INSTRUCTION & SERVICE MANUAL
Contents
1. switching Son 82 83 S283 S283 4 STAGE 2 STAGE 3 STAGE 4 S2 S3 Customer Supplied Switches Fig 7b DC Simplified Block Diagram positive switching 11 2 Units First Stage Tones Stage one S1 operation Simply connect the supply voltage to the and supply terminals see fig 8 11 3 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 Dip switch 2 alters stage 2 tone Stage three S3 operation Power ve and ve link a ve supply line to the S3 terminal Dip switch 1 alters stage 3 tone Stage four S4 operation Power ve and ve link a ve supply line to both the S2 amp S3 terminals Dip switch 1 alters stage 4 tone 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 Dip switch 2 alters stage 2 tone Stage three S3 operation Power ve and ve link a ve supply line to the S3 terminal Dip switch 1 alters stage 3 tone Stage four S4 operation Power ve and ve link a ve supply line to both the S2 amp S3 terminals Dip switch 1 alters stage 4 tone S2 S3 Loosen thumbscrew Loosen thum2. D1xC COMBINED ALARM HORNS amp STROBES For Use In Hazardous Locations Gas 3 Ratings and Markings The D1xC1 and D1xC2 combined alarm horns and strobes comply with the following standards for hazardous locations UL 1203 CSA C22 2 NO 30 M1986 The D1xC1 and D1xC2 combined alarm horns and strobes also comply with the following standards for signaling equipment UL464 UL1638 CSA C22 2 NO 205 12 3 1 Class Division Ratings for US amp Canada The D1xC1X05 DC024 D1xC1X05 AC115 combined alarm horns and strobes are rated as follows Class Div 1 ABCD T5 Ta 40 C to 70 C Class Div 1 ABCD T6 Ta 40 C to 55 C The D1xC1X05 AC230 combined alarm horns and strobes are rated as follows Class Div 1 ABCD T6 Ta 40 C to 55 C The D1xC1X10 D1xC2X05 D1xC2X10 combined alarm horns and strobes are rated as follows Class Div 1 ABCD T5 Ta 40 C to 55 C Class Div 1 ABCD T6 Ta 40 C to 50 C Installation must be carried out in compliance with the National Electric Code Canadian Electric Code 3 2 Class Zone ratings for US amp Canada The D1xC1X05 DC024 D1xC1X05 AC115 combined alarm horns and strobes are rated as follows Class Zone 1 IIC T5 Ta 40 C to 70 C Class Zone 1 IIC T6 Ta 40 C to 55 C The D1xC1X05 AC230 combined alarm horns and strobes are rated as follows Class Zone 1 IIC T6 Ta 40 C to 55 C The D1xC1X10 D1xC2X05 D1xC2X10 combined alarm hor
3. Po ON S D e Hhh ME e op i Ord Stage 2 Stage 1 Tone Selection Dip Volume Control Switches Potentiometer D1xC2AC D1xC2DC D1xC1DC D1xC1AC Fig 3 Location of field controls 8 Tone Selection The D1xC1 amp D1xC2 units have 64 different tones that can be selected independently for the first and second stage alarms The tones are selected by operation of the tone setting DIP switches 1 amp 2 see Fig 3 on the PCB The alarm horns can also be switched to sound the third and fourth stage alarm tones The tone table Table 1 shows the switch positions for the 64 tones on first and second stages and which tones are available for the third and fourth stages dependent on the Stage 1 DIP switch setting 9 Stage Switching Polarity DC Units Only The D1xC2 and D1xC1 DC alarm horns have the facility to use either ve or ve switching to change the tone to the second third and fourth stages For ve switching connect the two headers on the pcb to 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 4 Ge a Positive mnl TT He Switching EN a 6 m Activated ag l S O l Re Hp OC A ging Negative
