INSTRUCTION & SERVICE MANUAL
Contents
1. device as referred to by Directive 94 9 EC Annex II 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 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 Wires 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 termin2. 22s warning signals The D2xC1 Alarm Horn and Strobe 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 D2xC1 is an ATEX IECEx and UL certified Alarm Horn and Strobe which produces a loud warning signal and bright visual 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 unit may be used for Gas applications in Zone 2 Class Zone 2 Class I Division 2 as well as for Dust applications in Zone 22 Class Il Zone 22 Class Il Divison 2 Class III Division 1 amp 2 The beacon flashes at a set rate of 1Hz 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 II 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 LAMPS FUSES OR PLUG IN MODULES
3. D2xC1X05 Class Div 2 Class Div 2 ABCD T2B ABCD T2C Ta 40 C to 70 C Ta 40 C to 55 C Class Div 2 ABCD T2D Class II Div 2 FG T5 Class III Div 1 amp 2 Ta 40 C to 40 C Ta 40 C to 502C Ta 40 C to 50 C For D2xC1X10 Class Div 2 ABCD T1 Ta 40 C to 70 C Class Div 2 ABCD T2 Ta 40 C to 50 C Class II Div 2 FG T4A Ta 40 C to 50 C Class II Div 2 FG T5 Class III Div 1 amp 2 Ta 40 C to 40 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 5 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 certified cable entry and or blanking devices during installation 3 6 Electrical Ratings Part No Nominal Nominal Voltage Max Voltage Current Range Current D2xC1X05 24Vdc 513mA 20 28Vdc 521mA DC024 20Vdc D2xC1x05 48Vdc 311mA 42 58Vdc 328mA DC048 42Vdc D2xC1x05 115Vac 174mA 115 183mA AC115 125Vac 60Hz 125Vac D2xC1x05 230Vac 63mA 215 77mA AC230 250Vac5 250Vac OHz D2xC1X10 24Vdc 876mA 20 28Vdc 876mA DC024 20Vdc D2xC1x10 48Vdc 461mA 42 58Vdc 475m
4. Horn terminals H ELA jen i LO E l ESA Tran fe Ie i 3 qi CQ ile S 89 F 5 E d IST N N ollen Toj i O i m O L ane i Ne i O SUL yJ i EE NN LL 7 AC Strobe 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 Positive 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 European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D189 00 501 IS Issue 7 18 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 4 of 8 Fig 6 Stage Polarity Control settings 9 2 Wiring Diagrams ES2 83 He 82 83 ES2 9 Hs A S Cee N H hy N No B
5. Strobe should only be installed by trained competent personnel 5 1 Mounting The D2xC1 Alarm Horn and Strobe 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 Secure the D2xC1 Alarm Horn and Strobe 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 unit 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 SEA NL 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 horns may be connected in parallel and for DC units oniy 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 required sound level S f Check that the O ring seal in the front cover is in ood condition and not damaged _ g epla
6. 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 D2xC1 DC units dc reverse line monitoring can be used if required All DC units 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 European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D189 00 501 IS_ Issue 7 18 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 8 24V DC Alarm Horn and Strobe Minimum Resistance 3k9 ohms Minimum wattage 0 5W Minimum Resistance 1k ohms Minimum wattage 2 0W 48V DC Alarm Horn and Strobe Minimum Resistance 15k ohms Minimum wattage 0 5W Minimum Resistance 3k9 ohms Minimum wattage 2 0W The resistor must be connected directly across the ve and ve terminals of the sounder board only 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 O O End Of Line Resistor z OOGO O OUD Fig 9 End Of Line
