Originally shared on the public FactorioPrints / Factorio School archive (factorioprints.com · factorio.school). Authorship preserved from the public catalog.
bottom right is the input from the collectors.
Top left is the "dump" to throw overboard.
In front of each there is 2 outputs that will balance automatically.
Each output is made so if you are low on Iron it will dump copper to keep iron production going.
