PowerWalker LiFe Battery System 48-100 Manual De Instrucciones página 14

RS485 Port (BMS Communication Port)
Connector type: RJ45

Function: communication between battery module and

inverter module.
Pin Definition:

Extension Port
Connector type: RJ11

Function: BMS signal transmission for battery module and for

battery capacity extension in parallel.
Pin Definition

PIN Definition
1 RS485B
2 RS485A
3 NC2
4 RS485B
5 RS485A
6 PresentA
7 PresentB
8 NC1
11