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BExS120 SIGNALLING
Alarm Sounder SIGNALLING

The flameproof BExS120 alarm sounders are
suitable for Zone 1 & Zone 2 applications and the
BExDS120 sounders also for Zone 21 & 22.

PRODUCT PRODUCT AVAILABLE
INFORMATION IMAGE COLOURS

Sound level ouputs are up to 123dB(A) at 1 metre with a choice of 32 alarm tones and 3 remotely selectable stages. The BEx range features enclosures
manufactured from corrosion proof, marine grade copper free LM6 aluminium which is phosphated and powder coated. The re-entrant flare horns are high
impact, fire retardant ABS. All models have two M20 cable entries, large termination areas containing in & out terminals (Ex de version only) and an ingress
protection of IP66/67 (Ex d) and IP66 (Ex de). For fire applications the BExS120D 24V dc siren is CPD EN89/106/EEC compliant (EN54-3 tested).

Ex Alarm Sounder Features
•
Automatic synchronisation on multi-sounder
Maximum output 123dB(A) @ 1 metre system.
No. of tones 32 (UKOOA / PFEER compliant) • Very large termination area.
No. of stages 3 • Ratchet adjustable stainless steel ‘U’ bracket.
Supply Voltage 12Vdc, 24Vdc, 48Vdc, 115Vac, 230Vac • IN & OUT terminals (Ex de version only).
‘Programmable’ version available:
•
Effective Range 200m @ 1KHz - 45 alarm tones
Ingress protection S120D : IP66/67 S120E : IP66 - 4 remotely selectable stages
Housing Ex d and Ex de - Any tone can be assigned to any stage
- User configurable continuous
Housing material Marine grade copper free LM6 Aluminium frequency tone
Housing finish Phosphated & powder coated finish -anti-corrosion
Cable entries Dual M20 ISO (one stopping plug included)
Terminals 0.5 to 4.0mm² cables
Line monitoring Min. 500 Ohm 2w, or 3k3 Ohm 0.5w res. or diode within Exd
enclosure (dc)
Measurements Ø220*326MM
Approvals
ATEX certificate KEMA 99ATEX6312,
EN 60079-0 : 2006, EN 60079-1 : 2007,
EN 60079-7 : 2003, EN 61241-0 : 2006,
EN 61241-1 : 2004
IECEx certificate: IECEx KEM 10.0003 IEC 60079-0 : 2004 (Ed4), IEC 60079-1 : 2007 (Ed6),
IEC 60079-7 : 2001 (Ed3), IEC 61241-0 : 2004 (Ed1),
IEC 61241-1 : 2004 (Ed1)
VdS certificate G206011
Safety-integrity suitability SIL1
Inmetro certificate: 10-IEx-0009 10-IEx-0009

Colours: 01 - ATEX AUDIBLE

IP IP

3,4kg S120D: 66/67 S120E: 66 EL Sounder Bell