Umm ... each train has a unique schedule, right? A train for the Base Copper Unload Station is not going anywhere that it would pick up Iron or Uranium, is it?

Assuming that the Base Copper Unload Station is the only station that such a train would want to visit at the base (ignoring where it ...

If you just want to hold the trains into the stacker, using exclusively chain signals from "nove" to the entrance of each unloading station would do the trick.

It would prevent trains from going past the "nove" station if there is no room available for them at the unload.

In this case though you ...

Hello Reader,

I have a train unloader bay that unloads specific mats for each unloader station. Underneath this is a stacker that has 1 row for each mat. I am trying to setup a network system (or whatever) that detects a train at the unloader sending a signal to the stacker telling it to hold the ...