7. 05 is rated as follows Il 3G Ex nA IIC T2 Gc Ta 40 C to 50 C Il 3D Ex tc IIIC T90 C De Ta 40 C to 50 C The D2XC1X10 is rated as follows Il 3G Ex nA IIC T1 Ge Ta 40 C to 50 C Il 3G Ex nA IIC T2 Ge Ta 40 C to 40 C Il 3D Ex te IIIC T110 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 unit 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 Having a temperature classification for Gas applications of T1 450 C T2 300 C European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D189 00 501 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 8 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 For D2xC1X05 90 C For D2xC1X10 110 C 3 2 Class Zone ratings for US The D2xC1i Alarm Horn and Strobe complies with the following standards ANSI U
8. 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 Alternating 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 sons 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 R 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 n 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 Sir
9. 10 44 24 35 E e BG 100010 44 24 35 19 554Hz Continuous Gs 010010 641941 35 20 660Hz Continuous a 110010 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 eydeaininuhe aaan Bia 000110 44 8 26 fee NG alt 100110 1 44 8 a Aa eee R 010110 4 4 2 Bet nmin ES ie ae 110110 44 2 4 8 5 e PS al 001110 4 a s 30 E sa RG an 1 85 101110 44 24 8 M si laiedl 011110 3 a 8 European Safety Systems Ltd Document No D189 00 501 IS Issue 7 18 06 15 Impress House Mansell Road Acton London W3 7QH Sheet 7 of 8 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
10. A DC048 42Vdc D2xC1x10 115Vac 320mA 115 343mA AC115 125Vac 50Hz 125Vdc D2xC1x10 230Vac 100mA 215 115mA AC230 250Vac 60Hz 250Vdc A supply voltage variation of 10 is permissible 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 0004x 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 European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D189 00 501 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 8 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 equipment is not to be mounted with the horn facing upwards The equipment has not been assessed as a safety related
11. E w v STAGE 2 STAGE 3 g STAGE 4 S2 S3 Customer Sunnlied Fig 7a DC Simplified Block Diagram negative switching Optional arrangement S283 ui ES283 HEF H ji HH S Ie hy N DE s d 0 STAGE 2 STAGE 3 igi k STAGE 4 S2 S3 Customer Sunnlied Fig 76 DC Simplified Block Diagram positive switching Optional arrangement 9 3 Units First Stage Tones Stage one S1 operation Simply connect the supply voltage to the and supply terminals see fig 8 The Strobe is powered via factory installed wires connected to the alarm horn The wires connecting the alarm horn and strobe can be removed if the user wishes to power the strobe separately 9 4 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 Power ve and ve link a ve supply line to both the S2 amp S3 terminals Strobe will continue to flash during alarm horn S2 S3 amp S4 stages 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 oper
12. L 60079 0 2013 ANSI UL60079 15 2013 ISA60079 31 2013 The D2XC1X05 Alarm Horn and Strobe is rated as follows Class Zone 2 AEx nA IIC T2 Gc Ta 40 C to 50 C Zone 22 AEx tc IIIC T120 C Dc Ta 40 C to 50 C The D2XC1X10 Alarm Horn and Strobe is rated as follows Class Zone 2 AEx nA IIC T1 Gc Ta 40 C to 50 C Class Zone 2 AEx nA IIC T2 Gc Ta 40 C to 40 C Zone 22 AEx tc IIIC T120 C Dc Ta 40 C to 50 C Installation must be carried out in compliance with the National Electric Code 3 3 Class Zone ratings for Canada The D2xC1 Alarm Horn and Strobe 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 D2XC1X05 Alarm Horn and Strobe is rated as follows Ex nA IIC T2B Ge X Ta 40 C to 50 C Ex nA IIC T2C Gc X Ta 40 C to 45 C Ex tc IIIC T120 C De Ta 40 C to 50 C Class Il Div2 EFGT4A Ta 40 C to 50 C The D2XC1X10 Alarm Horn and Strobe is rated as follows Ex nA IIC T1 Gc X Ta 40 C to 50 C Ex nA IIC T2 Gc X Ta 40 C to 40 C Ex tc IIIC T120 C De Ta 40 C to 50 C Class Il Div2 EFGT4A 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 D2xC1 Alarm Horn and Strobe complies with the following standards ANSI ISA 12 12 01 2013 CSA C22 2 No 213 M1987 CSA C22 2 No 157 92 2006 For
