System Debug - Pylontech Force-L2 Operation Manual

4. System Debug

This system debug is for BESS system (Battery Energy Storage System). BESS system can't do the
debug itself. It must operation with configured inverter, UPS and EMS system together.
Debug Step
Prepare of debug.
Working together with
inverter.
Content
Turn on the BESS system, refer to chapter 3. The battery system will
close relay and has power output.
Remark: Except the BESS, if other equipment has its own system turn
on step, must follow the operation manual.
1) Check the communication cable connection and make sure the
cable order on battery and inverter side are matched. All undefined
pin should be empty.
2) Check the baud rate of inverter. The default of battery CAN is
500kbps, 485 is 115200bps. If necessary, change the baud rate of
RS485.
3) Check the terminal resistance CAN 60 Ω, RS485 120Ω
4) If necessary, check the setting on inverter or control box has right
parameter and brand of battery. And check the information of BESS
shown on inverter is correct.
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