Siemens Cerberus CS1140 Commissioning page 103

Fire detection system
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Device not localized
Õ Prefix: *
Device localized
Õ no prefix
Localization data invalid
Õ prefix: ?
Fire & Security Products
Siemens Building Technologies Group
Device in the Localization structure is identified with a '*', providing it is not localized
CSX no.
Localization node of a device is identified in the Localization structure with a '?' if its
localization data are invalid
CAUTION:
If the base identification of a detector is missing, it still functions under normal operating
conditions. Problems may occur in the following cases:
The detector is replaced with another
Õ Because the base identification is missing, the control unit does not know the local-
ization of the replaced detector and, as a result, cannot automatically allocate the
new detector the same bus address
Õ The new replacement detector is given a different bus address and its localization
must be re-determined
Õ Because the control unit no longer receives a response from the bus address of the
replaced detector, a trouble message is displayed
ü
A localization node marked '?' can still be allocated to a logical element but remains
marked in the localization structure. Because the allocated elements and devices of
the logical and physical structure are not marked, the information is lost, as soon as
the localization data is overwritten or erased. If the base identification is missing, al-
location should be carried out in exceptional cases only. As a rule, the fault should
be eliminated first.
Next free localization index
I-Bus address
Localization index for ad-
dress allocation (with pre-
fix $)
Device identification
D-Bus address
99
e1249d 4
01.1999

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