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INSTRUCTION MANUAL 

D1xS1FDC024-S & D1xS1RDC024-S 

Alarm Horn Sounder 

 SIL2

 

Class I, Zone 1, 2, 21 & 22

 

 

European Safety Systems Ltd.

   Impress House, Mansell Road, Acton, London W3 7QH

 

www.e2s.com

 

Tel: +44 (0)208 743 8880

 

Document No. D190-00-651-IS

 

Issue 2

 

06-03-2023

 

 

Sheet 1 of 15

 

 

 
 
 

 

 

D1xS1FDC024-S

 

D1xS1RDC024-S 

 
 
1) 

Product Table 

 

Model Number 

Nominal 

Input Voltage 

Nominal 

Input Current 

Voltage Range 

Sound 

Pressure Level 

dB(A) 

Max* 

Nom

.†

 

D1xS1FDC024-S 

24Vdc 

185mA 

20-28Vdc 

115 

 

110 

 

D1xS1RDC024-S 

24Vdc 

185mA 

20-28Vdc 

110 

105 

*Max = Tone 4 

Nom. = Tone 44 

 
The table shows the input current taken by the various sounders. 
The current levels shown above are for the 440Hz Continuous tone @ nominal input voltage.  
Nominal current at nominal voltage. 

Table 1: Electrical Ratings. 

 
 

2) 

Warnings 

  

 

 

CAUTION 
TO  REDUCE  THE  RISK  OF  IGNITION  OF  HAZARDOUS 
ATMOSPHERES: 
DISCONNECT FROM SUPPLY BEFORE OPENING. 
KEEP TIGHTLY CLOSED WHEN IN OPERATION. 
WARNING 
FIT  SEALING  FITTING  IN  CONDUIT  RUNS  WITHIN  18  INCHES 
FROM ENCLOSURE. 
EQUIPMENT  MUST  NOT  BE  INSTALLED  WITH  THE  HORN 
FACING UPWARDS OF HORIZONTAL 
DO  NOT  OPEN  WHEN  AN  EXPLOSIVE  ATMOSPHERE  IS 
PRESENT  
DO NOT OPEN WHEN ENERGISED  
POTENTIAL  ELECTROSTATIC  CHARGING  HAZARD  -  CLEAN 
ONLY WITH A DAMP CLOTH  
ENCLOSURE ENTRIES: TWIN M20 X 1.5 / 

SINGLE 1/2” NPT

 

ATEX/IECEx  &  UKEx  INSTALLLATIONS:  IF  TEMPERATURE 
EXCEEDS 70°C AT ENTRY OR 80°C AT BRANCHING POINT USE 
SUITABLE RATED CABLE AND GLANDS 

 

 

ATTENTION 

POUR  REDUIRE  LE  RISQUE  D’INFLAMMATION  DES 

ATMOSPHÈRES DANGEREUSES : 
COUPER L 'ALIMENTATION AVANT OUVERTURE. 
CONSERVER FERMÉ PENDANT LE FONCIONNEMENT. 
AVERTISSEMENT 
CONDUITS  DOIVENT  ETRE  SCELLES  EN  MOINS  DE  18 
POUCES. 
ÉQUIPEMENT NE DOIT PAS ETRE INSTALLE AVEC LE KLAXON 
TOURNEE VERS LE HAUT DE HORIZONTAL. 

NE PAS OUVRIR UN PRESENCE D’

ATMOSPHERE EXPLOSIVE  

NE PAS OUVRIR ENERGIE  
DANGER 

POTENTIEL 

CHARGE 

ÉLECTROSTATIQUE 

NETTOYER UNIQUEMENT AVEC UN CHIFFON HUMIDE  

ENTRÉES DE BOÎTIER: 2 x M20 X 1.5 / 1 x 1/2” NPT

 

ATEX/IECEx  &  UKEx  INSTALLATIONS :  SI  LA  TEMPÉRATURE 
DÉPASSE  70  °C  À  L'ENTRÉE  OU  80  °C  AU  POINT  DE 
BRANCHEMENT,  UTILISER  UN  CÂBLE  ET  DES  JOINTS 
D'ÉTANCHÉITÉ APPROPRIÉS 

 

 
 
 
 

Summary of Contents for D1xS1RDC024-S

Page 1: ...G IN CONDUIT RUNS WITHIN 18 INCHES FROM ENCLOSURE EQUIPMENT MUST NOT BE INSTALLED WITH THE HORN FACING UPWARDS OF HORIZONTAL DO NOT OPEN WHEN AN EXPLOSIVE ATMOSPHERE IS PRESENT DO NOT OPEN WHEN ENERGI...

Page 2: ...e for electrical ratings of each unit model Certificate No DEMKO 19ATEX2141X IECEx ULD 19 0008X UKEx UL UL21UKEX2132X Epsilon x Equipment Group and Category II 2G II 2D CE Marking and Notified Body No...

