SyncViews wrote:But you still want a manual step at some point, so why not the power switch? You could also have say a constant combinator and manually change its output.

Oh, thanks. I didn't realize that constant combinator has a on/off switch.

Koub wrote:You can use a power switch for that. Power each set of inserters with a different power pole, and turn on and off whichever you want.

I mean, yea, but I thought there is some other way using circuit/logistic network, maybe?

So, I'm building an Iron Processing Station, where boarding trains are either taking or providing iron. And, when automated, all of 'input' trains' cars have only one purpose - providing or taking the iron, obviously. But I like to have this "personal" train, where I carry all of my stuff. And I ...