Whelen 295HFSA7 - Manual (Page 4)

Page 4
VEHICLE
HORN
TO
HORN
RING
CUT
X
X
3 AMP
FUSE
20 AMP
FUSE
(+)
Battery
(-)
BRN GR
Y
ORG
100
W
A
TT
SPEAKER
100
W
A
TT
SPEAKER
ORG
ORG
BRN
BRN
TWO-WAY
RADIO SPEAKER
(Non-Amplified)
YEL GRN BLU
WHT/GRN*
GRN*
*see “Horn Ring
Transfer Relay
Table” for wiring
information.
BLU
BLU
On 8 7 6 5 4 3 2 1
HF
MAN
MAN
VOL
AIRHORN
STDBY
RAD
WAIL
YELP
T3
FUNCTION MONO
DUAL
OFF
®
Horn Ring
Transfer Relay
(See table for
wiring info)
To Vehicle
Car Horn
From Vehicle
Horn Relay
To +12VDC
(Fuse @ 3A)
To +12VDC
(Fuse @ 3A)
VIO
VIO
WHT/GRN = for POS switching
GRN = for NEG switching
WHT/GRN = for POS switching
GRN = for NEG switching
30
87A 85 86
87
To Vehicle
Car Horn
N.O.
N.C.
From Vehicle
Horn Relay
Customer Supplied Horn Ring
Transfer Relay Table
Generic
Style
Bosch
Style
™
VIO WHT/BLK BLK/WHT WHT
VIO
CAUTION
Loud siren noise can cause
hearing damage and/or loss.
Refer to OSHA Section 1910.95 prior
to putting ANY siren into service! Wear
Protection!
ACTIVATION OF THIS
SIREN MAY DAMAGE
UNPROTECTED EARS!
Wiring Diagram