Minecraft Version: 1.12.2
Extra Cells 2 Version: 2.6.5
Forge Version: 14.23.5.2847
Applied Energistics 2 Version: rv6-stable-7
Cell's in Position 3-5 are completely empty.
Cell 1 has:
Cell 1 is 64K Gas Cell
Cell 2 is 4096K Gas Cell
With Cell 1 & 2 In:


With Cell 2 In:


I did not get a picture but with 2 in and 1 Out it displays the same as with 1 & 2 in.