- Instruction Manual for ESS R050096 -
19
3.4.3 Battery Modules Communication Line Connection
Connect the communication line of the battery module as shown in the figure, where the RS485
port and CAN1 port of BAT1 are respectively connected to the RS485 port and CAN1 port on the top
of the cabinet, the CAN2 port of bat1 / 2 / 3 is connected to the CAN1 port of BAT2 / 3 / 4.
Picture 3-11Battery modules communication line connection
No.
Name
Line mark
（
3
）
CAN1 communication cable 500mm
CAN1
（
4
）
RS485 communication cable 500mm
RS485
（
5
）（
7
）
CAN communication cable 150mm
CAN1,CAN2
（
6
）
CAN2 communication cable 950mm
CAN1,CAN2
（
7
）
（
3
）
（
5
）
（
4
）
（
6
）
