INSTRUCTION & SERVICE MANUAL
Contents
1. Ex 3G Ex nA IIC T4 Gc Ta 40 C to 50 C 13D Ex te IIIC T90 C De Ta 40 C to 50 C CE Marking C E Zones Gas Dust Groups and Temperature Classification When connected to an approved system the D2X alarm horn may be installed in Zone2 explosive gas air mixture not likely to occur in normal operation and if it does it will only exist for a short time 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 May be used with gases in groups Group IIA propane Group IIB ethylene Group IIC hydrogen acetylene Having a temperature classification for Gas applications of T1 450 C T2 300 C T3 200 C T4 135 C May be used with Dust types Group IIIA combustible flyings Group IIIB non conductive dust Group IIIC conductive dust European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D189 00 001 IS Issue 7 18 06 15 sales e 2 s com www e 2 s com Tel 44 0 208 743 8880 Fax 44 0 208 740 4200 Sheet 1 of 7 Maximum Surface Temperature for Dust Applications 90 C 3 2 Class Zone ratings US The D2xS1 alarm horn complies with the following standards ANSI UL 60079 0 2013 ANSI UL60079 15 2013 ISA60079 31 2013 The D2X Alarm horn is rated as follows Class l Zone 2 AEx nA IIC T4 Gc Ta 40 C to 50 C Zone 22 AEx tc IIIC T90 C Dc Ta 40 C to 50 C Installation must2. Directive 94 9 EC Annex Il clause 1 5 The cable entry temperature may exceed 70 C the cable branching point may exceed 80 C Therefore suitable heat resisting cables and cable glands must be used with a rated service temperature of at least 90 C To maintain the ingress protection rating and mode of protection the M20 x 1 5 cable entries must be fitted with suitably rated certified cable glands and or suitably rated certified blanking devices during installation If a high IP Ingress Protection rating is required then a suitable sealing washer must be fitted under the cable gland For use in explosive gas atmospheres a minimum ingress protection rating of IP54 must be maintained For use in explosive dust atmospheres a minimum ingress protection rating of IP64 must be maintained Only the front cover is to be used for access to the enclosure for installation service and maintenance Once the product is opened the Type Rating cannot be maintained anymore unless a full verification of the gasket material is done and there is no damage European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D189 00 001 IS_ Issue 7 18 06 15 sales e 2 s com www e 2 s com Tel 44 0 208 743 8880 Fax 44 0 208 740 4200 Sheet 2 of 7 Connections are to be made into the terminal blocks using solid or stranded wire sizes 0 5 2 5mm2 AWG 20 14 Wire insulation needs to be stripped 6 7mm Wir
3. be carried out in compliance with the National Electric Code 3 3 Class Zone ratings Canada The D2xS1 alarm horn complies with the following standards CAN CSA C22 2 No 60079 0 11 CAN CSA C22 2 No 60079 15 12 CAN CSA C22 2 No 60079 31 12 The D2XS1 Alarm horn is rated as follows Ex nA IIC T4 Gc X Ta 40 C to 50 C Ex tc IIIC T90 C Dc Ta 40 C to 50 C Class II Div 2 EFG T5 Ta 40 C to 50 C Installation must be carried out in compliance with the Canadian Electric Code 3 4 Class Division Ratings for US and Canada The D2xS1 alarm horn complies with the following standards ANSI ISA 12 12 01 2013 CSA C22 2 No 213 M1987 CSA C22 2 No 157 92 2006 The D2XS1 Alarm horn is rated as follows Class Div 2 ABCD T3C Ta 40 C to 70 C Class Div 2 ABCD T4 Ta 40 C to 65 C Class Div 2 ABCD T4A Ta 40 C to 50 C Class II Div 2 FG T5 Class II Div 2 FG T6 Class III Div 1 amp 2 Ta 40 C to 50 C Ta 40 C to 45 C Ta 40 C to 50 C Installation must be carried out in compliance with the National Electric Code Canadian Electric Code 3 5 Ambient Temperature Range 40 C to 70 C Class Div 2 only 40 C to 50 C 3 6 Ingress Protection Ratings The product is rated for ingress Protection as follows IP rating per EN60529 IP66 Type rating per UL50E NEMA250 4 4X 3R 13 To maintain the ingress protection rating the two off M20 cable entries must be fitted with suitably rated
