Luckily now I know that there is something to configure. 
But I insertet the “OpenHAB Konnektor (0.1.8 beta)” and nothing changed. *
http://192.168.1.11:8083/smarthome/#/apps/instance (z-way #normal #not expert)
- Raspberry Pi 4 Model B Rev 1.1
- openhabian@192.168.1.11 (openHAB 4.0.4 - Release Buil)
- RaZberry by Z-Wave.Me
- Z-Wave Chip: ZW0700
- SDK Version: 7.20.00
- Neueste Firmware
- Sorfware Versionsnummer v4.1.2-wb1 (Firmware?)
Blockquote
** nothing changed means:
openHAB → Z-Way= imidiat
Z-Way → openHAB= many minutes (I guess == polling time)