Profilux 4 connects to Profilux 3.1T

[onlyco]

Hi:
I have a Profilux 3.1T Ultimate-Set already.For control more capabilities,I had intended to buy a Expansion box 2.
Now,the new Profilux 4 is coming, My question is if i can connect Profilux 4 to Profilux 3.1T directly, and use Profilux 3.1T as a Expansion box?
thanks!

[Gunther]

can I use Profilux 3.1T as a Expansion box?

No, that´s not possible

[onlyco]

Thank you for your advice :o