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Also, I tried to use binary address 0001(1), but it doesn't work. for parallel connection I use default RJ45-RJ45. When I connect from PC to master or slave from PC, it works good. But when I want to connect from PC to slave via master (parallel connection), there is no connection

Right, MJBDTools V2.7-20230306

Hello guys! I have 2 items these BMS and I want connect parallel. I have issue with parallel connection. There was connected 2 BMS RS485(Parallel port) - RS485(Parallel port), for slave BMS i put address (1000). I can't connect to slave BMS via master BMS from PC. And LCD dispay wrote in menu...