> For the complete documentation index, see [llms.txt](https://docs.revrobotics.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.revrobotics.com/duo-control/legacy/expansion-hub-gs/wiring-diagram.md).

# Wiring Diagram

### System Wiring Diagram

Before configuring your Expansion Hub, devices must be connected to the Expansion Hub. Below is a sample wiring diagram to show a sample of actuators and sensors usable with the Expansion Hub.  

![System Wiring Diagram](/files/-M8VuUXJraG-4NZBD4S7)