Siemens Synco OZW772 Series Commissioning Instructions page 154

Result
Transmit project data
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Building Technologies
Both data points are now linked to the group address "Living room" and added to
the list of object.
The room unit sends its measured temperature which is received by OZW.
When transmitting the project or portions of the project from ETS to the devices on
the bus, all the changes are saved on the applicable devices.
The various possibilities are described in the ETS documentation.
When ETS is connected to the KNX bus via OZW, ETS has the KNX address
15.15.254.
By configuring the OZW with ETS, the default group addresses are overwritten by
system time and faults.
Web server OZW772... V6.0
KNX S-Mode
CE1C5701en
2015-10-12