4. certified cable entry and or blanking devices during installation 3 7 Electrical Ratings Part No Nominal Nominal Voltage Max Voltage Current Range Current 313mA D2xS1DC024 24Vdc 313mA 10 30Vdc 24Vde 218mA D2xS1DC048 48Vdc 181mA 38 58Vdc 48Vde 115Vac D2xS1AC115 115Vac 89mA_ a 10 21MA 126 5Vac 60Hz 230Vac D2xS1AC230 230Vac 52mA 4 10 ee 50Hz ay 4 Special Conditions for Safe Use Special Condition for safe Use as stated on the Type Examination Certificate DEMKO 14 ATEX 4786493904X CoC IECEx ULD 14 0004Xx End user shall adhere to the manufacturer s installation and instruction when performing housekeeping to avoid the potential for hazardous electrostatic charger during cleaning by using a damp cloth The D2xC1 is not to be mounted with the horn facing upwards The equipment shall only be used in end use with appropriately certified cable entry devices and blanking plugs 4 1 Installation The product must only be installed by suitably qualified personnel in accordance with the latest issues of the relevant standards The installation of the units must also be in accordance with any local codes that may apply and should only be carried out by a competent electrical engineer who has the necessary training The alarm horn is not to be mounted with the horn facing upwards The equipment has not been assessed as a safety related device as referred to by
5. 0010 44 24 35 21 800Hz IMO code 2 High ee 001010 44 24 35 22 1200Hz Continuous ak 101010 44 24 35 23 2000Hz Continuous i 011010 15 3 35 24 2400Hz Continuous ae 111010 48 20 35 SRC eydeaiminute aaan pas sa 000110 x 44 8 26 fee NG alt 100110 1 44 8 aA R 010110 4 4 2 Bet neni E ES ie ae 110110 44 2 4 8 5 e PS al 001110 4 a s 30 e i RG 1 85 101110 44 24 8 st eee Pale sted 011110 3 24 s European Safety Systems Ltd Document No D189 00 001 IS Impress House Mansell Road Acton London W3 7QH Issue 7 18 06 15 Sheet 6 of 7 sales e 2 s com www e 2 s com Tel 44 0 208 743 8880 Fax 44 0 208 740 4200 745Hz 0 5s ey 32 745Hz 1Hz Intermittent 0 5 _ 111110 44 24 8 800Hz 0 25sec on 1 sec off 800H2 0 25s 000001 33 Intermittent 1s 53 24 8 800HZ 0 255 i tne 800Hz 2Hz IMO code 3 34 High Intermittent Sora 100001 56 24 8 1000Hz 0 55 T D 35 1000Hz 1Hz Intermittent 0 5s 010001 44 24 8 2400Hz 0 55 T 36 2400Hz 1Hz Intermittent 0 58 110001 21 24 8 2900Hz ois 37 2900Hz 5Hz Intermittent 0 1s 001001 53 24 8 518Hz 0 5s 38 363 518Hz 1Hz Alternating 363Hz _0 58 PE 101001 1 8 19 500Hz 0 25s 39 450 500Hz 2Hz Alternating 450Hz 9 258 011001 1 8 19 554Hz 0 5s 40 554 440Hz 1Hz A
6. 06 15 Tel 44 0 208 743 8880 Fax 44 0 208 740 4200 sales e 2 s com www e 2 s com Sheet 5 of 7 Tone Selection To select the required first stage tone set the tone switches 1 to 6 see Fig 2 to the tone setting shown in the table below The table also shows which 2 37 and 4 stage tones are available for use with the selected first stage tone if more than one tone output stage is required R Tone Description Tone Visual P Tone Tone a 1 1000Hz PFEER Toxic Gas acai 000000 3 2 44 eee te N al 100000 3 a4 E ce H o10000 4 gt s 4 AaKH2 OSs NEG 48 265 Ks T 110000 44 94 1 H en fame E 001000 s5 a 4 E once tegap asuee sides g Sobel Sects a 101000 7 44 ECO A c H ADOT ver Meden i Bo PF 111000 y a o 9 on iso IMO Godora 7 T aantel e f g PR e nal 7S eee OE Oe ee I a4 1 T me GCC em T E S 1s gap 1S0 8201 Teno Da faa bea line 010100 4 l ia 1s gap 80 820 Terear as ai ee eet sa OR a a 13 mas SNPA sas ie los Sen bs Aml aa o OOUT yy 1 8 TO e coe 4 101100 3 3 a 15 300Hz Continuous i 011100 44 24 35 16 Mor Caiu 440Hz 111100 44 24 35 17 470Hz Continuous H 000010 44 24 35 T EEAS 100010 44 24 35 19 554Hz Continuous Gs 010010 641941 35 20 660Hz Continuous a 11
7. 24 12 y TE 64 Simulated Bell bene 111111 44 21 12 European Safety Systems Ltd Document No D189 00 001 IS Issue 7 Impress House Mansell Road Acton London W3 7QH 18 06 15 Sheet 7 of 7 sales e 2 s com www e 2 s com Tel 44 0 208 743 8880 Fax 44 0 208 740 4200
