Hi everyone, I'm trying to connect via Modbus TCP to a Huawei SUN2000-KTL-L1 inverter to read some registers using an ESP8266 board. The microcontroller connects to the inverter but when reading a register it returns error 02, which as far as I understand indicates a timeout error. I'm using the …

Huawei SUN2000 Solar inverter Modbus TCP register readout

system Closed February 10, 2025, 2:32pm 2

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