The video (not mine!) explains the settings of a similar system I am using. For more info, go to http://openenergymonitor.org/emon/
Other sites where I publish live data: http://daturach.github.io/
Shows the power produced, consumed, battery stats, etc. monitored by a solar power inverter on our premises.
More detail here:
Monitoring of a solar installation with 24V 330W panel, Tracer4210AN MPPT controller, 12V 138Ah battery and 12V 1000W inverter. Used STM32F103 to decode controller data and get inverter current and SIM808 GPRS module to communicate with ThingSpeak