8. 5 Installation 147 0 Fig 1 Fixing locations D2xS1 alarm horn should only be installed by trained competent personnel 5 1 Mounting The D2xS1 alarm horn may be secured to any flat surface using the two 9 7 x 6 7mm 147mm pitch fixing holes The enclosure provides IP66 protection and is suitable for installation in exterior locations providing it is positioned so that water cannot collect in the horn and the cable entry is sealed 5 2 Installation procedure a Remove Secure the D2xS1 alarm horn to a flat surface via the two 9 7 x 6 7mm 147mm pitch fixing holes in the mounting feet b Remove the front of the alarm horn by unscrewing the four captive cover screws and pulling the front away from the enclosure c Fit an M20x1 5 suitably rated certified cable gland or conduit entry into the hole in the enclosure and connect the field wiring to the appropriate alarm horn terminals as shown in section 9 and fig 8 DC or section 8 fig 5 AC of this manual The power supply terminals are duplicated so that alarm horns may be connected in parallel and for DC units only an end of line monitoring resistor may be fitted If the second M20x1 5 entry is not used a suitably rated certified stopping plug must always be fitted d Select the required output tone by positioning the six switches as shown in Table 1 and Fig 2 e Adjust the internal volume control to provide the
9. INSTRUCTION amp SERVICE MANUAL v2 warning signals CERTIFIED Sar A The D2xS1 alarm horn is CE marked for compliance with the European Explosive Atmospheres Directive 94 9 EC and the European EMC Directive 89 336 EEC 1 Introduction The D2xS1 is an ATEX IECEx and UL certified alarm horn which produces a loud warning signal in a hazardous area Sixty Four first stage alarm sounds can be selected by internal switches and each one can be externally changed to a second third or fourth stage alarm sound The alarm horn may be used for Gas applications in Zone 2 Class Zone 2 Class Division 2 as well as for Dust applications in Zone 22 Class II Zone 22 Class II Division 2 Class III Division 1 amp 2 A D2xC1 combined alarm horn amp strobe is also available 2 Warnings SUITABLE FOR USE IN CLASS II DIVISION 2 GROUPS A B C AND D HAZARDOUS LOCATIONS SUITABLE FOR USE IN CLASS II DIVISION 2 GROUPS E F AND G HAZARDOUS LOCATIONS WARNING DO NOT OPEN WHEN EXPLOSIVE ATMOSPHERE IS PRESENT WARNING EXPLOSION HAZARD SUBSTITUTION OF ANY COMPONENT MAY IMPAIR SUITABILITY FOR CLASS I DIVISION 2 WARNING EXPLOSION HAZARD SUBSTITUTION OF ANY COMPONENTS MAY IMPAIR SUITABILITY FOR CLASS Il DIVISION 2 POTENTIAL ELECTROSTATIC CHARGING HAZARD CLEAN ONLY WITH A DAMP CLOTH USE HEAT RESISTANT CABLES AND CABLE GLANDS RATED 90 C OR HIGHER EXPLOSION HAZARD DO NOT REMOVE OR REPLACE
10. LAMPS FUSES OR PLUG IN MODULES UNLESS POWER HAS BEEN DISCONNECTED OR THE AREA IS KNOWN TO BE FREE OF IGNITIBLE CONCENTRATIONS OF FLAMMABLE GASES OR VAPORS EXPLOSION HAZARD DO NOT DISCONNECT WHILE THE CIRCUIT IS LIVE OR UNLESS THE AREA IS KNOWN TO BE FREE OF IGNITIBLE CONCENTRATIONS D2xS1 ALARM HORN For Use In Hazardous Locations 3 Ratings and Markings 3 1 ATEX IECEx certification The D2xS1 alarm horn complies with the following standards EN60079 0 2012 IEC60079 0 ed 6 0 2011 06 EN60079 15 2010 IEC60079 15 ed 4 0 2010 01 EN60079 31 2009 IEC60079 31 2009 ed 1 0 corr 1 2009 The Type Examination Certificate DEMKO 14ATEX4786493904X IECEx ULD14 0004X has been issued by UL This confirms compliance with the European ATEX Directive 94 9 EC for Group II Category 3G D equipment The alarm horn carries the Community Mark and subject to local codes of practice may be installed in any of the EEA member countries This instruction sheet describes installations which conform to the current issue of EN60079 14 IEC60079 14 Electrical Installation in Hazardous Areas EN60079 10 1 IEC 60079 10 1 Explosive Atmospheres Classification of Areas Explosive Gas Atmospheres EN60079 10 2 IEC 60079 10 2 Explosive Atmospheres Classification of Areas Explosive Dust Atmospheres When designing systems for installation outside the UK the local Code of Practice should be consulted The D2X Alarm horn is rated as follows
