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CQR Security. 125, Pasture Road, Moreton, Wirral. CH46 4TH, United Kingdom

Tel: +44 (0) 151 606 9595   Support:  +44 (0) 151 606 6311  email: [email protected]   Web  http://www.cqr.co.uk 

Environmental Advice.

This product is covered by current WEEE regulations.  Please consider the effect on the
environment when disposing of it. Do not put in a domestic waste bin.  Only dispose of 
at an appointed recycling centre. 

Description

Operating and Installation

Instructions

RoHS compliant.

SO/ALTO/WH Issue 0

5

 

SO/ALTO/*/G/S5

* Denotes Colour

Internal Warning Device

Technical 

Nominal 

Voltage: 

   13.6 

volts 

DC

Voltage range:    

9-15 volts DC

Sounder 

Type: 

   Tone 

(Piezo)

Sound output level :  

110 dB (A) @ 1 metre

Continuous Sound only current:  

107mA   @  13.6 volts dc

Alternating Sound only current: 

90mA     @  13.6 volts dc
(

110mA @15 volts dc/ 80mA @ 9 volts dc)

Temperature Range: 

-15° C to +40° C

Sound Duration:   

Determined by control panel.

Tamper Detection

Lid and mounting surface removal.

Housing

 
Base 

Material: 

   ABS 

Lid 

Material: 

   ABS

Dimension (mm):  

115mm x 115mm x 32mm

EN50131-1:2006 + A1:2009 

:Security Grade 3 Environmental Class II

EN50131-4:2009

Warning device type 

: Internal Remotely Powered 

Safety Precautions

Always observe local regulations when disposing of this unit
Plastic bags can suffocate, always dispose of packaging carefully

Specifications

Low profile design.
110 dB sound output.
Selectable alternating or continuous tone.
Low current consumption.
Tamper protected lid and mounting.

Tamper

Continuous sound only

-ve

+ve

Not Connected

#1 = Continuous Sound +ve
#2 = Alternating Sound  +ve
GND = Common -ve
Tamper x 2 = Lid and mounting surface tamper.

Connection Examples

This remotely powered internal sounder can be installed in security systems up to and 
including Grade 3 Environmental class II in accordance with EN50131:2006 + A1:2009. It is 
certified  by Telefication to EN50131-4:2009. The warning device gives an audible signal of 
alarm activation. The sound output is selectable for either alternating or continuous  tone. 
It is also protected against tampering by means of lid removal and removal from the 
mounting surface.

SW

SW

GND

#2

#1

Tamper

Alternating sound only

-ve

+ve

Not Connected

SW

SW

GND

#2

#1

ALTO

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