INSTRUCTION MANUAL
D2xS1 Alarm Horn
For use in Hazardous Locations
1) Product Table
Model
D2xS1DC024
D2xS1DC048
D2xS1AC115
D2xS1AC230
Table 1: Electrical Ratings.
2) Introduction
The D2xS1 is an ATEX, IECEx, UKEX and UL certified alarm
horn which produces a loud warning signal in a hazardous area.
Sixty-Four first stage alarm sounds can be selected by internal
switches and each one can be externally changed to a second,
third or fourth stage alarm sound. The alarm horn may be used
for Gas applications in Zone 2 / Class I Zone 2 / Class I, Division
2 as well as for Dust applications in Zone 22 / Class II Zone 22
/ Class II Division 2 / Class III Division 1 & 2. A D2xC1 combined
alarm horn & strobe is also available. The 24Vdc version is also
listed for use in fire alarm systems – public mode in accordance
with UL464 Tenth Edition / CAN/ULC-S525 Fourth Edition.
3) Warnings
SUITABLE FOR USE IN CLASS II, DIVISION 2, GROUPS A, B, C
AND D HAZARDOUS LOCATIONS
SUITABLE FOR USE IN CLASS II, DIVISION 2, GROUPS E, F AND G
HAZARDOUS LOCATIONS
WARNING: DO NOT OPEN WHEN EXPLOSIVE ATMOSPHERE IS
PRESENT
WARNING – EXPLOSION HAZARD – SUBSTITUTION OF ANY
COMPONENT MAY IMPAIR SUITABILITY FOR CLASS I, DIVISION 2.
WARNING – EXPLOSION HAZARD – SUBSTITUTION OF ANY
COMPONENTS MAY IMPAIR SUITABILITY FOR CLASS II, DIVISION
2.
POTENTIAL ELECTROSTATIC CHARGING HAZARD – CLEAN
ONLY WITH A DAMP CLOTH
USE HEAT RESISTANT CABLES AND CABLE GLANDS (RATED
90ºC OR HIGHER)
EXPLOSION HAZARD. DO NOT REMOVE OR REPLACE LAMPS,
FUSES OR PLUG-IN MODULES UNLESS POWER HAS BEEN
DISCONNECTED OR THE AREA IS KNOWN TO BE FREE OF
IGNITIBLE CONCENTRATIONS OF FLAMMABLE GASES OR
VAPORS.
EXPLOSION HAZARD. DO NOT DISCONNECT WHILE THE
CIRCUIT IS LIVE OR UNLESS THE AREA IS KNOWN TO BE FREE
OF IGNITIBLE CONCENTRATIONS.
European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH
Document No. D189-00-001-IS
Nom. Voltage
Voltage Range
24Vdc
10-30Vdc
48Vdc
38-58Vdc
103.5 – 126.5 60Hz
115Vac
207 – 253 50Hz
230Vac
Issue 12
06-12-2023
D2XS1
Operating Current
313mA
181mA
89mA
52mA
4) Ratings and Markings
4.1. Fire Alarm Ratings
The 24Vdc version is listed for use in fire alarm systems. See
fire instruction manual D189-00-001-IS-SC-UL
4.2. ATEX / IECEx / UKEX certification
The Type Examination Certificates:
DEMKO 14ATEX4786493904X, IECEx ULD14.0004X and
UL21UKEX2131X have been issued by UL. This confirms
compliance with the European ATEX Directive 2014/34/EU for
Group II, Category 3G/D equipment. The alarm horn carries the
Community Mark and subject to local codes of practice, may be
installed in any of the EEA member countries. This instruction
sheet describes installations which conform to the current issue
of
EN60079-14/IEC60079-14
Hazardous Areas; EN60079-10-1 / IEC 60079-10-1 Explosive
Atmospheres - Classification of Areas. Explosive Gas
Atmospheres; EN60079-10-2 / IEC 60079-10-2 Explosive
Atmospheres - Classification of Areas. Explosive Dust
Atmospheres. When designing systems for installation outside
the UK, the local Code of Practice should be consulted.
www.e2s.com
Max Current
313mA @ 24Vdc
218mA @ 48Vdc
91mA @ 126.5Vac
72mA @ 253Vac
Electrical
Installation
Tel: +44 (0)208 743 8880
Sheet 1 of 7
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