13 SIGMANET
Up to version 3.0 a maximum of 32 operating panels can be connected in the SIGMANET
Up to version 3.1 a maximum of 40 operating panels can be connected in the SIGMANET
From version 3.2 a maximum of 60 operating panels can be connected in the SIGMANET
The operating panels include all devices operated on the SCI interface including
SIGMAPORT, FAT, FBF-A, etc., plus all operating panels connected in the SIGMANET and
in the spur to SIGMASYS control and indicating panels.
13.1.1 Modem links in SIGMANET
Modems can be used to bridge longer distances.
Two types of modem exist:
Baseband modems can only be used for galvanic connections
Voice band modems can be used irrespective of the line type.
Please note the following when using a modem:
•
Up to eight modem links can be set up in SIGMANET.
•
A maximum of 16 SIGMANET units are permitted when starting a modem.
•
Apart from at the SIGMANET control panel (S24230-F130-A4), the modem must be
connected to a TTY/V24 converter.
•
The TD-32B-DC voice band and BMXtra voice band modems must only be operated in
systems where all SIGMANET units have firmware version 3.1.
•
All modems must be powered by the control and indicating panel’s PSU.
•
The maximum possible connection length depends on the line type.
Modem
Part number
Used for
Power supply
Remark
TD-32B-DC
WMO:31781090
Voice band
±UB from BMZ
V3.1 and later
BM-Xtra
BTZ:2156a
Voice band
±UB from BMZ
V3.1 and later
DAG19K2-11
S22382-H2100-A2
Base band
12V from DC/DC
converter 24V/12V
24V/12V/4,3A build-
in converter
V24065-Z2059-A1
from DAG 19K2-11
TTY/V24-converter
V24230-Z2-A1
V24230-Z7-A1
±UB aus BMZ
Table 37: Using a modem
Figure 21: Modem links in SIGMANET
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BMT Project Planning Guidelines
Best.Nr. A24205-A337-B970 – Edition 12 (03/07)
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