SolaX Power X1-Hybrid-3.0-LV Manuel D'installation page 69

4. BMS/DRM/COM connection steps
1
* It is recommended to use CAT5 network cable.
2
* For Communication connection, you can select any port from COM 1, COM 2 and COM3.
3
66
1) White with orange stripes
2) Orange
3) White with green stripes
4) Blue
5) White with blue stripes
6) Green
7) White with brown stripes
8) Brown
DRM (optional) COM BMS
COM
DRM (optional)
BMS