fSONA Sonabeam E Series, Installation Manual, Page: 27 / 87

Preparing Your Installation Site
wireless at the speed of light
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DC Power Source
When using a DC Power Source, it is best to provide a dedicated, overload protected
branch circuit to your Customer Interface Box, as shown in
Figure 4
.
Figure 4 – Terminal Power from a -48VDC Source
AC Power Source
When using an AC Power Source, it is best to provide a dedicated, overload protected
branch circuit to your Customer Interface Box, as illustrated in
Figure 5
, to power your
SONAbeam terminal.
Figure 5 - Terminal Power from a 100-240VAC Source
-48 VDC Power
to SONAbeam
Customer
Interface
Box
5A
48 VDC
Protective Earth Conductor
Earthing Electrode
Earthed Conductor
Customer
Interface
Box
AC
Mains
L
N
AC Power to
SONAbeam