RepRapPro Mendel Carriage for E3D Hotend and capacitive Z-Probe

For the X-Carriage i took the one of the Prusa i3 and changed the distance of the bearings to fit the RepRapPro Mendel.
The E3D is shaped into the mount using a clip.
Next to it i added a place for a capacitive probe.
You can see it in action here:

Instructions

The sensor is a LJC18A3-H-Z/BX (bought on eBay).
Since it runs on 12V you will need a optocoupler to operate the endstop.

To know more about capacitive proximity sensors this video helped me a lot:

To set it up I followed the instructions of the Makerfarm tutorial:
https://www.youtube.com/watch?v=6msLOR\_EfKc

If you can read german you finde an more detailed description here:
http://forums.reprap.org/read.php?336,388217

I still did not have the time to translate the howl article to English, sorry.