole of the LED lamp pin. The LED inside the button lights up. When the hand leaves the button, the button is powered off. Please look at the drawing.
The picture below is a schematic diagram of push button switch connected to the device