E2S GNExS2 Instruction Manual
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INSTRUCTION MANUAL
GNExS2
Alarm Horn Sounder
For use in Flammable Gas Atmospheres
1) Product Table
Model
Input Voltage
GNExS2FDC024
GNExS2FDC048
GNExS2FAC230
GNExS2HDC024
GNExS2HDC048
GNExS2HAC230
*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 at P2 and P3 power setting.
Nominal current at nominal voltage.
Max rated current at worst case supply voltage.
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. D157-00-101-IS
GNExS2F
Nominal
Voltage Range
12Vdc
10-30Vdc
24Vdc
48Vdc
38-60Vdc
115Vac
100-260Vac 50/60Hz
230ac
12Vdc
10-30Vdc
24Vdc
48Vdc
38-60Vdc
115Vac
100-260Vac 50/60Hz
230Vac
Issue 3
GNExS2H
Nominal
Input Current
P2
P3
289mA
356mA
324mA 740mA
324mA
740mA
195mA
391mA
324mA 740mA
125mA
282mA
138mA 325mA
78mA
167mA
289mA
356mA
324mA 740mA
324mA
740mA
195mA
391mA
324mA 740mA
125mA
282mA
138mA 325mA
78mA
167mA
28-11-22
Sound
Max.
Pressure Level
Current
P2, dB(A)
P2
P3
Max*
Nom
120
120
120
124
124
124
www.e2s.com
Tel: +44 (0)208 743 8880
Sound
Pressure Level
P3, dB(A)
.†
.†
Max*
Nom
115
123
118
115
123
118
115
123
118
119
127
122
119
127
122
119
127
122
Sheet 1 of 7
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Summary of Contents for E2S GNExS2
- Page 1 INSTRUCTION MANUAL GNExS2 Alarm Horn Sounder For use in Flammable Gas Atmospheres GNExS2F GNExS2H 1) Product Table Sound Sound Nominal Max. Pressure Level Pressure Level Nominal Input Current Current Model Voltage Range P2, dB(A) P3, dB(A) Input Voltage .† .†...
- 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 further details. 100ºC ATEX / IECEx / UKEX Ratings 85ºC...
- Page 3 (see figure 4). 8mm. Wires may be fitted securely with crimped ferrules. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No. D157-00-101-IS Issue 3...
- Page 4 Any unused cable entries must be closed with suitably rated blanking plugs. Figure 6: GNExS2 Entries and Terminal Block Location. Ingress Protection When connecting wires to the terminals great care should be If a high IP (Ingress Protection) rating is required, then a...
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Page 5: Tone Selection
8) Settings Following illustrations show the different settings available for GNExS2 Alarm Horn Sounders. See schematic diagrams D190-06-001 for DC units and D190-06-005 for AC units. 8.1 SPL Configuration See Table 1 for product power supply and Sound Pressure Levels (SPL). - Page 6 6V. A monitoring voltage greater than 6V may activate the alarm horn sounder and the 2nd, 3rd or 4th stages. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No. D157-00-101-IS...
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Page 7: Maintenance, Overhaul And Repair
PFD (hazardous failure) 2.4 x 10 Proof Test Interval Up to 1 year European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No. D157-00-101-IS Issue 3 28-11-22 Sheet 7 of 7... - Page 11 Page left Intentionally blank...
- Page 13 Page left Intentionally blank...
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Page 14: 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 15 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 16 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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