INSTRUCTION MANUAL
GNExB2X05-S, GNExB2X10-S, GNExB2X15-S
Xenon Beacons - SIL2
For use in Flammable Gas and Dust Atmospheres
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
Sheet 1 of 15
GNExB2X05-S
GNExB2X10-S
GNExB2X15-S
1) Product Table
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.
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.
Standard
Model Number
Nom.
Voltage
Voltage Range
Nom.
Operating
Current*
Max
Current
ATEX /
IECEx /
UKEX
NEC /
CEC
GNExB2X05DC024-S
24Vdc
20-28Vdc
295mA
350mA
GNExB2X10DC024-S
24Vdc
20-28Vdc
605mA
710mA
ATEX /
IECEx /
UKEX
GNExB2X15DC024-S
24Vdc
20-28Vdc
835mA
920mA
*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.
