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/
Pure Imagination is a working prototype of a future wherein plant fed microbial fuel cells cleanly generate a substantive amount of people’s daily electricity usage. This channel is regularly fed performance data of two microbial fuel cells.