Page 3
25 AMP
FUSE
IINPUT
C
ONNECTOR
CHASSIS
GROUND
TO
2-WAY
RADIO
SPEAKER
AUXILIARY
ENABLE
CONNECTION
(OPTIONAL)
BLUE
BLUE
VIOLET
BLACK
RED
100W
SPEAKER
BROWN
WHITE
GREY
BLACK
RED
UNUSED
3
6
9
2
4
7
11
10
5
1
12
TO PCDS-9 or EQUIV.
VEHICLE
HORN
CUT
WIRE
HERE
HORN
RELAY
+12V
TO
HORN
BUTT
ON
WS2100
100W
SPEAKER
ORANGE
8
WIRING DIAGRAM
NOTE:
All Fuses & Fuse Blocks are to
be supplied by the Customer.
Connecting to a Remote Control-Head:
(Optional)
This unit may be connected to an existing control-head,
such as the Whelen PCDS-9 or equivalent. This is an
optional connection that enables the WAIL tone to be
activated through the use of a PCDS-9 button or switch.
If this connection is not chosen, cut the VIOLET wire and
cap it to prevent accidental grounding of the wire.
MAN
PA
RAD
MAN
ON
RAD
PIER
YELP
WAIL
MIC
OPERATING THE CONTROLS:
POWER SWITCH
This switch has two positions. Down-Off, Up-
On. When this switch is Off, the unit will not
function. When the switch is On, the siren is
functional and may be activated at the
operator’s discretion.
NOTE:
If the unit is
connected to the vehicle’s horn ring circuit, the
vehicle horn is disabled when the power
switch is in the ON position.
ROTARY SWITCH
The Rotary Knob controls the siren and PA
(Public Address) functions. There are 7
positions that may be selected. Each position
and it’s function is outlined under “Rotary
Switch Operations”.
MAN BUTTON
The Manual button generates a variety
of tones, depending on what position the
rotary knob is in. For further explanation
of this button’s function, refer to Rotary
Switch Operations.
PA VOLUME (MIC)
If your model uses a potentiometer, locate the
MIC adjustment port as shown. With the vehi-
cle in an enclosed area, turn the Rotory Knob
to PA and speak into the microphone. While
speaking, insert the screwdriver and turn
clockwise to increase the volume. Continue to
increase the PA volume until audio feedback
occurs. Turn the screwdriver counter clock
wise to eliminate feed back. For models with a
PA Volume knob, follow the same procedures, without a screwdriver.
RADIO REPEAT VOLUME (RAD)
Locate the Radio Repeat adjustment port
as shown. Set the volume level of the vehi-
cle’s two-way radio to it’s normal operating
volume. Turn the Rotory Knob to RAD to acti-
vate Radio Repeat. Insert the screwdriver in
the Radio Repeat adjustment port and turn
clockwise to increase the volume.
RAD
PIER
YELP
WAIL
MIC
FUNCTION
PIER
YELP
WAIL
HF
MAN
PA
RAD
POWER
MAN
ON
Recommended Wire Sizes:
Length of Wire
Wire Gauge
For up to 15.5 feet of wire . . . . . . . . . . 12 AWG
For up to 24.5 feet of wire . . . . . . . . . . 10 AWG
For up to 39 feet of wire . . . . . . . . . . . . 8 AWG
