background image

 

 

INSTRUCTION MANUAL (ATEX / IECEx) 

BExS110D and BExS110D-R Sounder

 

For use in Flammable Gas and Dust Atmospheres

 

 

 

 

 

 

 

 

1) Warnings 

 DO NOT OPEN WHEN AN EXPLOSIVE 

ATMOSPHERE IS PRESENT 

 DO NOT OPEN WHEN ENERGIZED 

 POTENTIAL ELECTROSTATIC CHARGING 

HAZARD 

 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.:

  

BExS110D or BExS110D-R 

 

Input Voltage:

     DC Units    12V or 24V or 48V 

              AC Units    115V or 230V 

 

BExS110D or BExS110D-R Codes:  

Ex d IIC T4 Gb Ta. -50°C to +55°C  
Ex d IIB T4 Gb Ta. -50°C to +70°C 
Ex tb IIIC T100°C Db Ta. -50°C to +55°C 
Ex tb IIIC T115°C Db Ta. -50°C to +70°C  

 

Certificate No.

    KEMA 99ATEX6312X 

  IECEx 

KEM 

10.0003X 

 

 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 

The units can be installed in locations with the following 
conditions: 

 

Area Classification Gas: 

Zone 1 

Explosive gas air mixture likely to occur in 
normal operation. 

Zone 2 

Explosive gas atmosphere not likely to 
occur in normal operation but may be 
present for short periods. 

 

Gas Groupings: 

Group IIA 

Propane 

Group IIB 

Ethylene 

Group IIC 

Hydrogen and Acetylene (up to 55°C 
ambient) 

 

Temperature Classification: 

T1 450ºC 

 

T2 300ºC 
T3 200ºC 
T4 135ºC 

 

Area Classification Dust: 

Zone 21 

Explosive dust air mixture likely to occur in 
normal operation. 

Zone 22 

Explosive dust air mixture not likely to 
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 at +55 ºC ambient 

115 ºC at +70 ºC ambient 

 

IP Rating:  

IP66/67 to EN/IEC60529 and IP6X to 
EN/IEC60079-0, EN/IEC60079-31 

 

Equipment Category:

 

2G / 2D 

 

Equipment Protection Level:

 

Gb / Db 

 

Ambient Temperature Range:

 

-50°C to +55°C Gas Groups IIA, IIB and IIC 

-50°C to +70°C Gas Groups IIA and IIB 

-50°C to +70°C Dust Groups IIIA, IIIB and IIIC 

0518 

II  2G 
II  2D 

Epsilon x 
Equipment Group and 
Category: 

CE Marking 
Notified Body No. 

BExS110D 

BExS110D-R 

www.acornfiresecurity.com

www.acornfiresecurity.com

Содержание BExS110D

Страница 1: ... Zone 2 Explosive gas atmosphere not likely to occur in normal operation but may be present for short periods Gas Groupings Group IIA Propane Group IIB Ethylene Group IIC Hydrogen and Acetylene up to 55 C ambient Temperature Classification T1 450ºC T2 300ºC T3 200ºC T4 135ºC Area Classification Dust Zone 21 Explosive dust air mixture likely to occur in normal operation Zone 22 Explosive dust air m...

Страница 2: ...f the unit The BEx sounder should be secured to any flat surface using the three 7mm fixing holes on the stainless steel U shaped mounting bracket See Figure 1 The required angle can be achieved by loosening the two large bracket screws in the side of the unit which allow adjustment of the sounder in steps of 18 On completion of the installation then two large bracket adjustment screws on the side...

Страница 3: ...ified adapters 10 Earthing Both AC and DC sounder units must be connected to an earth The units are provided with internal and external earth terminals which are both located on the terminal chamber section of the unit Fig 3 Internal View of Cover When using the internal earth terminal ensure that the stainless steel M4 flat washer is between the incoming earth wire and the enclosure Internal eart...

Страница 4: ...0 AC sounder Stage two S2 Operation Power L and N link the Common C and S2 terminal Dip switch alters stage 2 tone Stage three S3 Operation Power L and N link the Common C and S3 terminals Dip switch alters stage 3 tone Fig 4 AC Terminals 13 DC Wiring A 4 way terminal block is provided on the DC Sounder There are 1 off ve 1 off ve 1 off stage 2 and 1 off stage 3 terminals in total 13 1 Wiring Diag...

Страница 5: ...o the left hand marked ve and centre pins For ve switching connect the headers to the right hand marked ve and the centre pins Refer to Fig 7 Fig 7 Stage Switching Polarity 13 4 Line Monitoring On BExS110D DC units dc reverse line monitoring can be used if required All DC sounders have a blocking diode fitted in their supply input lines An end of line monitoring diode or an end of line monitoring ...

Страница 6: ...Maintenance Overhaul Repair Maintenance repair and overhaul of the equipment should only be carried out by suitably qualified personnel in accordance with the current relevant standards EN60079 19 IEC60079 19 Explosive atmospheres Equipment repair overhaul and reclamation EN 60079 17 IEC60079 17 Explosive atmospheres Electrical installations inspection and maintenance To avoid a possible ELECTROST...

Страница 7: ...ne 5 15 Continuous at 800Hz 0 1 1 1 0 Tone 2 Tone 5 16 Intermittent 660Hz 150mS on 150mS off 1 1 1 1 0 Tone 18 Tone 5 17 Alternating 544Hz 100mS 440Hz 400mS 0 0 0 0 1 Tone 2 Tone 27 18 Intermittent 660Hz 1 8s on 1 8s off 1 0 0 0 1 Tone 2 Tone 5 19 1400Hz to 1600Hz sweep up over 1s 1600Hz to 1400Hz sweep down over 0 5s 0 1 0 0 1 Tone 2 Tone 5 20 Continuous 660Hz 1 1 0 0 1 Tone 2 Tone 5 21 Alternati...

Страница 8: ...R P T A P 105 6 106 8 107 4 106 4 106 2 103 6 104 1 105 3 106 8 106 7 105 0 103 3 15 800Hz Continuous 100 1 103 3 105 6 107 6 103 0 100 3 10 2 102 9 105 2 106 8 102 4 99 6 16 660Hz 150mS ON 150mS OFF Intermittent 92 5 93 9 97 9 97 5 92 5 91 5 92 1 94 5 98 5 97 9 93 1 92 2 17 544Hz 100mS 440Hz 400mS NF S 32 001 101 0 102 5 106 5 107 5 103 9 100 7 101 7 102 5 105 7 107 9 103 6 101 5 BExS110D Input V...

Отзывы: