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BExS110 Explosion Proof Alarm Horn Sounder

The flameproof BExS110 alarm sounders are suitable for Zone 1, 2, 21 & 22 applications. Approved to IECEx, ATEX, Ex EAC and INMETRO standards.

Sound level outputs of up to 117dB(A) at 1 metre with a choice of 32 alarm tones and 3 remotely selectable stages. 
The BEx range features enclosures manufactured from corrosion proof, marine grade copper free LM6 aluminium with chromate and powder coat finish. 
Available in MED approved and SIL2 compliant versions. 
For fire applications the BExS110D 24V dc siren is CPD EN89/106/EEC compliant (EN54-3 tested).

Specification

 
Maximum output: 117dB(A) @ 1 metre [108dB(A) @ 10ft/3m]
Nominal output: 110dB(A) @ 1m +/- 3dB - Tone 2 [101dB(A) @ 10ft/3m]
No. of tones: 32 (UKOOA / PFEER compliant)
No. of stages: 3
Volume control: Max. 110dB(A); Min. 72dB(A) - Tone 2
Effective range: 100m @ 1KHz
Voltages DC: 12vdc; 24vdc; 48vdc
Voltages AC: 115vac; 230vac
Stage switching: Negative or positive
Ingress protection: IP66/67
Enclosure matl: Marine grade copper free LM6 Aluminium
Enclosure finish: Chromate & powder coated finish - anti-corrosion.
Colour: RAL3000 Red
Grey RAL7038
Special - available on request
BExS110 horn: High impact UL94 V0 & 5VA FR ABS (Red)
Cable entries: Dual M20 ISO
(one stopping plug inc)
Terminals: 0.5 - 2.5mm² (20-14 AWG)
Enclosure volume: <2 litres
Line monitoring: Blocking diode included
EOL Min. 500 Ohm 2w, or 3k3 Ohm 0.5w resistor
or diode (DC versions) can be fitted
Grounding stud: M5
Temperature range: -50° to +70°C (-58°F to +158°F)
Relative humidity: 95% - Additional tropicalisation is recommended for applications where both high relative humidity and high ambient temperatures exist
Weight: DC: 3.00kg AC: 3.20kg
Option M1: MED (Marine Equipment Directive) approved, 24V dc only
Option P1: Stage programmable - 4 remotely selectable stages
45 alarm tones - any tone can be assigned to any stage<. User configurable continuous frequency tone
Option S1/J1: SIL2 certified - contact E2S for information
Option T1: Tropicalised version
*SPL data +/-3dB(A). Measured at optimum voltage.

Current Consumption

Version: Voltage: Current:
12V dc +/-25% 195mA
24V dc +/-25% 265mA
48V dc +/-25% 130mA
115V ac 50/60Hz +10/-10% 110mA
230V ac 50/60Hz +10/-10% 56mA

Part Codes

Version: Part code:
Product type: BExS110 Explosion proof alarm horn sounder
Type: DF Ex d, Flare re-entrant horn
Voltage: DC012
DC024
DC048
AC115
AC230
12V dc
24V dc
48V dc
115V ac
240V ac
Cable Entry Type:[e]






Note:
A
B
C
D
E
F
G
2 x M20x1.5mm
2 x 1/2" NPT - adaptors
2 x 3/4" NPT - adaptors
2 x M25x1.5mm - adaptors
1 x 1/2" NPT - adaptor
1 x 3/4" NPT - adaptor
1 x M25x1.5mm - adaptor
M20 stopping plugs for unused entries supplied
Adaptor/Stopping
plug material: [m]
B
N
S
Brass
Nickel Plated
Stainless Steel
Bracket material: [s] 1
2
3
4
A2 304 Stainless Steel
A4 316 Stainless Steel
A2 304 St/St with Equip. Tag
A4 316 St/St with Equip. Tag (304)
Product version: [v] A1
M1
P1
J1

S1
T1
Default - IECEx, ATEX, Ex EAC & INMETRO
MED (24Vdc only) - IECEx, ATEX, Ex EAC & INMETRO
Stage programmable - IECEx, ATEX, Ex EAC & INMETRO
Tropicalised SIL2 - IECEx, ATEX, Ex EAC & INMETRO : 24Vdc only
SIL2 - IECEx, ATEX, Ex EAC & INMETRO : 24Vdc only
Tropicalised - IECEx, ATEX, Ex EAC & INMETRO
Enclosure colour: [x] R
G
S
Red RAL3000
Grey RAL7038
Special - contact E2S

Coding

  • II 2G Ex d IIB T4 Ta -50°C to +70°C
  • II 2G Ex d IIC T4 Ta -50°C to +55°C
  • II 2D Ex tb IIIC T100°C Db Ta -50°C to +55°C
  • II 2D Ex tb IIIC T115°C Db Ta -50°C to +70°C