Hi I'm new on the forum and I'm wondering if some one try to build a z-wave sensors. I have found chip that that is capable to communicate throught z-wave. Maybe it's expensive but i think from specyfication it's worth it. Here is the link to the chip
http://www.digikey.com/product-detail/en/sigma-designs-inc/ZM5202AE-CME3R/703-1071-1-ND/4135428
It's 868MHz EU Frequency
