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E2S GNExS1 Instruction Manual
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E2S GNExS1 Instruction Manual

Alarm horn sounder with relay / telephone initiate for use in flammable gas atmospheres
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INSTRUCTION MANUAL
GNExS1
Alarm Horn Sounder with relay / telephone initiate
For use in Flammable Gas Atmospheres
1) Product Table
Unit Type Code
GNExS1RDC024-T
GNExS1RAC230-T
GNExS1FDC024-T
GNExS1FAC230-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.
Max rated current at worst case supply voltage.
*Special 12Vdc option is available – Contact E2S sales
Table 1: Electrical Ratings.
Ensure the system power supply is capable of providing the maximum current required for all sounders. Review associated cable size,
length and quantity of sounders on each circuit.
European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH
Document No. D157-00-681-IS
GNExS1R
Nominal
Voltage Range
Input Voltage
24Vdc
18-30Vdc
115Vac
100-260Vac 50/60Hz
230Vac
24Vdc
18-30Vdc
115Vac
100-260Vac 50/60Hz
230Vac
Issue 1
27-04-2023
GNExS1F
Nominal
Max.
Input Current
Current
185mA
221mA
73mA
80mA
48mA
185mA
221mA
73mA
80mA
48mA
www.e2s.com
Sound
Pressure Level
dB(A)
Max*
Nom
.†
110
105
110
105
115
110
115
110
Tel: +44 (0)208 743 8880
Sheet 1 of 6

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Summary of Contents for E2S GNExS1

  • Page 1 Nominal current at nominal voltage. Max rated current at worst case supply voltage. *Special 12Vdc option is available – Contact E2S sales Table 1: Electrical Ratings. Ensure the system power supply is capable of providing the maximum current required for all sounders. Review associated cable size, length and quantity of sounders on each circuit.
  • Page 2 Temperature Classification for Gas Applications 3) Marking & Rating Information All units have a rating label, which carries the following important information. Products may have further approvals, see E2S website for 100ºC further details. 85ºC ATEX / IECEx / UKEX Ratings...

  • Page 3: Special Conditions For Safe Use

    INSTRUCTION MANUAL GNExS1 Alarm Horn Sounder with relay / telephone initiate For use in Flammable Gas Atmospheres 5) Special Conditions for Safe Use 6.2 Access to the Flameproof Enclosure Repair of the Flame Path is not permitted. Warning – Hot surfaces. External...
  • Page 4 EN 60079-14 / IEC60079-14. Blanking Plugs Figure 5: GNExS1 Entries and Terminal Block Location. When only one cable entry is used the other entries must be When connecting wires to the terminals great care should be...
  • Page 5 INSTRUCTION MANUAL GNExS1 Alarm Horn Sounder with relay / telephone initiate For use in Flammable Gas Atmospheres M20 to ½” NPT 8.2 Activation, Relay / Telephone Wiring Inputs and M20 to ¾” NPT Signal Type Header Setting (H1) M20 to M25 It is important to note that stopping plugs cannot be fitted onto The H1 header selection configures the activation signal type.
  • Page 6 INSTRUCTION MANUAL GNExS1 Alarm Horn Sounder with relay / telephone initiate For use in Flammable Gas Atmospheres 8.4 Unit Latch mode duration DIP switch S1 setting 10) Maintenance, Overhaul and Repair Maintenance, repair and overhaul of the equipment should The relay/telephone latch duration setting is only applicable...
  • Page 8 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...

  • Page 9: Eu Declaration Of Conformity

    Other Standards and Regulations EN 60529:1992+A2:2013 - Degrees of protection provided by enclosures (IP code) – enclosure rated IP66/67 E2S Telephone: +44 (0)20 8743 8880 Fax: +44 (0)20 8740 4200 Email: sales@e2s.com www.e2s.com DC-038_Issue_F (GNExS, GNExL) - Page 1 of 2 -...
  • Page 10 This Declaration is issued under the sole responsibility of the manufacturer. Martin Streetz Document No.: DC-038_Issue_F Quality Assurance Manager Date and Place of Issue: London, 23/12/2020 E2S Telephone: +44 (0)20 8743 8880 Fax: +44 (0)20 8740 4200 Email: sales@e2s.com www.e2s.com DC-038_Issue_F (GNExS, GNExL) - Page 2 of 2 - QAF_252_Issue_5...
  • Page 11 This Declaration is issued under the sole responsibility of the manufacturer. Martin Streetz Document No.: DC-095_Issue_A Quality Assurance Manager Date and Place of Issue: London, 04/02/2022 E2S Telephone: +44 (0)20 8743 8880 Fax: +44 (0)20 8740 4200 Email: sales@e2s.com www.e2s.com DC-095_Issue_A (GNExS, GNExL) - Page 1 of 1 QAF_252_Issue_5...

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