13. Resistor European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D189 00 501 IS Issue 7 18 06 15 Sheet 6 of 8 sales e 2 s com www e 2 s com Tel 44 0 208 743 8880 Fax 44 0 208 740 4200 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 ee ae te N al 100000 3 a4 E ce H o10000 4 gt s 4 akes NEG 45 265 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 G H Meden i a PF 111000 y a o 9 on Tso IMO Godora 7 T Jaane e g g PR e nal 5 L LA ee E 1 HP ne a ga OOOO Ss Me S 1s gap 1S0 8201 Teno Da faa bea line 010100 4 l ic 1s gap 80 820 Tead as ai ee eet sa OR a a 13 3 1 SNPA sas ie los Sen bs Aml ara o OOTO 1 8 TO e ai coe 4 101100 3 3 15 300Hz Continuous i 011100 44 24 35 16 440Hz Continuous Sin 111100 44 24 35 17 470Hz Continuous H 0000
14. 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 oE A DEA ENA L NE S2C S3 LNES2CS3 z HH VHH L NE S2CS3 L N i NN IS x L N E C STAGE 2 X w STAGE 3 STAGE 4 S2 S3 Customer Sunnlied 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 The Strobe is powered via factory installed wires connected to the sounder The wires connecting the alarm horn and strobe can be removed if the user wishes to power the strobe separately 8 3 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 Strobe will continue to flash during alarm horn S2 S3 amp S4 stages AC Alarm
15. 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 INSTRUCTION amp SERVICE MANUAL D2xC1 ALARM HORN AND STROBE For Use In Hazardous Locations 3 Ratings and Markings 3 1 ATEX IECEx certification The D2xC1 Alarm Horn and Strobe complies with the following standards EN60079 0 2012 A11 2013 IEC60079 0 ed 6 0 2011 06 EN60079 15 2010 IEC60079 15 ed 4 0 2010 01 EN60079 31 2009 IEC60079 31 ed 1 0 corr 1 2009 The EC 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 unit carries the Community Mark and subject to local codes of practice may be installed in any of the EEA member countries This instruction sheet pdescribes 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 D2XC1X
16. al 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 Overhaul and 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 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 5 Installation 267 5 Fig 1 Fixing locations D2xC1 Alarm Horn and
17. ation 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 Strobe will continue to flash during alarm horn S2 S3 amp S4 stages Stage Polarity Control See fig 4 A DC Alarm Horn D e terminals 0 3 amp if f Te qo E i ee i JE _ eeo soole z Tes XK TO N S q oaie z O o 7 TAE IHO IBI NS oJ lle IIS LT BS Iiep i oe IS ene ote ee ee AL a dll DC Strobe terminals O lt 2 aQ S 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 5 for AC fig 8 for DC 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 connections should be made to the M5 earth stud using a ring crimp terminal to secure the earth conductor to the earth stud The external
18. ce the front of the unit and tighten the four captive cover screws 6 Volume Control The alarm horn output level of the D2xC1 unit can be set by adjusting the volume control potentiometer see Fig 2 For maximum output set the potentiometer fully clockwise European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D189 00 501 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 8 Volume Control Tone Setting Switches 1 6 See tone selection table 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 the outer sheath of and biases any cables over the size of 1mm as shown below 360mm Bias wires to the a x By O 1 Tes C Interna N Earth SG SS 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 7 2 Tone Selection The D2xC1 alarm horns have 64 different tones The tones are selected by operation of the tone setting DIP switches see Fig 2 on the PCB
19. en 1 68 001111 44 24 42 62 1200Hz Motor Siren 2s 101111 44 24 12 63 2400Hz Motor Siren 1 7s 011111 44 24 12 G ey 64 Simulated Bell E 111111 44 21 12 European Safety Systems Ltd Document No D189 00 501 IS Issue 7 Impress House Mansell Road Acton London W3 7QH 18 06 15 Sheet 8 of 8 sales e 2 s com www e 2 s com Tel 44 0 208 743 8880 Fax 44 0 208 740 4200
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