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GTR64 http://www.matrix.es/GTR64
Tip!
Before installing the modem, use an ordinary mobile telephone to check a possible location for it.
s to GTR64 Terminal
instance, improperly made connections or
or
quipment.
.1.4 Network and Subscription
.2 How to install the modem
it is powered from a battery or a high current supply, connect a fast 1.25A fuse in line
ith the positive supply. This protects the power cabling and modem.
.2.2 Securing the modem
ss is restricted, it may be easier to connect all the cables to the modem prior to securing it
the application.
l modem to the host application using two 3mm diameter pan-head
rews
he antenna is the component in your system that maintains the radio link between the network and the
nd receives electromagnetic energy, its efficient function will
epend on:
for example, circular or directional);
the placement of the antenna;
ble, and possible
s, connectors, antenna
lacement, and the surrounding area.
ou should also determine whether the antenna needs to be grounded or not. Your local antenna
In determining the location for the modem and antenna, you should consider signal strength as well as
cable length.
7.1.3 Connections of component
The integrator is responsible for the final integrated system. Incorrectly designed or installed, external
components may cause radiation limits to be exceeded. For
improperly installed antennas can disturb the network and lead to malfunctions in the modem
e
7
Before your application is used, you must ensure that your chosen network provides the necessary
telecommunication services. Contact your service provider to obtain the necessary information.
• If you intend to use SMS in the application, ensure this is included in your (voice) subscription.
• Consider the choice of the supplementary services
7
7.2.1 Power supply
• Use a high-quality power supply cable with low resistance. This ensures that the voltages at the
connector pins are within the allowed range, even during the maximum peak current.
• When the un
w
7
Before securing the modem take into account the amount of additional space required for the mating
connectors and cables that will be used in the application.
• Where acce
in
• Securely attach the GTR64 Termina
sc
7.3 Antenna
7.3.1 General
T
modem. Since the antenna transmits a
d
• the type of antenna (
•
• communication disturbances in the vicinity in which the antenna operates.
In the sections below, issues concerning antenna type, antenna placement, antenna ca
communication disturbances are addressed. In any event, you should contact your local antenna
manufacturer for additional information concerning antenna type, cable
p
Y
manufacturer might be able to design a special antenna suitable for your the application.
GTR64 Integrators Manual V.1.2 Pag. 28
Preliminary. Subject to change without prior notice