4. 03 07 15 Impress House Mansell Road Acton London W3 7QH 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
5. p Switching oe a Activated Fig 4 Stage Switching Polarity 10 AC Wiring 10 1 Wiring Diagrams Shee we LLN NE CS283 LLN NE C8283 NL LLN NE CS2S3 NL L N L E N C STAGE 2 STAGE 3 STAGE 4 S2 S3 Customer Supplied Switches Fig 5a D1xC2 AC Simplified Block Diagram LLNNEES2S3 NL LLNNEES2S3 NL LLN NE ES2S3 NL T 7 T 7 T 7 L N E 4 4 STAGE 2 N STAGE 3 STAGE 4 S2 S3 Customer Supplied Switches Fig 5b D1xC1 AC Simplified Block Diagram 10 2 Units First Stage Tones Stage one S1 operation Simply connect the supply voltage to the L and N supply termin als see fig 6 10 3 AC Units Second Third and Fourth Stage Tone Selection To select the second third and fourth stage tones on the D1x 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 Loosen thumbscrew before rotating beacon bo
6. 30 1 8sec off Intermittent 1 85 101110 30 24 8 660Hz 0 15s meas 660Hz 3 34Hz 150mS on 31 150mS off Intermittent 0 15s 011110 31 24 8 European Safety Systems Ltd Document No D190 00 301 IS SC Impress House Mansell Road Acton London W3 7QH Issue 1 03 07 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 5s _ 111110 32 24 8 800Hz 0 25sec on 1 sec off are alee 000001 33 Intermittent 1s 33 24 8 800HZ 0 255 i tne 800Hz 2Hz IMO code 3 34 High Intermittent Sora 100001 34 24 8 1000Hz 0 55 T D 35 1000Hz 1Hz Intermittent 0 5s 010001 35 24 8 2400Hz 0 55 T 36 2400Hz 1Hz Intermittent 0 58 110001 36 24 8 2900Hz ois 37 2900Hz 5Hz Intermittent 0 1s 001001 37 24 8 518Hz 0 5s 38 363 518Hz 1Hz Alternating 363Hz _0 58 PE 101001 38 8 19 RE a aoas 011001 39 450 500Hz 2Hz Alternating 450Hz 9 258 39 8 19 554Hz 0 58 40 554 440Hz 1Hz Alternating 44oHz 9 58 111001 40 24 19 554Hz 0 88 554 440Hz 0 625H 41 Altemating g 44oHz OBS TAPENI 41 8 19 760Hz 06s 561 760Hz 0 83Hz 50 42 Sla erat 561Hz _06s eal 100101 42 8 19 780 600Hz 0 96Hz e 0 528 010101 43 Alternating 600Hz 0 52s 43 8 19 800 1000Hz 2
7. by unscrewing the explosionproof cover taking extreme care not to damage the explosionproof threads in the process External Earth Stopping plug a Assembly Appropriate Explosionproof cover be customer supplied Fig 2 Accessing the Explosionproof Enclosure On completion of the cable wiring installation the explosionproof threads should be inspected to ensure that they are clean and that they have not been damaged during installation Also check that the O ring seal is in place on the thread diameter in contact with the flat face of the explosionproof cover When replacing the explosionproof cover ensure that it is tightened fully European Safety Systems Ltd Document No D190 00 301 IS SC Issue 1 03 07 15 Impress House Mansell Road Acton London W3 7QH 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 cable glands to 7 Volume Control The output level of the D1x alarm horn can be set by adjusting the volume control potentiometer see Fig 3 For maximum output set the potentiometer fully clockwise Volume Control Potentiometer External Earth External Earth Internal F Earth E nnm 3 onoo SE amp ganm eS E ITI Ue FB E
