Delete Devices From The Device List; Bus Communication; Device Address Knx Tp1; Bus Power Supply - Siemens Synco living QAX913 Mounting And Commissioning

Delete devices from the device list

If you want to remove a device, select if possible function "Disconnect device"
(see page 86).
Defective devices may not be able to be disconnected. In this case, proceed
as follows to remove the faulty device from the device list of the central apart-
ment unit:
Main menu > Commissioning > Device list
> Device X > Delete device:
Use function "Delete device" only if you cannot remove the device with
function "Disconnect device".

Bus communication

Device address KNX TP1

You need to enter an unambiguous device address for the central apartment
unit. After entry, the central apartment unit checks if the address entered has
already been assigned. If the address is available, the display returns to the
"Basic settings" menu. The value is adopted. Otherwise, you are prompted to
enter a new address.
Main menu > Commissioning > Bus communication
> Basic settings > Device address:
When using device address 255 (factory setting), no data is transmit-
ted via bus. Use another device address.

Bus power supply

Specify if the central apartment unit is to supply power to the bus.
Main menu > Commissioning > Bus communication
> Basic settings > Bus power supply:
Off Bus supply for the central apartment unit switched off. An ex-
ternal supply supplies power to the KNX bus.
On Bus supply for the central apartment unit switched on. The
central apartment unit supplies power to the KNX bus.
(Factory setting)
Caution: Only one central communication unit (OZW771 or OZW772)
may be connected via KNX connection to the central apartment unit's
bus supply.
If several or other devices are connected to the bus, you must switch
off the bus power supply by the central apartment unit.
90 / 134
Siemens
Building Technologies
Synco™ living
Commissioning the system
CE1C2740en
13.12.2010