Almost 2 years later and this seemingly beautiful keyboard has turned out to be a HUGE disappointment.
In short; DIN MIDI support is terrible and does not allow mapping of the pitch wheel, mod wheel to any MIDI channel besides 1. In addition only a single MIDI channel can be mapped for the pedals and touch-strip.
While it would seem that these issues could easily be fixed through software / firmware updates Native Instruments has definitively chosen not to address it.
You can read the details
in this article...