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# System prepended metadata

title: Hall Effect Motor Kill Switch

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# Hall Effect Motor Kill Switch

This is the kill switch for AUV competition that can cut off the power to motor once the magnetic shark fin was removed from the AUV.

## Hall Effect Sensors

Schematic Diagram of Hall Effect Sensors

![](https://i.imgur.com/r22d8wc.png)


Hall-Effect Switch IC - AH180N-WG-7
https://www.diodes.com/assets/Datasheets/AH180N.pdf
### Version 1 - FPC
First veresion of Hall Effect Kill Switch , but due to the durability of FPC change to PCB version.
![](https://i.imgur.com/jTjwj7Y.png)

### Version 2 - PCB 

![](https://i.imgur.com/9pg6O3d.png)

2 Magnets will be mounted at the Center, with 2  kill witch PCB mounted at the side .
![](https://i.imgur.com/gAhQTM1.png)


## Magnetic Shark Fin