Page 3: ...on where it may be subjected to external conditions that might cause a build up of electrostatic charges on non conducting surfaces Only the explosionproof cover is to be used for access to the enclos...

Page 4: ...s on the line and the length of the cable runs The cable size selected must have the necessary capacity to provide the input current to all the sounders connected to the line DC 0 2 2 5mm2 AWG24 AWG12...

Page 5: ...3 Tone Selection The D1x Alarm Horn Sounders have 64 different tones that can be selected independently for the first and second stage alarms The tones are selected by operation of the tone setting DI...

Page 6: ...0 5W or a minimum resistance value of 500 ohms and a minimum wattage of 2W The resistor must be connected directly across the ve and ve terminals as shown in the following drawing The resistor leads s...

Page 7: ...ing DC Only End of Line Devices may be fitted between the ve ve terminals of the PCBA Please ensure that the device legs meet the wire size range stated for the connection terminals and are fitted cor...

Page 8: ...perates as part of a SIL 2 system The sounder will after commissioning remain powered in Standby mode reverse polarity until the sounder is required to operate When the signaling device is required to...

Page 9: ...rity mode When Commissioning system the power must not be disrupted to the SIL 2 Unit within the unit s initialization cycle which is 5 seconds Once past this period the SIL 2 system is fully operatio...

Page 10: ...under check on pattern generation and signal output checks Important Only tones use tones that are stated as SIL 2 approved for the SIL 2 application Ensure that the unit is set to one of these tones...

Page 11: ...rom the circuit Note a cable short circuit will not be detectable in this configuration For one unit only Sounder power supply terminal block Current drawn mA Active Mode 190mA Standby Mode 25mA SIL2...

Page 12: ...multiple SIL 2 alarm horn sounders are to be cabled in series the monitoring connections differ from that of a single alarm horn sounder For more information see manual D197 00 651 IS available from t...

Page 13: ...ion B pins 2 3 linked Places power supply terminal Fault resistor RLY 1 2 in circuit As used in 2 Wire Configuration Figure 14 J2 Header pin positions Fault Resistor FR 16 4 SIL 2 Hard Reset Function...

Page 14: ...o input D1xS1FDC024 S D1xS1RDC024 S Failure to Sound Integrity in respect of failure to release SIL 2 Total Failure rate 0 447 pmh hazardous failure rate revealed 0 443 pmh hazardous failure rate unre...

Page 15: ...g The values of resistors available are shown in table 7 below Code Resistor Value Default resistor coding as follows D1xS1FDC024AB1S1R AFZ Example of a custom requirement resistor coding D1xS1FDC024A...

Page 16: ...0 1 0 0 1 0 1 1 0 0 1 0 0 0 1 0 1 0 1 0 1 0 1 0 0 1 1 0 1 0 1 1 1 0 1 0 1 1 0 1 1 0 0 0 1 1 1 0 0 1 1 1 1 0 0 0 0 0 0 1 0 1 0 0 0 1 1 1 0 0 0 1 0 0 1 0 0 1 1 0 1 0 0 1 0 1 1 0 0 1 1 1 1 0 0 1 0 0 0 1...

Page 17: ...OUT Common ve IN Common ve OUT Stage 2 ve Stage 1 ve IN Stage 1 ve OUT Common ve IN Common ve OUT Stage 2 ve Stage 3 ve EOL EOL S2 EOL S2 S3 Stage 1 ve IN Stage 1 ve OUT Stage 1 ve IN Stage 1 ve OUT...

Page 18: ...S NTS SWITCHES FOR STAGE OPERATION CUSTOMER SUPPLIED Stage 2 ve Common ve IN Common ve OUT Stage 1 ve OUT Stage 3 ve Stage 1 ve IN H2 H1 OF 2 2 EOL S2 S3 OPTIONAL LINE MONITORING RESISTOR CUSTOMER SUP...

Page 19: ...warden Industrial Park Hawarden Deeside CH5 3US UK Quality Assurance Notification Module D SIRA 05 ATEX M342 Provisions fulfilled by the equipment II 2G Ex db IIC T6 T3 GB II 2D Ex tb IIIC T82 C 145 C...

Page 20: ...e and Place of Issue London 10 02 2022 EU Declaration of Conformity On behalf of European Safety Systems Ltd I declare that on the date the equipment accompanied by this declaration is placed on the m...

Page 21: ...CH4 9JN UK Quality Assurance Notification Module D CSAE 22UKQAN0046 Provisions fulfilled by the equipment II 2G Ex db IIC T6 T3 GB II 2D Ex tb IIIC T82 C 145 C Db Standards applied EN 60079 0 2018 EN...

Page 22: ...te and Place of Issue London 24 02 2022 UKCA Declaration of Conformity On behalf of European Safety Systems Ltd I declare that on the date the equipment accompanied by this declaration is placed on th...

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