8. 0Hz 1s on 1s off x7 7s he 9 on 1s off IMO Code 1a 1000H2 1s is 1s is ts fts fts 7s 000100 9 34 1 1000Hz 1s on 1s off x7 7s oe ye a ree ae eee 490100 10 on 1s off IMO Code 1a 10 34 1 420Hz 0 5s on 0 5s off x3 420Hz 0 5s 0 58 0 58 ie 11 leg pee 8201 Temporal Pe ae ie is 010100 14 8 1000Hz 0 5s on 0 5s off x3 mL ie Ge 1 ISO 8201 T i i i 12 GE Si a H cag tss 110100 12 1 8 422 775Hz 0 85 on 0 5 a e 13 S AS OER A 7 422Hz ae ae w 15s E 0 0 11 0 0 13 1 8 2000Hz a 1000 2000Hz 1Hz all ae 14 Singapore 1000Hz is lL 101100 14 3 35 15 300Hz Continuous 00Hz 011100 15 24 35 16 440Hz Continuous 44Hz 111100 46 24 35 470Hz 17 470Hz Continuous 000010 17 24 35 500Hz Continuous IMO code 500H 18 2 Low l 100010 48 24 35 19 554Hz Continuous pane 010010 19 24 35 660H 20 660Hz Continuous S 110010 20 24 35 21 800Hz IMO code 2 High ae 001010 21 24 35 22 1200Hz Continuous Sane 101010 22 24 35 23 2000Hz Continuous ep00n2 011010 23 3 35 24 2400Hz Continuous 2400Hz 111010 24 20 35 440 0 83Hz 50 440Hz 0 65 ara 25 cycles minute Intermittent 0 6s 000110 25 44 8 470Hz 0 55s P 470 0 9Hz 1 18 26 Intermittent 0 55s 100110 26 44 8 470Hz 5Hz 5 Mna as 010110 27 cycles second Intermittent 0 18 27 44 8 544Hz 1 14Hz 0 875s iua 0 438 110110 28 Intermittent 0 44s 28 24 8 655Hz 0 57s a 655Hz 0 875Hz 29 intermittent 0 57s 001110 29 44 8 660Hz 485 Po 660Hz 0 28Hz 1 8sec on
9. C024 28Vdc 2 96 A 2 06 mS 1 61A Surge current given at worst case voltage tone and flash rate 3 8 On Axis Flash Rate and min Light Output for Fire Alarm use per UL Listing Light output in Part No Voltage Flash Rate sndela effective intensity Lens Colour D1xC1X05 DC024 D1xC2X05 DC024 20Vdc 1Hz 60 fpm 12 cd eff Clear D1xC1X10 DC024 D1xC2X10 DC024 20Vdc 1Hz 60 fom 20 cd eff Clear European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH sales e 2 s com Tel 44 0 208 743 8880 www e 2 s com Fax 44 0 208 740 4200 Document No D190 00 301 IS SC Issue 1 03 07 15 Sheet 2 of 7 145 0 4 Installation 4 1 Safe Installation Requirements 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 the NEC CEC and any local regulations and should only be carried out by a competent electrical engineer who has the necessary training The Equipment must not be installed with the horn facing upwards of horizontal To maintain the ingress protection rating and mode of protection the cable entries must be fitted with suitably rated cable entry and or blanking devices during installation If conduit is used for installation seal conduit within 18 inches from the enclosure If entries are fitted with adaptors they must be suita
10. Hz mene 0 25s 110101 44 Alternating 00Hz 9 258 44 24 19 970Hz 0 259 ooo 45 970 800Hz 2Hz Alternating 800Hz 0 25s 001101 45 8 19 1000Hz 0 57s 800 1000Hz 0 875H 46 Alternatin re Z gooHz 05751 101101 46 24 19 2900Hz 0 25s 2400 2900Hz 2H 47 Alternating S 2400Hz _9 258 Sona 011101 47 24 19 1200Hz P 500 1200Hz 0 3H 2 aa J ee a ee PIL OE 4a J Meia 560 1055Hz 0 18Hz TN eN we 49 Sweeping 560Hz 5 47s oo 000011 49 24 12 560 1055Hz 3 3Hz eal Sete a we 50 Sweeping 560Hz 0 3s pe 100011 50 24 12 600 1250Hz 0 125Hz ie see Al ee 51 Sweeping 600Hz 8s Lo 010011 51 24 12 1200Hz pa 660 1200Hz 1H A25 S eveusi E Bey es 110011 52 24 12 1000Hz we 53 800 1000Hz 1Hz Sweeping 800Hz i ae 001011 53 24 12 1000Hz ra 54 800 1000Hz 7Hz Sweeping 800Hz E 101011 54 24 12 1000Hz 7 800 1000Hz 50H x RR ean e AER AE 011011 55 24 12 2900Hz ra 2400 2900Hz 7H a 56 2 enee a e e 111011 56 24 12 2900Hz 2400 2900Hz 1H oe B l sweeping E Se ae 000111 57 24 12 2900Hz ra 2400 2900Hz 50H E A ie a 100111 58 24 12 3000Hz 2500 3000Hz 2H E 59 Sweeping ie ee 010111 59 24 12 3000Hz 7 2500 3000Hz 7 7H eA 60 2 Seen a ee ee 110111 60 24 12 800Hz 61 800Hz Motor Siren 1 6s 001111 61 24 12 1200Hz 62 1200Hz Motor Siren ete 101111 62 24 12 2400Hz 63 2400Hz Motor Siren em ee 011111 63 24 12 y TE 64 Simulated Bell pay 111111 64 21 12 European Safety Systems Ltd Document No D190 00 301 IS SC Issue 1