11. er ve and ve link a ve supply line to both the S2 amp S3 terminals For units set up for ve switching refer to 9 1 Stage two S2 operation Power ve and ve link a ve supply line to the S2 terminal Stage three S3 operation Power ve and ve link a ve supply line to the S3 terminal Stage four S4 operation Power ve and ve link a ve supply line to both the S2 amp S3 terminals European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D189 00 001 IS_ Issue 7 18 06 15 sales e 2 s com www e 2 s com Tel 44 0 208 743 8880 Fax 44 0 208 740 4200 Sheet 4 of 7 Stage Polarity Control See fig 6 CUA sa ooo cool looo oojoo fool i S S f Fig 8 DC Terminals 10 Earthing The unit has both internal and external earth terminals please see fig 3 Internal earthing connections should be made to the internal earth terminal on the PCBA please see fig 8 for DC fig 5 for AC The earth conductor should be at least equal in size and rating to the incoming power conductors The internal earth bonding wire connects the PCBA earth terminal to the internal earth terminal in the enclosure back box External earth connect
12. es may be fitted securely with crimped ferrules Terminal screws need to be tightened down with a tightening torque of 0 56 Nm 5 Lb in Internal earthing connections should be made to the Internal earth terminal on the PCBA The earth conductor should be at least equal in size and rating to the incoming power conductors The internal earth bonding wire connects the PCBA earth terminal to the internal earth terminal in the enclosure back box External earthing connections should be made to the MS earth stud using a ring crimp terminal to secure the earth conductor to the earth stud The external earth conductor should be at least 4mm AWG 11 in size Check that the earth bonding wire between the two castings is secure and the O ring seal is in place and in good condition 4 2 Maintenance Repair and Overhaul 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 Units must not be opened while an explosive atmosphere is present If opening the unit during maintenance operations a clean environment must be maintained and any dust layer removed prior to opening the unit Electrostatic charging hazard Clean only with a damp cloth
13. ions should be made to the M5 earth stud using a ring crimp terminal to secure the earth conductor to the earth stud The external earth conductor should be at least 4mm in size The external earth crimp ring should be located between the two M5 plain washers provided and securely locked down with the M5 spring washer and M5 nut 11 End Of Line Monitoring DC Units Only On D2xS1 DC units dc reverse line monitoring can be used if required All DC alarm horns have a blocking diode fitted in their supply input lines An end of line monitoring resistor can be connected across the ve and ve terminals If an end of line resistor is used it must have the following values 24V DC Alarm horns Minimum wattage 0 5W Minimum wattage 2 0W Minimum Resistance 3k9 ohms Minimum Resistance 1k ohms 48V DC Alarm horns Minimum wattage 0 5W Minimum wattage 2 0W Minimum Resistance 15k ohms Minimum Resistance 3k9 ohms The resistor must be connected directly across the ve and ve terminals as shown in the following drawing Whilst keeping its leads as short as possible a spacing of at least 1 16 inch 1 58mm must be provided through air and over surfaces between uninsulated live parts 2oolooa og log e End Of Line Resistor Fig 9 End Of Line Resistor European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D189 00 001 IS Issue 7 18
14. ive ve or Negative ve switching All units are factory set to ve switching as standard If ve switching is required the two wire links should be removed from the positions of the stage polarity control terminals and fitted to the positions as shown in fig 6 Wire Links in positions for ve switching Wire Links in positions for ve switching Fig 6 Stage Polarity Control settings 9 2 Wiring Diagrams ES283 DE s L STAGE 2 N STAGE 3 N Y STAGE 4 S2 S3 Customer Supplied Fig 7a DC Simplified Block Diagram negative switching Sat E82 83 L DE S L STAGE 2 STAGE 3 N T STAGE 4 S2 S3 Customer Supplied Fig 76 DC Simplified Block Diagram positive switching 9 3 Unit s First Stage Tones Stage one S1 operation Simply connect the supply voltage to the and supply terminals see fig 8 9 4 DC Units Second Third and Fourth Stage Tone Selection For units set up for ve switching default setting Stage two S2 operation Power ve and ve link a ve supply line to the S2 terminal Stage three S3 operation Power ve and ve link a ve supply line to the S3 terminal Stage four S4 operation Pow
