A quick-start guide won’t save you here. The full BCL 4562 manual includes:
The BCL 4562 uses standard Modbus RTU protocol over RS232/RS485 networks. 8 Data Bits, 1 Stop Bit, No Parity (8-N-1). Common Modbus Registers (Holding Registers - 4X) 40001: Gross Weight (High Word) 40002: Gross Weight (Low Word) 40003: Net Weight (High Word) 40004: Net Weight (Low Word) bcl 4562 manual full