COBHAM Sailor 250 FleetBroadband, Руководство по обучению, Страница: 50 / 270

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Chapter 2
Product Presentation
• TT-3052C SAILOR 500 FleetBroadband ADU is the latest
version of antenna for the SAILOR 500 FleetBroadband
system, generally the same antenna as the 3052B, though
only the dome (top and bottom) is different. This antenna had
first customer delivery August 2011.
2.1.3 Below Deck Units (BDU) /Terminal
The SAILOR 500 FleetBroadband exists in two different BDU’s
/Terminals, which both will be described here.
Figure 2-28: TT-3738A BDU
SAILOR FleetBroadband Terminal TT-3738A is the controlling
unit in the SAILOR FleetBroadband system. It contains the primary
electronic parts, all user interfaces and LED indicators and it stores
configuration data.
The DC input for the SAILOR FleetBroadband Terminal is designed
for 24 VDC nominal.
The SAILOR FleetBroadband Terminal supplies 18-29 VDC to the
antenna through a single coaxial cable.
The Terminal is basically the same for SAILOR 500 FleetBroadband
system and the SAILOR 250 FleetBroadband system.
Figure 2-29: TT-3738A-T19 BDU, 19” rack version
SAILOR FleetBroadband Terminal TT-3738A-T19
is a terminal
available as a 19” Rack version. The 19” Rack Terminal is the
same as the basic version, except for the housing which fits in a
19” rack and has an additional power switch on the front panel.
NOTE!
To improve overall system
overview the IP Handset
displays active, critical alarms
from the BGAN terminal to
keepyou informed about the
status of the BGAN terminal.
NOTE!
The IP Handset has some
BGAN terminal control
functions. If configured as
handset with the local number
0501, you can use the
handset to start and stop data
connections (background or
streaming) for all network user
groups.