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E2S BExCS110-L2 Instruction Manual

E2S BExCS110-L2 Instruction Manual

Combined sounder / led beacon for use in flammable gas and dust atmospheres
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1) Warnings
 DO NOT OPEN WHEN AN EXPLOSIVE
ATMOSPHERE IS PRESENT
 DO NOT OPEN WHEN ENERGIZED
 POTENTIAL ELECTROSTATIC CHARGING
HAZARD – CLEAN ONLY WITH A DAMP
CLOTH
 COVER BOLTS CLASS A4-80
 USE HEAT RESISTING CABLES AND CABLE
GLANDS (RATED 110°C) AT AMB.
TEMPERATURES OVER 40°C
2) Rating & Marking Information
All units have a rating label, which carries the following
important information:-
Model No.:
BExCS110-L2D or BExCS110-L2D-R
Input Voltage:
DC Units
AC Units
BExCS110-L2D-P or BExCS110-L2D-R-P Codes:
Ex db IIB T5 Gb Ta. -50°C to +50°C
Ex db IIB T4 Gb Ta. -50°C to +70°C
Ex tb IIIC T70°C Db Ta. -50°C to +40°C
Ex tb IIIC T85°C Db Ta. -50°C to +55°C
Ex tb IIIC T100°C Db Ta. -50°C to +70°C
Certificate No.
KEMA 01ATEX2223X
IECEx KEM 10.0025X
Epsilon x
Equipment Group and
Category:
CE Marking
Notified Body No.
_______________________________________________________________________________________________________________________________
European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH
Document No.D210-00-611-IS
INSTRUCTION MANUAL (ATEX / IECEx)
BExCS110-L2D and BExCS110-L2D-R Combined Sounder / LED
Beacon For use in Flammable Gas and Dust Atmospheres
BExCS110-L2D
24V or 48V
115V or 230V
II 2G
II 2D
2813
Issue 6
20-04-2020
The units can be installed in locations with the following
conditions:
Area Classification Gas:
Explosive gas air mixture likely to occur in
Zone 1
normal operation.
Explosive gas atmosphere not likely to
Zone 2
occur in normal operation but may be
present for short periods.
Gas Groupings:
Group IIA
Propane
Group IIB
Ethylene
Temperature Classification:
T1
450ºC
T2
300ºC
T3
200ºC
T4
135ºC
T5
100ºC (up to 50°C ambient)
Area Classification Dust:
Explosive dust air mixture likely to occur in
Zone 21
normal operation.
Explosive dust air mixture not likely to
Zone 22
occur in normal operation, and if it does, it
will only exist for a short time.
Dust Groupings:
Group IIIA
Combustible Dusts
Group IIIB
Non-Conductive Dust
Group IIIC
Conductive Dust
Maximum Surface Temperature for Dust Applications:
100ºC
IP Rating:
IP66/67 to EN/IEC60529 and IP6X to
EN/IEC60079-0, EN/IEC60079-31
Equipment Category:
Equipment Protection Level:
Ambient Temperature Range:
-50°C to +70°C Gas Groups IIA and IIB
-50°C to +70°C Dust Groups IIIA, IIIB and IIIC
sales@e-2-s.com
www.e-2-s.com
Sheet 1 of 9
BExCS110-L2D-R
2G / 2D
Gb / Db
Tel: +44 (0)208 743 8880
Fax: +44 (0)208 740 4200

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Summary of Contents for E2S BExCS110-L2

  • Page 1 INSTRUCTION MANUAL (ATEX / IECEx) BExCS110-L2D and BExCS110-L2D-R Combined Sounder / LED Beacon For use in Flammable Gas and Dust Atmospheres BExCS110-L2D-R BExCS110-L2D 1) Warnings  DO NOT OPEN WHEN AN EXPLOSIVE The units can be installed in locations with the following ATMOSPHERE IS PRESENT conditions: ...
  • Page 2 adjustment screws on the side of the unit must be fully 3) Type Approval Standards tightened to ensure that the unit cannot move in service. The combined sounder beacon carries an EC Type Examination Certificate and IECEx Certificate of Conformity, and have been certified to comply with the following standards: EN60079-0:2012 + A11 and EN IEC 60079-0 :2018 /...
  • Page 3: Power Supply Selection

    It is important to note that stopping plugs cannot be fitted 8) Power Supply Selection onto adapters, only directly onto the M20 entries. It is important that a suitable power supply is used to run the Any other adapters used must be suitably rated and ATEX / equipment.
  • Page 4: Cable Connections

    11) Cable Connections 12.2 Sounder Stage Switching 12.2.1 Units First Stage Tones The combined sounder beacon unit BExCS110-L2D has separate printed circuit boards in the sounder and beacon Stage one (S1) Operation sections. The terminals for the sounder are on the printed circuit board in the sounder section and the terminals for the beacon are on the printed circuit board in the beacon section (see figures 4a, 4b, 6a and 6b).
  • Page 5 13.2 Stage Switching 13.2.1 Units First Stage Tones Stage one (S1) Operation Simply connect the supply voltage to the + and - supply terminals, (see fig. 13.2.2 DC Units Second and Third Stage Tone Selection For units set up for –ve switching (default setting): Stage two (S2) Operation E E N N L L Power +ve and –ve, link a -...
  • Page 6 End of Line Resistor Fig. 8a End of Line Resistor Placement for Sounder Board S3 S2 - - + + Fig. 6b Beacon DC Terminals 13.3 Stage Switching Polarity (DC Units Only) The BExCS110-L2D DC sounders has the facility to use either +ve or –ve switching to change the tone to the second and third stages.
  • Page 7 15.3 Flash Rate Settings 15) Settings Warning – high-intensity light source. 15.1 Tone Selection Avoid looking directly at the light source for extended periods of time. The sounders have 32 different tones that can be selected for the first stage alarm. The sounders can then be switched to The BExCS110L2D beacons can produce different flash sound second and third stage alarm tones.
  • Page 8: Maintenance, Overhaul & Repair

    M5x16 Hex Socket Screw M5 Spring Washer The beacon cover is interchangeable, contact E2S Ltd for a replacement cover available in various colours. M5 Plain Washer To change the cover, unscrew the M5 socket head screws Guard and remove the M5 screws, M5 spring &...
  • Page 9 Tone Selection DIP Switch Stage Selection Settings Stage 1 Frequency Description 2 3 4 5 Stage 2 Stage 3 Continuous 1000Hz Toxic Gas Alarm 0 0 0 0 Tone 31 Tone 11 Alternating 800/1000Hz at 0.25s intervals 0 0 0 0 Tone 17 Tone 5 Slow Whoop 500/1200Hz at 0.3Hz with 0.5s gap repeated...

This manual is also suitable for:

Bexcs110-l2dBexcs110-l2d-r