Wiring The Antenna Using Pigtail Cables - KVH Industries TracPhone V30 Installation Manual

Mini-vsat broadband satellite communications system
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TracPhone V30 Installation Guide
Wiring the Antenna Using
Pigtail Cables
If you cannot maintain minimum bend radius at the
antenna or VSAT-Hub, or your preinstalled cable cannot be
terminated using high-quality male "TNC" connectors at
both ends, KVH offers a conversion kit (KVH part no.
72-0947) with six 3 ft (1 m) pigtail cable adapters, two each
of the following:
• TNC (female) to TNC (male)
• F-type (female) to TNC (male)
• N-type (female) to TNC (male)
Figure 60: Minimum Bend Radius of RF Cables
Cable Type
RG-11
LMR-400
LMR-600
Follow the steps below to connect a pigtail between the
preinstalled antenna cable and the antenna or the
VSAT-Hub.
1. Heat shrink is supplied with each 3 ft (1 m) pigtail cable
to protect the connection between the antenna cable
connector and the pigtail cable connector. Slide a heat
shrink sleeve onto the end of each pigtail cable
(opposite the antenna or VSAT-Hub end) for later use.
2. Fill half of the inner body of the antenna cable
connector with the supplied silicone grease to prevent
moisture and corrosion.
3. Connect and SLOWLY hand-tighten the male antenna
cable connector to the female connector end of the
pigtail cable, allowing the grease to diffuse and settle
into the entire space within the connector.
4. Make sure the antenna cable connector is tightened all
the way into the pigtail cable's connector. Then tighten
the connector with the appropriate wrench and torque
setting (see Figure 61).
Figure 61: Torque Settings
Connector Type
F-type
N-type
TNC
34
Minimum Bend Radius
4.5" (11.5 cm)
4.5" (11.5 cm)
6.0" (15.3 cm)
Wrench and Torque
7/16" wrench set to 20 in.-lbs
Hand-tighten to 9 in.-lbs
5/8" torque set to 23 in.-lbs
5. Seal the antenna cable-to-pigtail connection using
silicone sealant, self-vulcanizing tape, or equivalent.
Then protect the connection with the heat shrink.
6. Repeat these steps for each pigtail, then continue
system installation by referring back to
Antenna" on page 10.
Figure 62: Connecting the Antenna Cable to the Pigtail Cable
Wiring the Antenna Using a Prein-
"Wire the

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