Datasheet

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A range of Electronic Sounders designed for use within fire alarm

systems, intruder alarm systems and industrial signalling systems.

Designed for reliability in operation the range comprises several

different models; Roshni, a wall mounting sounder for signalling

indoors or outdoors within open areas, corridors and passages; Askari Compact, for use in hotel

bedrooms and other areas where unobtrusive installation is important; Askari Panel, for panel

mounting and use in industrial instrumentation and control centre applications; Askari Flange, for

surface mounting within cabinets and machines for industrial control transport and vending

machine applications.

26 SIGNAL TONES AVAILABLE

EVERY SOUNDER SUITABLE FOR 12V D.C. & 24V D.C. SYSTEMS, NO ADJUSTMENT

REQUIRED

HIGH SOUND OUTPUT WITH LOW CURRENT CONSUMPTION

AUTOMATIC SYNCHRONISATION

VOLUME CONTROL AS STANDARD

ALL SOUNDERS WEATHER RESISTANT TO IP65

ALL SOUNDERS AVAILABLE IN RED OR WHITE ABS MOULDING

The Roshni is widely accepted as a

favourite choice amongst specifiers,

installers and distributors of electronic

sounders within systems and it has set

the standard in what it provides.

THIS IS HIGHLY DURABLE VALUE-FOR-MONEY, HIGH SOUND OUTPUT UNIT IS

DESIGNED TO BE A MAINSTAY COMPONENT IN ANY ALARM SYSTEM

INSTALLATION.

AUTOMATIC SYNCHRONISATION PROVIDES ENHANCED SIGNAL CLARIFICATION

ON MULTI-SOUNDER SYSTEMS, WHICH IS A STANDARD FEATURE FOR THE

ROSHNI, AS WITH ALL SOUNDERS IN THE RANGE.

EVERY ROSHNI CAN PROVIDE 26 DIFFERENT TONES EVERY ROSHNI CAN

PROVIDE 26 DIFFERENT, SWITCH SELECTABLE DURING INSTALLATION. EACH IS

SUPPLIED PRE-SET TO ONE OF THE 26 TONES, ACCORDING TO ORDER, THE

DEFAULT OPTION BEING TONE NO.3 FOR USE IN FIRE ALARM SYSTIMS

COMPLYING TO BS5839, PART 1:1988.

A SECOND TONE IS AVAILABLE IF A THIRD WIRE IS INSTALLED IN THE SOUNDER

CIRCUIT.

FLUSH OR SURFACE CABLING IS ACCOMMODATED THROUGH A CHOICE OF A

SHALLOW OR DEEP BASE. THE SOUNDER FIXES TO THE BASE WITH A TWIST

BAYONET ACTION.

A MAINS OPERATED VERSION, 110/240V A.C. (50Hz) IS AVAILABLE.

A LOCKABLE BASE VERSION IS AVAILABLE, THE SOUNDER BODY BEING SECURED

TO THE BASE WITH A SCREW WHICH CAN ONLY BE UNFASTENED USING A

SPECIAL TOOL.

AN ANTI-TAMPER VERSION, WITH ANTI-TAMPER SWITCH, IS AVAILABLE (ONLY

WITH THE SHALLOW BASE).

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Summary of content (6 pages)

PAGE 1
A range of Electronic Sounders designed for use within fire alarm systems, intruder alarm systems and industrial signalling systems.
PAGE 2
The Askari Compact meets growing demand for local room sounders, which are particular trend with users and specifiers of systems designed to protect hotel bedrooms. Askari Compact is the ideal sounder to meet the requirements of BS5839, Part 1, with regard to sound output in sleeping risks. ULTRA-SLIM PROFILE DESIGNED FOR UNOBTRUSIVE INSTALLATION. THE UNIT IS SUPPLIED PRE-SET TO ANY 26 DIFFERENT TONES. A SECONDTONE IS AVAILABLE IF A THIRD WIRE IS INSTALLED IN THE SOUNDER CIRCUIT.
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ELECTRONIC SOUNDERS TECHNICAL SPECIFICATIONS MODEL Roshni Shallow Operation Continuously rated Operating Voltage Range 9 - 28V D.C. 12V Sound Output D.C. dba at 1 metre (tone 24V 3) D.C. 103 105 Current Consumption (tone 3) 3 av 6 12V D.C. 24V D.C. Roshni Deep 103 105 Askari Compact Askari Panel Askari Flange 99 101 99 101 99 101 8mA 18mA Starting Current 30mA for 2 milliseconds Starting Time 1.5 milliseconds Automatic Synchronisation +/- 0.
PAGE 4
The Squashni is a unique innovative ceiling sounder with a universal detector platform designed for use in a wide range of fire alarm and other system applications. Local area alarm within rooms, corridors and in outdoor locations are all within its scope. New detectors and sounders can be installed at the same fixing point saving on wiring costs and there is weather resistance to IP65 owing to the electronics being fully encapsulated in epoxy resin.
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SQUASHNI TECHNICAL SPECIFICATIONS 5 av 6 Operation Continuously rated Operating Voltage Range 10-28V D.C. Sound Output (dBA at 1 metre-tone 3) 24V D.C. 93 Current Consumption (tone 3) 24V D.C. 18mA Starting Current 30mA for 2 milliseconds Starting Time 1.5 milliseconds Frequency Stability +/-0.
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