15. lternating 44oHz 958 111001 44 24 19 554Hz 0 8s 554 440Hz 0 625H 41 Aiemalin E das 08s hl we 000101 1 8 19 561 760Hz 0 83Hz 50 ee Delon 100101 42 cycles minute Alternating 561Hz 775 eal 1 8 19 780 600Hz 0 96Hz e 0 528 010101 43 Alternating 600Hz 0 52s 1 8 19 800 1000Hz 2Hz mene 0 25s 110101 44 Alternating soo 0 258 5 24 19 970Hz 0 259 ooo 45 970 800Hz 2Hz Alternating 800Hz 0 25s 001101 1 8 19 1000Hz 0 57s 800 1000Hz 0 875H 46 Alternatin S Z gooHz 0 5751 101101 53 24 19 2900Hz 0 25s dZ Watering Ea saga 025s 011101 57 24 19 1200Hz we 500 1200Hz 0 3H 2 46 ene ne saus T 111101 44 24 12 1055Hz yy 560 1055Hz 0 18H A 49 Sweeping 560z a a 000011 44 24 12 1055Hz Be 560 1055Hz 3 3H S 50 oea A N 100011 44 24 12 1250Hz x Sr 1 I 010011 44 24 12 1200Hz pa 52 SE S 660Hz Hg Soh 110011 64 24 12 1000Hz we 53 800 1000Hz 1Hz Sweeping 800Hz oe 001011 56 24 12 1000Hz ra 54 800 1000Hz 7Hz Sweeping 800Hz ee 101011 57 24 12 1000Hz pz 800 1000Hz 50H lt RR I G 011011 54 24 12 2900Hz ra 56 2 enee a Se a LA 111011 57 24 12 2900Hz 2400 2900Hz 1H y 0 E EE 000111 47 24 12 2900Hz ra 2400 2900Hz 50H E A ae 100111 54 24 12 3000Hz 2500 3000Hz 2H E 59 Sweeping g ee RT 010111 44 24 12 3000Hz yi 2500 3000Hz 7 7H eA 60 2 Seen a ee ee 110111 44 24 12 800Hz 61 800Hz Motor Siren 1 68 001111 44 24 42 62 1200Hz Motor Siren 2s 101111 44 24 12 63 2400Hz Motor Siren 1 7s 011111 44
16. required sound level Refer to section 6 f Check that the O ring seal in the front cover is in good condition and not damaged g Replace the front of the alarm horn and tighten the four captive cover screws 6 Volume Control The output level of the D2xS1 alarm horn can be set by adjusting the volume control potentiometer see Fig 2 For maximum output set the potentiometer fully clockwise Da Tone Setting Switches 1 6 See tone selection table Volume Control Fig 2 Location of field controls 7 Cable Routing and Tone Selection 7 1 Cable Routing Due to the compact design of the D2x units it is important that the user strips off the outer sheath and biases any cables over the size of 1mm as shown below 360mm Bias wires to the side S External Earth Glands and or stopping plugs to be customer supplied to suit application Fig 3 Cables are to be stripped and biased toward side of unit with allocated spacing as shown European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D189 00 001 IS_ Issue 7 18 06 15 sales e 2 s com www e 2 s com Tel 44 0 208 743 8880 Fax 44 0 208 740 4200 Sheet 3 of 7 7 2 Tone Selection The D2xS1 alarm horns have 64 different tones The tone
17. s are selected by operation of the tone setting DIP switches see Fig 2 on the PCB The alarm horns can also be switched to sound the second third and fourth stage alarm tones The tone table Table 1 shows the switch positions for the 64 tone and which tones are available for the second third and fourth stages 8 AC Wiring 8 1 Wiring Diagram LNES2CS83 LNES2CS3 LNES2CS3 L 4 N L L 0 E o 0 S LIK STAGE 2 N STAGE 3 w STAGE 4 S2 S3 Customer Supplied Fig 4 AC Simplified Block Diagram 8 2 Unit s First Stage Tones Stage one S1 operation Simply connect the supply voltage to the L and N supply terminals see fig 5 8 3 AC Units Second Third and Fourth Stage Tone Selection To select the second third and fourth stage tones on the D2xS1 AC alarm horns Stage two S2 operation Power L and N link the common C and S2 terminal Stage three S3 operation Power L and N link the common C and S3 terminals Stage four S4 operation Power L and N link the common C and both the S2 and S3 terminals Fig 5 AC Terminals 9 DC Wiring 9 1 DC Stage Polarity Control The stage switches of the DC powered D2x units can be activated via Posit
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