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Siemens Room units with 2-wire interface CB2N3261en_03
2020-01-22
HMI-SG software version and build number will be shown when coming to
diagnostic mode. The software version includes 3 digits and the build number 4
digits.
In diagnostic mode, pressing Mode button can view the following 9 local
parameters. Some local parameters are read-only (RO), and others are read-
writable (RW), the local parameter view will show as follows:
· The individual address of different HMI-SG on one network should not be
identical. The viewing and editing process of parameter is the same as "edit
parameter" in service mode.
No. Local Parameters and Descriptions
001 KNX connectivity (RO)
In KNX connectivity page, if there is any KNX frames received in the last 70 seconds, “OK” will be
shown to indicate KNX bus is activated, otherwise, “NG” will be shown.
002 KNX individual address – line address (RW) - (X.1.1)
The range of the address value is 0 to 15.
003 KNX individual address – area address (RW) - (1.X.1)
The range of the address value is 0 to 15.
004 KNX individual address – device address (RW) - (1.1.X)
The range of the address value is 1 to 252.
005 KNX geographic address apartment (RW) (X.1.1)
The range of apartment number is from 1 to 126.
006 KNX geographic address Room (RW)(1.X.1)
The range of room number is from 1 to 14.
007 KNX geographic address Sub-zone (RW)(1.1.X)
The range of subzone number is from 1 to 15.
008 Network failure detection Enable (RW)
This parameter enables or disables the function of network failure detection. If it is enabled and there is
no any KNX frames received for 70 seconds, “NET” will display and blink on screen.
Note: The net failure detect timeout is 30 seconds during parameter initialization.
009 Auto individual address assigned enable (RW)
If the parameter is 0, HMI-SG will use the device address as fixed individual address. Otherwise, HMI-
SG may change the device with DAA mechanism if the device address conflicts with other existing
device on the KNX bus.
Edit local parameter
Note