11. INSTRUCTION amp SERVICE MANUAL v2 warning signals SHPETY USCA E230764 strobes are classified by UL as Audible Signaling Appliances for General Signaling and Public Mode Fire Alarm use in Hazardous Locations 1 Introduction The D1xC1 amp D1xC2 range are UL Classified combined alarm horns and strobes which produce 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 Class Division 1 amp 2 as well as Class Zone 1 amp 2 D1xS1 amp D1xS2 alarm horns and DixL1 amp D1xL2 Loudspeakers are also available as well as variants for Explosive Dust Atmospheres 2 Warnings CAUTION TO REDUCE THE RISK OF IGNITION OF HAZARDOUS ATMOSPHERES DISCONNECT FROM SUPPLY BEFORE OPENING KEEP TIGHTLY CLOSED WHEN IN OPERATION WARNING FIT SEALING FITTING IN CONDUIT RUNS WITHIN 18 INCHES FROM ENCLOSURE EQUIPMENT MUST NOT BE INSTALLED WITH THE HORN FACING UPWARDS OF HORIZONTAL ATTENTION POUR REDUIRE LE RISQUE D INFLAMMATION DES ATMOSPHERES DANGEREUSES COUPER L ALIMENTATION AVANT OUVERTURE CONSERVER FERME PENDANT LE FONCIONNEMENT AVERTISSEMENT __ CONDUITS DOIVENT ETRE SCELLES EN MOINS DE 18 POUCES l l EQUIPEMENT NE DOIT PAS ETRE INSTALLE AVEC LE KLAXON TOURNEE VERS LE HAUT DE HORIZONTAL e
12. TION 5 A 1Hz B 15Hz D B DB o o IO O 6 Ca L rit o o ly lca LE A C DOUBLE D FLIP STRIKE FLOP D B D B D Ol a lca lca Sse 2 Flip Flop Mode not available on D1xC1X05 D1xC2X05 Fig 10 AC Flash Settings 14 End Of Line Monitoring DC Units Only On D1xC1DC amp D1xC2DC 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 diode or 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 a minimum resistance value of 3k3 ohms and a minimum power rating of 0 5 watts or a minimum resistance value of 500 ohms and a min power rating of 2 watts The resistor must be connected directly across the ve and ve terminals as shown in the following drawing The resistor leads should be kept as short as possible End Of Line Resistor 000000 000000 o European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D190 00 301 IS SC Issue 1 03 07 15 sales e 2 s com www e 2 s com Tel 44 0 208 743 8880 Fax 44 0 208 740 4200 Sheet 5 of 7 Tone Selection To selec
13. ard EN LLN NEE S2 S3 Li D Beacon boards are pre wired to sounder boards D1xC1AC Terminals Loosen thumbscrew before rotating beacon board can S b EAA iili TE e AENT e Op pesee 6 Ol Mer L ee wk x T wei eS LLNNEC S283 Beacon boards are pre wired to sounder boards D1xC2AC Terminals oosen thumbscrew efore rotating acon board Rotate beacon board to access sounder board terminals Loosen thumbscrew before rotating acon board N Rotate beacon board to access sounder board terminals Fig 6 AC Terminals sales e 2 s com www e 2 s com Tel 44 0 208 743 8880 Fax 44 0 208 740 4200 European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D190 00 301 IS SC Issue 1 03 07 15 Sheet 4 of 7 11 DC Wiring 11 1 Wiring Diagrams Sa Aa aA 8283 8283 8283 l S 7 l l S J STAGE 2 STAGE 3 s STAGE 4 S2 S3 Customer Supplied Switches Fig 7a DC Simplified Block Diagram negative
