Sunfree Series- 55 -6.3 Monitoring Operation and Battery manage systemThe equipment is equipped with an RS232 interface, RS232 can transfer to Wi-Fimodule, Ethernet module and GPRS module, which can be used in the monitoring ofthe operation status.By connecting the internet through a Wi-Fi module and uploading the data of theinverter to server, users can monitor the operational information of the inverter byweb version web portal or mobile APP (please download the mobile APP fromSAJ’s official website) remotely.By connecting the internet through a Ethernet module and uploading the data of theinverter to server, users can monitor the operational information of the inverter byweb version web portal or mobile APP (please download the mobile APP fromSAJ’s official website) remotely.By connecting the internet through a GPRS module and uploading the data of theinverter to server, users can monitor the operational information of the inverter byweb version web portal or mobile APP (please download the mobile APP fromSAJ’s official website) remotely.The equipment is equipped with an RS485 interface, RS485 can be connected tobattery manage system, while battery parameter of inverter match with thecommunication protocol of battery manage system, inverter would obtain the data asthe protocol from battery manage system.