Device Address For The Ozw771.Xx Central Communication Units - Siemens Synco 700 Series Basic Documentation

Introduction
Note
Bus power supply
Device address
Assigning addresses
manually
Programming mode
Bus voltage
"Prog" LED
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5.3 Device address for the OZW771.xx
central communication units
In the designation OZW771.xx (where xx = 4, 10 or 64), xx indicates the number of
bus devices that can be connected to that central communication unit.
The commissioning procedure is described in the installation instructions (G3117,
packed with the device). For more information, refer to document P3117.
The OZW771.xx central communication units do not supply power to the bus.
Decentral or central bus power supply is required for communication via the KNX
bus (see section 2.2).
The factory-setting is device address 255. For communication via KNX, this device
address must be modified.
The OZW771.xx central communication units do not have a tool socket. "Manual
assignment of addresses" and "Programming mode" are only possible via the
following connection:
PC/laptop OCI700 interface
OZW771 on KNX bus.
If there are no couplers or IP routers, the factory-set area/line address 0.2 is used.
1. In ACS Service select Plant > Edit device list... to open the "Edit device list" dialog
box (see section 5.2.1).
2. Select the central communication unit with the left mouse button and click the
button marked Manually...
3. Enter a device address in the range 1...253 (excluding 150), and confirm by
Write
clicking the
1. Set the central communication unit locally to programming mode. To do this,
press the "Install" button (top right on the central communication unit) for a
maximum of 2 seconds. The red "Prog" LED lights up.
2. In ACS Service select Plant > Edit device list... to open the "Edit device list" dialog
box (see section 5.2.3). Click the
assignment" dialog box.
3. Enter a device address in the range 1...253 (excluding 150), and confirm by
clicking the Write
The central communication unit only switches to programming mode if the bus
power is available.
The "Prog" LED (top, outer right) indicates the programming mode.
• LED off
Normal mode
• LED on, red
Programming mode (LED is extinguished automatically
once the device address has been adopted.
Basic documentation: Communication via the KNX bus
Device addresses via ACS
RJ45 tool socket (device or bus socket)
to open the "Address assignment" dialog box.
button.
Programming mode...
button.
button to open the "Address
CE1P3127en
30.08.2007