INSTRUCTION & SERVICE MANUAL
Contents
1. warning signals 45 Tones 3 stage Alarm Horn Sounder Automatic Synchronisation Volume control Type 4 4X 13 Operating Temperature Range 20 C to 55 C UU 7KA1 Unit Type No 3 E amp 2xS121UL 10 30V or 48V 120V or 230V 50 60Hz Input Voltages DC Units AC Units Max Operating Temperature Code at 55 C Ambient Hazardous Location Temperature Code Class Division 2 Groups A B C D T3C 160 C Class II Division 2 Groups F and G T6 85 C Class Ill Divisions 1 and 2 T6 85 C Max Operating Temperature Code at 40 C Ambient Hazardous Location Temperature Code Class Division 2 Groups A B C D T4 135 C The equipment is suitable for use in the hazardous locations listed above or non hazardous locations only PRE INSTALLATION WARNING Before the E2xS121UL sounder is installed the required tone and output volume must be set Note the units are factory set to tone 2 800 1000Hz alternating at 2Hz and maximum output If necessary the unit should be connected to a Suitable power supply in a safe area to determine what tone pattern and output level is required M4Hex Socket Screw Spring Washer Flat Washer II WARNING DO NOT OPEN WHEN ENERGISED CAUTION DONOT OPEN WHEN AN EXPLOSIVE GAS OR DUST ATMOSPHERE IS PRESENT E2xS121UL DC Sounder Tone Sw2. 230AC 10 50 60Hz 4 Special Conditions for Safe Use Special Condition for safe Use as stated on the Type Examination Certificate DEMKO O6ATEX0421554X CoC IECEx ULD 14 0012X 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 Enclosure is non conducting and may generate an ignition capable level of electrostatic charges under certain sales e2s com www e2s com Tel 44 0 20 8743 8880 Fax 44 0 20 8740 4200 Sheet 1 of 2 extreme conditions The user should ensure that the equipment is not installed in a location where it may be subjected to external conditions such as high pressure steam which may cause a built up of electrostatic charges on non conducting surfaces The equipment has not been assessed as a Safety related device as referred to by Directive 94 9 EC Annex Il clause 1 5 To maintain the ingress protection rating and mode of protection the cable entries must be fitted with suitably rated ATEX IECEx certified cable glands and or suitably rated ATEX IECEx certified blanking devices during installation according to EN IEC60079 14 If a high IP Ingress Protection rating is required then a suitable sealing
3. in Zone 2 as well as for Dust applications in Zone 22 2 Warnings POTENTIAL ELECTROSTATIC CHARGING HAZARD CLEAN ONLY WITH A DAMP CLOTH DO NOT OPEN WHEN AN EXPLOSIVE ATMOSPHERE IS PRESENT 3 Ratings and Markings ATEX IECEx The E2xS121 Sounder 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 ed2 0 2013 11 The Type Examination Certificate DEMKO O6ATEX0421554X IECEx ULD 14 0012X has been issued by UL This confirms compliance with the European ATEX Directive 94 9 EC for Group Il 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 the local Code of Practice should be consulted The E2XS121 Sounder is rated as follows Ex I 3G ExnA IIC T4 Gc Tamb 20 C to 55 C IL 3D Ex tc IIIC 85 C Dc Tamb 20 C to 55 C CE Marking CE Zones Gas Dust Groups and Temperature Classification When connected to an a
4. 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 The enclosure is accessed by removing the 4 M4 Hex cover bolts fastening the enclosure Do not open other joints of the enclosure for installation service and maintenance Connections are to be made into the terminal blocks using solid wire sizes 0 5 4mm or stranded wire sizes 0 5 2 5 mm Wire insulation needs to be stripped 8mm Stranded wires may be fitted securely with crimped ferrules Terminal screws need to be tightened down with a tightening torque of 0 45 Nm Earthing connections should be made to the Internal Earth terminal on the PCBA The internal earth bonding wire connects the PCBA earth terminal to the internal earth terminal in the enclosure Check that the earth bonding wire between the two enclosure parts is secure and the O ring seal is in place before closing 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 mus
