12
Specifications
Directional Speaker (Model DS100)
Federal Signal www.fedsig.com
Table 7 Connectors and Controls (Amplifier Board)
JP1
DC Power Input
1 – +24.0 Vdc
2 – Ground
For AC units, factory wired
For DC units, disconnect and remove the wires and add 24 Vdc input
See “Figure 13 DS100 Wiring Schematic for DC Powered Unit” on page 22.
JP2
Audio Transformer Connection
1 – Transformer secondary high, BLU
2 – Transformer secondary low, GRN
3 – Transformer primary low, WHT
4 – Transformer primary high, RED
JP3
Balanced Audio input
1 and 2 – 10 or 25 V
RMS
in
JP4
Controller Interface
1 – Ground
2 – Ground
3 – Amp output current signal, 2.5 Vdc + 400 mV/Amp
4 – Mic/speaker driver audio, 360 mV
PP
max.
5 – Amp output voltage signal, 5 V
PP
max.
6 – Voice/Siren mode (low for Voice mode, high for Siren)
7 – Audio in, 5 V
PP
max.
8 – Mute input. Active low.
9 – Driver Temp, 5 to 0.326 Vdc from 25 to 125°C
10 – Power out, 12 to 26 Vdc
JP5
Audio Input. Select Jumper.
Jumper 1 and 2 = 25 V
RMS
input
Jumper 3 and 4 = 10 mV
RMS
input
JP6
Driver Temp Thermistor input
1 – 5 to 0.326 Vdc from 25 to 125°C
2 – Ground
JP7
Audio Output. It is in parallel with JP3. JP7 and JP3 connect together.
LUG1 Speaker (+)
LUG2 Speaker (-)
VR1
Volume Control. Input audio potentiometer used to adjust volume level. Volume
level is set by the controlling speaker. The adjustment range is 0% to 100%.
D2
Power
D6
ARM
Table 8 Environmental and Physical
Operating temp range
-40˚F to 150˚F (-40°C to +66°C) at 20% duty cycle.
Continuous duty UL rating: -40˚F to 104˚F / (-40˚C to 40˚C).
Humidity range
0-95%, non-condensing
Size
(Height x Width x Length)
7 x 9 x 10 inches (17.8 x 22.9 x 25.4 cm)
Weight
19.2 lb (8.7 kg)
