out specific instructions. The model voice sounder
is obtainable with various phrases for the end user
to select from; these should vary to cover diverse
emergencies and an assortment of facilities. A
reputable voice sounder will also come complete
with an alarm tone that precedes each message to
alert persons within the facility to the up-coming
message.
A platform sounder, also known as a base
sounder, was a much needed expansion to the
standard sounder. These are required within facili-
ties where smoke detectors are intended for use,
without a platform sounder no alert would sound
upon the sensoring of smoke, rendering the
smoke detector surplus without one. A well
designed platform/ base sounder can be used,
with the aid of a cover plate, as a presentable,
aesthetically pleasing stand alone sounder and is
24 INTERNATIONAL FIRE PROTECTION
SOUNDER ALERTS
High Performance Directional Sounder
For more information please contact the Clifford & Snell sales office:
Tom Cribb Road,Thamesmead, London SE28 0BH, UK. Tel: +44 (0) 208 317 1717 Fax: +44 (0) 208 317 2400
Email: sales@cliffordandsnell.com Web: www.cliffordandsnell.com
Baseefa
ATEX &IECEx
Approved
NEW
CS&
Clifford & SnellYodalex
Clifford & Snell has extended its range of Explosion Proof
Audible & Visual Signalling devices with the introduction of
a new series of High Output Directional Sounders.
Features include:
� Lightweight GRP Exd enclosure
� High sound output 115dB
� ATEX & IECEx Approved for Gas & Dust
� Zones 1 & 2
� Certified temperature range -60�C to +60�C
� 32 selectable sound tones
� Dual M20 cable gland cable entry
� Gas groups IIB & IIC
� 24Vdc, 48Vdc. Single AC unit covering
115Vac & 230Vac
� Adjustable stainless steel ratchet bracket
� Stainless Steel fixings

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