5. Alternating 100000 Tone17 Tone5 3 Sie Sahan 010000 Tone2 Toned 4 800 1000Hz 1Hz Sweeping 110000 Tone6 Toned 5 2400Hz Continuous 001000 Tone3 Tone 20 6 2400 2900Hz 7Hz Sweeping 101000 Tone7 Toned 7 2400 2900Hz 1Hz Sweeping 011000 Tone 10 Toned 8 500 1200 500Hz 0 3Hz Sweeping 111000 Tone2 Toned 9 fe aie ae oe 000100 Tone 15 Tone2 10 2400 2900Hz 2Hz Alternating 100100 Tone7 Tone5 11 1000Hz 1Hz Intermittent 010100 Tone2 Tone 5 12 800 1000Hz 0 875Hz Alternating 110100 Tone d Toned 13 2400Hz 1Hz Intermittent 0014100 Tone 15 Tone5 14 800HZz 0 25 sec on 1 sec off Intermittent 101100 Tone4 Tone5 15 800Hz Continuous 011100 Tone2 Toned 16 660Hz 150mS on 150mS off Intermittent 111100 Tone 18 Tone5 17 ee ee Hz apon 00001 0 Tone2 Tone 27 18 660Hz 1 8 sec on 1 8 sec off Intermittent 1 0 0 010 1 Tone2 Tone5 E 1 1 6KHz 1 4 19 E Dor ate 010010 Tone2 Toned 20 660Hz Continuous 1100 10 Tone2 Toned 21 554Hz 440Hz 1Hz Alternating 001010 Tone2 Tone b 22 544Hz 0 875 sec Intermittent 10101 01 Tone2 Toned 23 800Hz 2Hz Intermittent 011010 Tone6 Tone 5 24 800 1000Hz 50Hz Sweeping 111010 Tone29 Toned 25 2400 2900Hz 50Hz Sweeping 000110 Tone 29 Tone 5 26 Bell 100110 Tone2 Tone 15 27 554Hz Continuous 010110 Tone26 Toned 28 440Hz Continuous 110110 Tone2 Toned 29 800 1000Hz 7Hz Sweeping 0011410 Tone7 Toned 30 300Hz Continuous 101110 Tone2 Toned 31 660 1200Hz 1Hz Sw
6. D LN C 82 3 L N C S2 3 L N C S2 3 Bzr a _ Stage 2 _ Stage 3 NOTE if the second and third stage wires are not used they must be individually insulated to ensure that cannot make contact to any other wires DC SOUNDERS Red Positive Orange S2 Black Negative Yellow S3 Green Yellow Ground Z NZ NZ S2 3 2 3 8283 IF a Cha x Stage 2 Stage 3 NOTE if the second and third stage wires are not used they must be individually insulated to ensure that cannot make contact to any other wires POWER SUPPLY SELECTION It is important that a suitable power supply is used to run the sounders The power supply selected must have the necessary capacity to provide the input current to all of the sounders connected to the system Unit Type Input Input 1kHz Max Voltage Current UP Volts E2xS 121UL 24V DC 280mA 30V E2x 121UL 48V DC 215mA 58V E2x 121UL 230V 50 60Hz AC 76mA 253V E2xS 121UL 120V 50 60Hz AC 142mA 132V TONE SELECTION The E2xS121UL sounders have 45 different tones that can be selected for the first stage alarm The sounders can then be switched to sound second and third stage alarm tones The tones are selected by operation of a DIP
7. ONNEL IN CLOSE PROXIMITY END OF LINE MONITORING On E2x 121UL 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 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 Sounders Minimum Resistance 3k9 ohms Minimum Resistance 1k ohms Minimum wattage 0 5W Minimum wattage 2 0W 48V DC Sounders Minimum Resistance 15k ohms Minimum Resistance 3k9 ohms Minimum wattage 0 5W Minimum wattage 2 0W 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 E2xS121UL DC Sounder ee End of Line Resistor p a B p q g A pa End of Line Resistor sales e2s com www e2s com Tel 44 0 20 8743 8880 Fax 44 0 20 8740 4200 Sheet 2 of 3 TONE SELECTION TABLE Stage 1 Frequency Description 1 Pe ae 6 Stage 2 Stage 3 1 340Hz Continuous 000000 Tone2 Toned 2 800 1000Hz 0 25 sec
