2-6
2.5.2
Main Power Connections
Electrical Connections For External DC Power Supply
An ex12 to +16 VDC power supply unit or solar panel can be used to power the
IRRInet-XL RTU. For power requirements consult both the IRRInet-XL System Planner
as well as the listing on the RTU nameplate.
Connection Instructions:
1. Use the DC Power Cable (Motorola number FKN4469). Connect the open
end to the DC power source, red wire to positive voltage and black wire to
negative voltage (Gnd). Connect the other end of the DC Power Cable to the
'PWR IN' inlet of the power supply module. Refer to Figure
2-7 for proper
connections.
2. For Mobile Radios, use the DC Power Cable (p/n GKN6270). Connect to the
external DC power source, red wire to positive voltage and black wire to
negative voltage (Gnd). Refer to Figure
2-7 for proper connections.
3. For Portable Radios, use the DC power cable (Motorola number FKN4465).
Connect to the Power Supply Module “AUX” connector. Refer to Figure
and Figure 2-9 for proper connections.
N
N
o
o
t
t
e
e
:
:
To comply with CE Standards a DC line filter should be used when
the main power to the IRRInet-XL is from a DC power source (such
as a solar panel) and a portable radio is installed in the RTU. Refer
to
CHAPTER 7 for connecting a DC Line Filter.
POWER
SUPPLY
BAT
AUX
DC
ON
OFF
PWR
PWR
IN
FKN4469
Power Supply
Module
-
Less
(FPN5957)
Solar Panel
Battery
GKN6270
GKN6270
Mobile Radio
Mobile Radio
Figure
2-7 External DC Power Source Connections – Using Mobile Radios on Wall
Mount or NEMA4X Housing Enclosure
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