If you're only about via ferrata, then the ca. 1500m of ascent involved in doing the Baltschieder Klettersteig is probably too much for you. However, integrate the via ferrata into a two-day adventure with an overnight stay at the Wiwannihütte and you're in for a treat. Day 1 Ausserberg - Suone Niwärch - Baltschieder...