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1) Cable connection for RS485:
• Make sure all dip switches of master batteries are R0XX, then turn ON batteries. R: is the
baud rate of RS485 needed, all master batteries shall be the same.
• After all batteries are in running mode, the buzzer of master battery in group1 will ring
3 times. This means that all groups are online.
• The interruption of each RS485 command shall ≥ 1s.
Figure 22: RS485 bus communication cable connection diagram for Pylontech batteries