Thank you, Tertius, for your reply!

Oh well, I knew there must have been a better approach!
"Direct and simple" you write.
Well, it didn't feel like that to me! :lol:

But as I have solved the problem myself now (at least in principle and I am proud about it), I am glad to use your way better ...

I got bored watching the contents of the tanks to evaluate their trends.
Does it fill up? Does it drain?
So I decided to over-engineer it and create a game logic capable of doing so for me.

I am mostly inexperienced with logic networks and struggled quite a bit with the task, but I finally came up ...

Yea, it's the other way round.

Somehow, I seem to get the intended behavior now. Oftentimes by simply trying.
But as confirmed by Kyralessa, it doesn't make sense.

Which makes me wonder: why was my suggestion pushed to this forum section? (I certainly posted in the main Suggestion forum, didn't I ...

TL;DR
Please change the toggle-description ('Enable/disable') of inserters to only one option (-> 'Disable').


What?
The condition result is either TRUE or FALSE.
There is no sense in offering two contradictory options. Which one is it, if the condition is TRUE? Will 'Enable' be chosen, or ...