There were several write ups here recently on this. Snrusnak I think was one of the members who posted on this.
Not to knock your set-up because its tucks away nicely behind your fairing, but if you check out his thread, I think you might like his set-up if your interested in hiding it completely. His hides behind the dash panel and gives a quantitative LED reading.
I did a quick search, but didn't find it and running late this morning.
Nice work overall on the regulator! [up]