256918 Rev. K1 0921
Electrical Connections
The Model 350 is provided with two leads for
electrical connections.
To make the connections:
1. Connect the line (L or L1) power source lead
to the black wire and connect the neutral (N
or L2) power source lead to the white wire
with user-supplied connectors.
2. Connect the ground to the green ground
screw if required.
Optional Volume Control
The 350 horn is shipped with the volume set for
maximum sound output. However, you can reduce
the sound level with the provided 10-32 hex socket
head set screw. To adjust the volume:
1. Before installing the set screw, thread the
provided 10-32 hex head tapping screw into
the hole on the front of the horn shown in
Figure 8.
Figure 8
290A7445
ALLEN-HEAD ADJUSTMENT SCREW:
For softer sound, turn clockwise
Tornillo de ajuste con cabeza allen
(para un nivel de sonido más suave, gire
en sentido horario)
Vis de réglage à tête allen (pour un niveau
sonore plus faible, tournez dans le sens des
aiguilles d'une montre)
SOUND HAZARD: Wear hearing protection when
working with this horn.
PELIGRO DE SONIDO: Lleve protección auditiva
cuando trabaje con la bocina.
DANGER DU SON : Porter une protection auditive
lors de l’utilisation le klaxon.
2. Remove the tapping screw, and then thread
the set screw into the threaded hole.
3. Use a 3/32-inch hex key wrench to rotate the
set screw clockwise until the desired sound
level is reached.
Testing/Operating
After installation, test the system to verify that
each signal operates. Establish a program for
periodic testing of the device. Provide a copy of
these instructions to all operating personnel.
Ordering Accessories
See Table 2 for available accessories.
Table 2 Accessories
Description
Model/Part Number
Semi-Flush Mounting Plate
SF
Flush Wall Mount Box
FB
Flush Mount Grille
FG
Weatherproof Back Box
WB
Panel Mount Trim Ring
TR
Panel Mount Gasket Kit
K835666A
Double Projector
PR2-NM
Maintenance and Service
Technical Assistance: Contact our Technical
Support Team at +1 708-587-3587 or
Repair Service: A return authorization is required.
Contact your Authorized Distributor or Federal
Signal Customer Support. Defective products under
warranty will be repaired or replaced at Federal
Signal’s discretion.
Product Returns: Returns require authorization
from Federal Signal. Contact your Authorized
Distributor for more information on our return
policy or to request a return.
2645 Federal Signal Drive, University Park, Illinois 60484
Additional translations available at signaling.fedsig.com
Traducciones adicionales disponibles en signaling.fedsig.com
Customer Support 1-800-344-4634+1-708-534-4756, [email protected]
Technical Support 1-800-755-7621+1-708-587-3587, [email protected]
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