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INSTRUCTION MANUAL
STExS2
Alarm Horn Sounder with relay / telephone initiation
For use in Flammable Gas and Dust Atmospheres
1. Product Table
Unit Type Code
STExS2FDC024-T
STExS2FAC230-T
STExS2HDC024-T
STExS2HAC230-T
*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.
*Special 12Vdc version is available – Contact E2S Sales.
≠
Please note that factory settings for STExS2F units is P2 & STExS2H units is P3
Table 1: Electrical Ratings.
2.
Warnings
• DO NOT OPEN WHEN AN EXPLOSIVE ATMOSPHERE IS
PRESENT.
• POTENTIAL ELECTROSTATIC CHARGING HAZARD.
• ALL ENTRIES M20 X 1.5MM.
• USE SUITABLE RATED CABLES AND CABLE GLANDS
IF TEMPERATURE EXCEEDS AS PER STANDARDS
INDICATIONS BELOW.
FOR ATEX / IECEx
& UKEx
70ºC AT ENTRY OR 80ºC AT BRANCHING POINT.
European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH
Document No. D199-00-691-IS
STExS2F
Nominal
Nominal
Input Current
Input Voltage
≠
P2
24Vdc
324mA 740mA
115Vac
125mA 282mA
230Vac
78mA
167mA
24Vdc
324mA 740mA
115Vac
125mA 282mA
230Vac
78mA
167mA
STANDARDS:
Issue 1
07-11-2023
STExS2H
Voltage Range
≠
P3
18-30Vdc
100-240Vac 50/60Hz
18-30Vdc
100-240Vac 50/60Hz
Sound
Sound
Pressure Level
Pressure Level
≠
≠
P2
, dB(A)
P3
, dB(A)
.†
Max*
Nom
Max*
120
115
123
124
119
127
www.e2s.com
Tel: +44 (0)208 743 8880
.†
Nom
118
122
Sheet 1 of 7
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Summary of Contents for E2S STExS2
- Page 1 The current levels shown above are for the 440Hz Continuous tone @ nominal input voltage. Nominal current at nominal voltage. *Special 12Vdc version is available – Contact E2S Sales. ≠ Please note that factory settings for STExS2F units is P2 & STExS2H units is P3 Table 1: Electrical Ratings.
- Page 2 All units have a rating label, which carries the following The units can be installed in locations with the following conditions: important information. Area Classification Gas Products may have further approvals, see E2S website for further details. Explosive gas air mixture likely to occur in normal Zone 1 operation.
-
Page 3: Special Conditions For Safe Use
INSTRUCTION MANUAL STExS2 Alarm Horn Sounder with relay / telephone initiation For use in Flammable Gas and Dust Atmospheres 5. Special Conditions for Safe Use Repair of the flameproof threaded joints and cemented joints is not permitted. Figure 1: Flame Path Figure 3: Fixing Location for STExS2H Sounder. -
Page 4: Installation Requirements
Electrical installations design, selection and erection. EN60079-10-1 / IEC60079-10-1:Explosive atmospheres - Classification of areas. Explosive gas atmospheres. Figure 6: STExS2 Entries and Terminal Block Location. EN60079-10-2 / IEC60079-10-2:Explosive atmospheres - When connecting wires to the terminals great care should be Classification of areas. - Page 5 INSTRUCTION MANUAL STExS2 Alarm Horn Sounder with relay / telephone initiation For use in Flammable Gas and Dust Atmospheres 7.3 Cable Glands, Blanking Elements & Adapters 8. SPL Configuration Follow the minimum temperature ratings of cables and cable See Table 1 for product power supply and Sound Pressure glands according to the approvals applied.
- Page 6 INSTRUCTION MANUAL STExS2 Alarm Horn Sounder with relay / telephone initiation For use in Flammable Gas and Dust Atmospheres 9. Relay / Telephone Inputs and Settings 9.2 Activation, Relay / Telephone Wiring Inputs and Signal Type Header Setting (H1) 9.1 Power Input Terminal for AC & DC Wiring The H1 header selection configures the activation signal type.
-
Page 7: Maintenance, Overhaul And Repair
INSTRUCTION MANUAL STExS2 Alarm Horn Sounder with relay / telephone initiation For use in Flammable Gas and Dust Atmospheres 9.4 Unit Latch mode duration DIP switch S1 setting Maintenance, Overhaul and Repair Maintenance, repair and overhaul of the equipment should only be... - Page 9 16/03/2023 WRITTEN CONSENT. IMPRESS HOUSE STANDARDS MANSELL ROAD EUROPEAN SAFETY SYSTEMS LTD. ACTON DRAWING NUMBER ALTERNATIVE MATERIAL AS PER LATEST DATE OF ISSUE SHOWN ABOVE LONDON W3 7QH SCALE SHEET APPROVED DATE ALERTALARM RANGE D250-06-001 WWW.E2S.COM NTS 1 16/03/2023 R.N.POTTS...
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Page 10: Eu Declaration Of Conformity
United Kingdom Authorised Representative: E2S Warnsignaltechnik UG Charlottenstrasse 45‐51 72764 Reutlingen Germany Equipment Type: STExS1, STExS2, STExL1, STExL2 STExB2X05, STExB2X10, STExB2X15, STExB2X21 STExB2LD2, STExB2RT1 STExC1X05 STExJ2 Directive 2014/34/EU: Equipment and Protective Systems for use in Potentially Explosive Atmospheres (ATEX) Notified Body for EU type Examination (Module B): UL International Demko A/S ... - Page 11 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 market, the equipment conforms with all technical and regulatory requirements of the above listed directives, regulations and standards. This Declaration is issued under the sole responsibility of the manufacturer. Martin Streetz Document No.: DC‐070_Issue_G Quality Assurance Manager Date and Place of Issue: London, 03/12/2021 E2S Telephone: +44 (0)20 8743 8880 Fax: +44 (0)20 8740 4200 Email: sales@e2s.com www.e2s.com DC‐070_Issue_G (STEx).docx ‐ Page 2 of 2 ‐ QAF_252_Issue_5...
- Page 12 Manufacturer: European Safety Systems Ltd. Impress House, Mansell Road, Acton London, W3 7QH United Kingdom Equipment Type: STExS1, STExS2, STExL1, STExL2 STExB2X05, STExB2X10, STExB2X15, STExB2X21 STExB2LD2, STExB2RT1 STExC1X05 STExJ2 Directive UKSI 2016:1107 (as amended by UKSI 2019:696) – Schedule 3A, Part 1 : Product or Protective System Intended for use in Potentially Explosive Atmospheres (UKCA) ...
- Page 13 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 the market, the equipment conforms with all technical and regulatory requirements of the above listed directives, regulations and standards. This Declaration is issued under the sole responsibility of the manufacturer. Martin Streetz Document No.: DC‐100_Issue_A Quality Assurance Manager Date and Place of Issue: London, 24/02/2022 E2S Telephone: +44 (0)20 8743 8880 Fax: +44 (0)20 8740 4200 Email: sales@e2s.com www.e2s.com DC‐100_Issue_A (STEx) ‐ Page 2 of 2 ‐ QAF_252_Issue_5...
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