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INSTRUCTION MANUAL
GNExB2X05-S, GNExB2X10-S, GNExB2X15-S
Xenon Beacons - SIL2
For use in Flammable Gas and Dust Atmospheres
1) Product Table
Standard
ATEX /
IECEx /
UKEX
NEC /
CEC
ATEX /
IECEx /
UKEX
*Rate at 1Hz
The table shows the input current taken by the various beacons.
Nominal current at nominal voltage and 1Hz flash rate.
Max. rated current at worst case supply voltage and flash rate.
Table 1: Electrical Ratings.
Ensure the system power supply is capable of providing the maximum current required for all beacons. Review associated cable
size, length and quantity of beacons on each circuit.
2) Warnings
• POTENTIAL ELECTROSTATIC CHARGING HAZARD –
CLEAN ONLY WITH A DAMP CLOTH.
• DO NOT OPEN WHEN AN EXPLOSIVE ATMOSPHERE
IS PRESENT.
• 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 STANDARDS:
70ºC AT ENTRY OR 80ºC AT BRANCHING POINT.
FOR NEC / CEC STANDARDS:
60ºC AT ENTRY OR 60ºC AT BRANCHING POINT.
European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH
Document No. D156-00-621-IS
Model Number
GNExB2X05DC024-S
GNExB2X10DC024-S
GNExB2X15DC024-S
Issue 1
GNExB2X05-S
GNExB2X10-S
GNExB2X15-S
Nom.
Voltage Range
Voltage
24Vdc
24Vdc
24Vdc
3) Marking & Rating Information
All units have a rating label, which carries the following
important information:
• Unit Model.
• Voltage Range
• Nominal Voltage
• Max. Current
See Table 1 for electrical ratings of each Unit Model.
27-10-22
Nom.
Operating
Current*
20-28Vdc
295mA
20-28Vdc
605mA
20-28Vdc
835mA
www.e2s.com
Max
Current
350mA
710mA
920mA
Tel: +44 (0)208 743 8880
Sheet 1 of 15
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Summary of Contents for E2S GNExB2X05-S Series
- Page 1 70ºC AT ENTRY OR 80ºC AT BRANCHING POINT. FOR NEC / CEC STANDARDS: 60ºC AT ENTRY OR 60ºC AT BRANCHING POINT. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No. D156-00-621-IS Issue 1...
- Page 2 Installation must be carried out in compliance with the Group IIC Hydrogen and Acetylene National Electric Code. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No. D156-00-621-IS Issue 1 27-10-22...
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Page 3: Special Conditions For Safe Use
9.4mm diameter bolt holes in the base of the unit (see figure 2). Figure 2: Fixing Location for B2 Beacon. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No. D156-00-621-IS Issue 1... - Page 4 European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No. D156-00-621-IS Issue 1...
- Page 5 Table 2: ATEX / IECEx & UKEx Min. Ratings of Cables & Cable Glands. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No. D156-00-621-IS Issue 1...
- Page 6 To change the lens, unscrew the M5 socket head screws and remove the M5 screws, M5 spring & flat washers. Figure 6: DIP Switch Location. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No. D156-00-621-IS Issue 1...
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Page 7: Maintenance, Overhaul And Repair
MUST be in the order shown in figure 10. Figure 10: Lens & Guard Fixings Order. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No. D156-00-621-IS Issue 1... - Page 8 Active mode where it will start to process. function/flash. When periodically testing the system and beacons, operation is put into Active mode. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No. D156-00-621-IS Issue 1 27-10-22...
- Page 9 If the hard reset process does not correct the latched fault the alarm horn sounder may require further investigation, please contact your local E2S representative. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No.
- Page 10 Power & Communication with the system control panel can be configured in two ways: - Although it is highly recommended that the unit is wired as stated in section 15-1 as a 4-Wire System. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No. D156-00-621-IS...
- Page 11 If multiple SIL 2 alarm horn sounders are to be cabled in series, the monitoring connections differ from that of a single beacon. For more information see manual D197-00-621-IS available from the E2S website. 15-2) SIL 2 System Wiring for Fault Detection in Standby Mode Only – 2 Wire Installation Cabling is required to the positive '+' and negative '-' power input terminals only.
- Page 12 If multiple SIL 2 alarm horn sounders are to be cabled in series, the monitoring connections differ from that of a single beacon. For more information see manual D197-00-621-IS available from the E2S website. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com...
- Page 13 The unit has now been reset. If the hard reset process does not correct the latched fault the beacon may require further investigation. Please contact your local E2S representative. J7 Header Pin - Position A Factory default position (pins 2 & 3 linked).
- Page 14 All GNExB2 SIL2 beacons that are connected to the same supply line will have a synchronised flash rate at one flash every second. European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880 Document No.
- Page 15 The alternative 2-wire configuration requires an EOL resistor to be fitted. The EOL resistor can be specified during ordering and factory fitted or selected and fitted during the beacon installation. See section 9 for EOL resistor location and wattage requirements. E2S recommends a value of 2.2K Ohm. If an alternative value is required, please see section 15-2.
- Page 16 BEACON WIRING DIAGRAM WRITTEN CONSENT. IMPRESS HOUSE 23/09/2022 B.ISARD STANDARDS MANSELL ROAD EUROPEAN SAFETY SYSTEMS LTD. ACTON DRAWING NUMBER AS PER LATEST DATE OF ISSUE SHOWN ABOVE LONDON W3 7QH SCALE SHEET ALTERNATIVE MATERIAL APPROVED DATE WWW.E2S.COM D191-06-621 NTS 1 23/09/2022 R.N.POTTS...
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Page 17: Eu Declaration Of Conformity
Manufacturer: European Safety Systems Ltd. Impress House, Mansell Road, Acton London, W3 7QH United Kingdom Authorised Representative: E2S Warnsignaltechnik UG Charlottenstrasse 45‐51 72764 Reutlingen Germany Equipment Type: GNExB1X05 ... - Page 18 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‐037_Issue_H 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‐037_Issue_H (GNExB, GNExJ).docx ‐ Page 2 of 2 ‐ QAF_252_Issue_5...
- Page 19 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-098_Issue_A (GNExB, GNExJ UKCA).docx - Page 1 of 2 -...
- Page 20 Martin Streetz Document No.: DC-098_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-098_Issue_A (GNExB, GNExJ UKCA).docx - Page 2 of 2 - QAF_252_Issue_5...
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