14. bly rated for the application Fitting of blanking elements into adaptors is not permitted If a high IP Ingress Protection rating is required then a suitable sealing washer or O ring must be fitted under any cable gland or blanking device with metric threads Only the explosionproof cover is to be used for access to the enclosure for installation service and maintenance Connections are to be made into the terminal blocks using solid or stranded wire sizes 0 5 4 0mm AWG 20 12 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 4 Nm 3 5 Lb in Earthing connections should be made to the Internal Earth terminal in the explosionproof chamber or the external earth stud Check that the O ring seal is in place before replacing the explosionproof cover 5 Installation 458 2 C2 406 3 C1 219 6 C2 LZ o aad L B 186 6 C1 237 0 C2 Fig 1 Fixing locations 5 1 Mounting The D1x Alarm Horn may be secured to any flat surface using the three 7mm 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 ent
15. bscrew before rotating before rotating ai beacon board beacon board gt tala E o bioi EN AN Jd 7 Z l dip9 adla H H i jj 82 mS I C f lt adie Sey Bh orte go By Beacon boards are A ea pre wired to ee Rotate beacon sounder boards board to access sounder board terminals Fig 8 DC Terminals 12 Earthing The unit has both a primary internal and secondary external earth fixing point Internal earth connections should be made to the internal Earth terminal see Fig 3 and 4 It should be fitted to the internal earth point using a ring crimp terminal to secure the earth conductor In addition external earth connections can be made to the M5 earth stud see Fig 2 using a ring crimp terminal to secure the earth conductor to the earth stud 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 The earth conductor should be at least equal in size and rating to the incoming power conductors but at least a minimum of 0 82mm 18AWG in size 13 Flash Rate Settings H1 MODE CONFIGURATION A 1Hz B 4 5Hz ome S A B o o ol a o 0 1 1 C DOUBLE D FLIP STRIKE FLOP B ooa ana o C a 0 G o lo o_o 1 1 Fig 9 DC Flash Settings Hi MODE CONFIGURA
16. ns and strobes are rated as follows Class Zone 1 IIC T5 Ta 40 C to 55 C Class Zone 1 IIC T6 Ta 40 C to 50 C Installation must be carried out in compliance with the National Electric Code Canadian Electric Code 3 3 Fire Alarm Rating The following models are approved for use as audible signal appliances for fire alarm use public mode and produce a sound pressure level above 75dB A at 10 feet D1xC1X05 DC024 D1xC1X10 DC024 D1xC2X05 DC024 D1xC2X10 DC024 For public mode fire alarm use the temporal pattern tone No 12 as per the tone table provided in these instructions must be selected Only units with clear lens may be used European Safety Systems Ltd Impress House Mansell Road Acton London W3 7QH Document No D190 00 301 IS SC Issue 1 03 07 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 3 4 Ambient Temperature Range For D1xC1X05 DC024 D1xC1X05 AC115 40 C to 70 C D1xC1X05 DC024 D1xC1X05 AC115 only For D1xC1X05AC230 D1xC1X10 D1xC2xX05 D1xC2X10 40 C to 55 C 3 6 Electrical Ratings per UL Listing 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 Warning not suitable for exposure to Acetic Acid or Reference Fuel C Nom rms Nom rms Nom rms Max rms Model N
