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SUN-BATT-5.12R | Installer Manual
2.2.3. CAN / RS485 Port
CAN / RS485 Communication Terminal (RJ45 port), connect to inverter, follow CAN / RS485
protocol.
PIN
Definition
Pin 1, Pin 8
RS485-B ( to PCS, reserved )
Pin 2, Pin 7
RS485-A ( to PCS, reserved )
Pin 3
NC
Pin 4
CANH ( to PCS )
Pin 5
CANL ( to PCS )
Pin 6
GND
2.2.4. RS232 Port
RS232 Communication Terminal (RJ45 port) follow RS232 protocol, for manufacturer or profes-
sional engineer to debug or service.
PIN
Definition
Pin 1, Pin 8
GND
Pin 2, Pin 7
RS232_TX
Pin 3, Pin 6
RS232_RX
Pin 4, Pin 5
NC