8. eeping 0111410 Tone 26 Toned 32 Two tone chime 111110 Tone 26 Tone 15 33 745Hz 1Hz Intermittent 000001 Tone2 Tone b 1 2000Hz 34 Se Oa 1 00001 Tone 38 Tone 45 35 420Hz 0 625 Sec Australian Alert 010001 Tone 236 Tone5 36 900 1200Hz 3 75 sec 0 25 sec 14 0001 Tana 385 Tone5 Australian Evac 37 1000Hz Continuous PFEER Toxic Gas 001001 Tone 9 Tone 45 38 2000Hz Continuous 10100 1 Tone 34 Tone 45 39 800HZz 0 25 sec on 1 sec off Intermittent 0 11001 Tone 23 Tone 17 40 S Sia uad aA 111001 Tone31 Tone 27 41 Motor Siren slow rise to 1200Hz 000101 Tone2 Toned 42 Motor Siren slow rise to 800Hz 100101 Tone2 Toned 43 1200Hz Continuous 010101 Tone2 Toned 44 Motor Siren slow rise to 2400Hz 110101 Tone2 Toned 45 eral ol as eg 001101 Tone38 Tone 34 SWITCH POSITION EXPLANATION 1 Switch in the ON position 0 Switch in the OFF position European Safety Systems Ltd Document No 184202 Issue H 26 03 13 Impress House Mansell Road Acton London W3 7QH Sheet 3 of 3 sales e2s com www e2s com Tel 44 0 20 8743 8880 Fax 44 0 20 8740 4200 v2 warning signals 1 Introduction The E2x 121 is an ATEX IECEx and UL certified Sounder which produces a loud warning signal in a hazardous area 45 first stage alarm sounds can be selected by internal switches and each one can be externally changed to a second and third stage alarm sound The alarm horn may be used for Gas applications
9. etic Compatibility Directive EMC Standards applied EN 61000 6 1 2007 EN 61000 6 2 2005 EN 61000 6 3 2007 Al 2011 AC 2012 EN 61000 6 4 2007 Al 2011 Directive 2011 65 EU RoHS Directive The product and all the components contained within it are in accordance with the restriction of the use of hazardous substances in electrical and electronic equipment On behalf of European Safety Systems Ltd declare that on the date the equipment accompanied by this declaration is placed on the market the equipment conforms with all technical and regulatory requirements of the above listed directives This Declaration is issued under the sole responsibility of the manufacturer Martin Streetz Document No DC 062_Issue_A Quality Assurance Manager Date and Place of Issue London 02 03 2015 E2S Telephone 44 0 20 8743 8880 Fax 44 0 20 8740 4200 Email sales e2s com www e2s com QAF_252_Issue_2
10. itch and Volume Control Positions Tone Selection DIP Switch dododd G Volume Control Potentiometer European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No 184202 Issue H 26 03 13 INSTRUCTION amp SERVICE MANUAL E2xS121UL ALARM HORN SOUNDERS For Use In Hazardous Locations E2xS121UL AC Sounder ser Tone Switch and Volume Lee a Control Positions Tone Selection DIP Switch _ Volume Control _ gt Potentiometer WARNING EXPLOSION HAZARD SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY FOR CLASS I II DIVISION 2 MOUNTING The E2xS121UL sounder must be mounted using the rotating bracket as shown If the cover has been removed to set the tone or volume control ensure that it has been correctly replace before the sounder is mounted 18 Increments Release nut to rotate bracket WIRING INSTALLATION The E2x 121UL sounder is provided with 2 off M20 x 1 5 cable entries 1 x 1 2 NPT adaptor and 1 x M20 stopping plug are provided Installation using Field Wiring Leads and Conduit If the sounder is supplied pre wired with flying leads these are colour coded and should be connected as shown in the diagram below The conduit running from the supply to the sounder must incl
11. pproved system the E2xS121 alarm horn may be installed in Zone 2 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 European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No IS4202 ATEX Issue A 19 03 15 INSTRUCTION amp SERVICE MANUAL E2xS121UL ALARM HORN SOUNDERS For Use In Hazardous Locations 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 Maximum Surface Temperature for Dust Applications 85 C 3 5 Ambient Temperature Range 20 C to 55 C 3 6 Ingress Protection Ratings The product is rated for ingress Protection as follows IP rating per EN60529 IP66 To maintain the ingress protection rating the two cable entries must be fitted with suitably rated certified cable entry and or blanking devices during installation 3 7 Electrical Ratings Voltage Range 24DC E2xS121UL 48Vdc 38 58Vdc 215mA 48DC E2xS121UL 115Vac 115Vac 142mA 115AC 10 50 60Hz E2xS121UL 230Vac 230Vac 76mA