17. o Nom Voltage current current current Voltage Range current combined sounder beacon combined 604 mA D1xC1X05 DC024 24Vdc 27mA 323mA 540 mA 20 28Vde Boas D1xC1X05 AC115 115Vac 60Hz 77mA 130mA 207 mA 110 120Vac 50 60Hz 206 MA 120Vac 60Hz 151 mA D1xC1X05 AC230 230Vac 50Hz 53mA 79 mA 132 mA 220 240Vac 50 60Hz 240Vac 60Hz D1xC1X10 DC024 24Vdc 217 mA 673mA agn mA 20 28Vdc TEMA 20Vdc 431 mA D1xC1X10 AC115 115Vac60Hz 77 mA 247mA 324 mA 110 120Vac 50 60H2 Z 20Vac 60Hz 229 mA D1xC1X10 AC230 230Vac 50Hz 53 mA 121mA 174mA 220 240Vac 50 60Hz 5 240Vac 60Hz D1xC2X05 DC024 24Vdc 924mA 323mA 1247 mA 20 28Vdc II MA 20Vdc D1xC2X05 AC115 115Vac60Hz 268mA 130mA ang mA 110 120Vac 50 60Hz 446 MA 110Vac 60Hz 255 mA D1xC2X05 AC230 230Vac 50Hz 159mA 79mA 238 mA 220 240Vac 50 60Hz 220Vac 60Hz D1xC2X10 DC024 24Vdc 924mA 673mA 1597 mA 20 28Vdc 1984 mA 20Vdc D1xC2X10 AC115 115Vac60Hz 268mA 247mA 515mA 110 120Vac 50 60Hz 604 MA 120Vac 60Hz 330 mA D1xC2X10 AC230 230Vac 50Hz 159mA 121mA 280mA 220 240Vac 50 60Hz Z5 240Vac 60Hz 1 Nom rms current draw at nom voltage worst case tone and 1Hz flash rate 2 Max rms current draw at worst case voltage tone and flash rate 3 7 Surge Current for Fire Alarm use per UL Listing Part No Voltage Peak Surge Current RMS surge Current D1xC1X05 DC024 D1xC2X05 DC024 28Vdc 2 54 A 2 06 mS 1 29A D1xC1X10 DC024 D1xC2X10 D
18. ry is sealed 5 2 Installation procedure a Secure the D1x alarm horn to a flat surface via the three 7mm fixing holes in the mounting bracket b Remove the explosionproof cover of the alarm horn by unscrewing it taking care not to damage the ee threads in the process Refer to section c Fit an M20 NPT suitably rated 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 fig 6 no or fig 8 DC The power supply terminals are duplicated so that units may be connected in parallel An end of line monitoring resistor may be fitted to DC units only see section 14 If the second and third M20 NPT entries are not used suitably rated stopping plugs must always be fitted d Replace the explosionproof cover of the loudspeaker taking care not to damage the explosionproof threads Tighten fully 5 3 Hornless Variants The D1x Sounder is also available as a variant with no horn fitted in the factory The Horn threaded nose portion has a fitment thread of 1 3 8 18 UNF to BS1580 or ANSI B1 1 The customer is responsible for sourcing and correctly fitting a suitable horn that meets all of the relevant safety requirements 6 Access to Explosionproof Enclosure In order to connect the electrical supply cables to the alarm horn it is necessary to remove the explosionproof cover to gain access to the explosionproof chamber This can be achieved
19. t the required first stage tone set the tone Set DIP switch 1 6 way DIP see Fig 3 to the required tone setting shown in the table below The table also shows the second stage tone can be set independently with the Stage 2 DIP switch to select the required tone The 3 and 4 stage tones are available if more than two tone output stages are required they are set linked via the first stage tone selection Stage 1 Stage 2 Stage 3 Stage 4 SE stage 1a2pip SetDIP SetDIP Set DIP Tone Description Tone Visual taga Oe Switch 2 Switch Switch 1 Switch 1 Switch Sett Tone No WET engs Tone 1 Tone Tone 123456 S2 3 S2 S3 1 1000Hz PFEER Toxic Gas anns 000000 1 2 44 1200Hz 45 1200 500Hz 1Hz DIN 2 PFEER P T AP 500Hz 1s 100000 2 3 44 1000Hz 15 o 1000Hz 0 5Hz 1s on 1s 3 off PFEER Gen Alarm 1s 010000 3 2 44 1600Hz e 1 4KHz 1 6KHz 1s 1 6KHz OSS ae 4 1 4KHz 0 5s NF C 48 265 1400Hz eae 110000 4 24 1 544Hz 0 75 544Hz 100mS 440Hz 5 400m NF S 32 001 440Hz 0 4s 001000 5 19 1 1500Hz 1500 500Hz 0 5s on 0 5s 6 off x3 1s gap AS4428 500Hz 0 5 05s 0 5 0 58 0 52 1 58 101000 6 44 1 1500Hz 500 1500Hz Sweeping 2 sec a 7 on 1 sec off AS4428 500Hz Bars ill gases 011000 7 44 1 500 1200Hz 0 26Hz 3 3s 1200H2 8 a peo Netherlands seni T Ra 111000 8 24 35 100
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