Foxcom SATLIGHT 7225H, Инструкция по установке и эксплуатации

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Options
page 2 Document no. 93-005-33-B2
1.1 Options
The 7225H Interfacility Link comes with a variety of options:
1. 155nm laser; a 1310 nm laser is standard.
2. LNB powering; the transmitter unit can provide 14 or 18 VDC for
optional LNB powering, depending on the Power Supply in the
chassis
1
.
3. 50 Ω or 75 Ω Input/Output Impedance/BNC female connector.
Standard impedance is 50
Ω
/F type, female connectors.
4. Standalone unit; the 7225H Interfacility Link can be installed as
a standalone unit. If the
7225H
is used as a standalone, a separate
power supply must be used.
5. On the side of the
7225H
T and the
7225H
R units is a label which
lists options 1 to 3. Under each option is a square
2
. If the unit
includes a particular option the square under the option should
be marked.
Figure 1 Option Label
1. At least one power supply, either a 14 VDC or an 18 VDC, depending on
customer specifications, must be installed in the 7180M chassis. Up to
two rackmounted power supplies may be installed on the chassis. The
two power supplies must have the
same
voltage, either two 14VDC or
two 18 VDC.
External Power Supply
: An external power supply may be used.The external
power supply is connected via connector J11. If an external power
supply is used this must be specified when ordering the
7225H
and the
chassis. The voltage level provided by the external power supply is
customer-defined any may be different from the internal voltage power
supply.
2. The label includes options which are not relevant to the
7225H Interfacility Link .