SA-500-27 14 Installation and Operating Instructions

Page 3 of 12

GENERAL DESCRIPTION

The SA-500 Siren Amplifier with Mechanical Tone is a premium unit designed for single or dual 100W speaker use. A 4-position rotary selector switch controls the primary operating modes of Yelp -> Phaser -> Wail, Mechanical, Standby and Radio. Two-Tone may optionally replace Phaser. A Horn push-button switch provides Horn override in all modes except Radio. A Manual push-button switch provides Manual control of the output tone or toggling between tones depend- ing on the selector switch setting. An independent rocker switch controls power. A permanently mounted Noise Canceling PA microphone overrides all modes except Radio. PA and Radio volume controls are provided on the front panel. An Auxiliary input is provided for connection to a positive or negative horn ring circuit or switch. A latching siren Cutout input is provided for con- nection to a door switch, etc. to stop siren tones when exiting the vehicle. An internal 8-Position DIP switch allows selection of various options. The front panel is backlit with LED's for night visibility. This compact unit utilizes short circuit, high voltage, and reverse polarity protection systems for maximum service life. Output indicator light on face for diagnostics.

 

SPECIFICATIONS

 

 

Input Voltage

9 - 16 VDC (negative ground)

 

 

 

Input Current

8 AMPS (@14 VDC - single 100W speaker)

 

 

 

16 AMPS (@14 VDC - dual 100W speakers)

 

 

 

 

 

 

 

 

Standby Current

Less than 150 ma

 

 

 

 

Audio Frequency

200Hz - 10 kHz + 3db

 

 

 

Audio Distortion

Less than 3% (@1 kHz - single 100W speaker)

 

 

Audio Output

40 watts (@14 VDC - single 100W speaker)

 

 

Audio Input

0.75V RMS MIN.

400 ohms + 10%

 

 

 

Output Power

105 WATTS RMS MAX. (15 VDC - single 100W speaker)

 

 

180 WATTS RMS MAX. (15 VDC - dual 100W speakers)

 

Siren Frequency

700Hz - 1500Hz

(Mechanical 700Hz - 1600Hz, Two-Tone = 435 & 585Hz)

Tones/Cycle Rates

Mech

Wail

Yelp

Phaser

Two-Tone

 

6 CPM

13 CPM

190 CPM

15 CPS

60 CPM

High Voltage Protection

16 - 18 VDC will cause siren output to cease, resume at normal

 

Short Circuit Current

50 AMPS (supply circuit must be capable of supplying this)

 

Operating Temp.

-15° F to +140°F

 

 

 

 

Controls

4-position rotary mode switch (Y->P->W, Mechanical, Standby and Radio).

 

Momentary push-button Horn switch.

 

 

 

Momentary push-button Manual switch.

 

 

 

Front panel PA and Radio volume controls.

 

 

 

Auxiliary input connection programmable for positive or negative activation.

 

Cutout input connection programmable for positive or negative latching operation.

 

Internal 8-Position DIP switch option selector.

 

 

Connections (10-Pin Conn)

(2) Positive, (2) Negative, (2) Speaker, (2) Radio, Cutout, Auxiliary

 

Size

6-1/8" Wide, 5-7/8" Deep, 2-1/8" High

 

 

Weight

4-1/2 LBS.

 

 

 

 

CP5015A

09/09/08

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Carson SA-500-27 operating instructions General Description, Specifications, Cpm