12. switch on the pcb for both DC and AC units The tone table opposite shows the switch positions for the 45 tones and which tones are available for the second and third stages To operate the European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No 154202 Issue H 26 03 13 sounder on stage one simply connect the supply voltage to the flying leads Red and Black for DC units Black White and Green Yellow for AC units The operation of the second and third stages is different for DC and AC units DC Units Second and Third Stage Tone Selection To activate the second stage remotely switch the S2 orange wire to the negative supply To activate the third stage remotely switch the S3 orange wire to the negative supply NOTE the DC power supply to the Red and Black wires must be maintained for 2 and 3 stages AC Units Second and Third Stage Tone Selection To select the second and third stages on the E2xS121UL AC sounders the Common C Violet wire must be remotely connected to the S2 orange wire for the second stage and to the S3 yellow wire for third stage NOTE the AC power supply to the Black and White lead must be maintained for 2 and 3 stages VOLUME CONTROL The volume on the E2xS121UL sounder can be set using the volume control see figures 2 and 3 For maximum output level the potentiometer should be set to the fully clockwise position WARNING HIGH VOLUME MAY CAUSE HARM TO PERS
13. t 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 European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No IS4202 ATEX Issue A 19 03 15 Sheet 2 of 2 sales e2s com www e2s com Tel 44 0 20 8743 8880 Fax 44 0 20 8740 4200 EU Declaration of Conformity A warning signals Manufacturer European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH United Kingdom Equipment Type E2xS112UL E2xS121UL E2xBO5UL E2xB10UL E2xC 1125UL E2xL15UL E2xL25UL Directive 94 9 EC Electrical and Mechanical equipment for use in explosive atmospheres ATEX Notified Body for Type Examination UL International Demko A S Notified Body No 0539 Borupvang 5A 2750 Ballerup Denmark Type Examination Certificate DEMKO 06 ATEX 0421554X Notified Body for Quality Assurance Notification Sira Certification Service Notified Body No 0518 Rake Lane Eccleston Chester CH4 9JN UK Quality Assurance Notification SIRA 05 ATEX M342 Provisions fulfilled by the equipment Ex na IIC T4 T3 T2 Gc Ta 20 C to 55 C Ex te IIIC T85 C 100 C De Ta 20 C to 55 C Standards applied EN60079 0 2012 Al1 2013 EN60079 15 2010 EN60079 31 2014 Directive 2014 30 EU Electromagn
14. ude an equipment grounding conductor that is at earth potential to facilitate ground connection of the device A number of sounders can be connected in a chain to the same supply using field installed wiring compartments that are appropriate for the hazardous location provided that the conductor at earth potential can be readily connected to the ground lead on each sounder in the chain Installation using Cable Glands without Field Wiring Leads If the sounder is supplied without field wiring leads the cable connections are made into the terminal blocks on the electronic PCB assembly Terminal blocks are suitable for field wiring AWG 18 12 Strain relief has to be ensured by installation with sales e2s com www e2s com Tel 44 0 20 8743 8880 Fax 44 0 20 8740 4200 Sheet 1 of 3 a suitable cable gland Follow the markings for the terminals on the PCB and install wiring as shown in the diagram below Cable glands need to be UL certified to ANSI UL 2225 or C22 2 NO 174 M1984 and to UL514B CSA C22 2 No 18 3 12 ratings for hazardous locations must be equal to or better than the rating of the sounder used If a high IP Ingress Protection rating is required then a suitable sealing washer must be fitted under the cable gland WARNING ALL ELECTRICAL WIRING MUST BE INSTALLED IN ACCORDANCE TO THE NATIONAL ELECTRICAL CODE AC SOUNDERS Black Live Violet C White Neutral Orange S2 Green Yellow Ground Yellow S3 Da ET L
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