Federal Signal 520 Serie Manual Del Usario página 8

Connect the power cables directly to the battery or to a good connection nearby.
Protect the installation with a 15 A fuse located as close as possible to the battery connection
in accordance with the wiring diagrams at the end of this manual.
The FRONT STROBES are connected to connectors J3 and J4, and the REAR STROBE
HEAD is connected to connector J5.
2.5) OPERATING INSTRUCTIONS
The user has 3 switches to select the function modes: Front strobes, Rear strobe head
and Quadruple/Double and a high/low intensity switch in order to carry out the following
functions:
- FRONT STROBES
REAR STROBE
-
- QUADRUPLE/DOUBLE
strobe lights. With the switch open (OFF) the frequency is 69 + 69 QUADRUPLE flashes
per minute or 138 QUADRUPLE flashes per minute when only the rear strobe head is
activated (See TABLE which appears in the wiring diagram on page 6). With the switch
closed (ON) the frequency is 132 DOUBLE flashes per minute (See TABLE page 6).
HIGH/LOW INTENSITY
-
high intensity (OFF) or low intensity (ON).
: Activates the Front strobes (connected to J3 and J4).
: Activates the Rear strobe head (connected to J5).
: This switch is used to select the kind of flashing for the
:This switch is used to select the modes of operation in
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