1) Introduction
The D1xC1 & 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 I
Division 1 & 2 as well as Class I Zone 1 & 2. The D1xC1X05
variants are also ATEx / IECEx certified and can be used for
gas applications in Zones 1 & 2. D1xS1 & D1xS2 alarm horns
and D1xL1 & 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.
DO NOT OPEN WHEN AN EXPLOSIVE ATMOSPHERE IS
PRESENT
DO NOT OPEN WHEN ENERGISED
POTENTIAL ELECTROSTATIC CHARGING HAZARD -
CLEAN ONLY WITH A DAMP CLOTH
ATTENTION
POUR REDUIRE LE RISQUE D’INFLAMMATION DES
ATMOSPHÈRES DANGEREUSES:
COUPER L 'ALIMENTATION AVANT OUVERTURE.
CONSERVER FERMÉ PENDANT LE FONCIONNEMENT.
AVERTISSEMENT
CONDUITS DOIVENT ÊTRE SCELLÉS EN MOINS DE 18
POUCES.
NE PAS OUVRIR UN PRESENCE D’ATMOSPHERE
EXPLOSIVE
NE PAS OUVRIR ENERGIE
DANGER POTENTIEL CHARGE ÉLECTROSTATIQUE -
NETTOYER UNIQUEMENT AVEC UN CHIFFON HUMIDE
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 & Canada
The D1xC1X05-DC024 / D1xC1X05-AC115 combined alarm
horns and strobes are rated as follows:
Class I Div 1 ABCD T5 Ta -40°C to +70°C
Class I Div 1 ABCD T6 Ta -40°C to +55°C
The D1xC1X05-AC230 combined alarm horns and strobes are
rated as follows:
Class I Div 1 ABCD T6 Ta -40°C to +55°C
The D1xC1X10 / D1xC2X05 / D1xC2X10 combined alarm
horns and strobes are rated as follows:
Class I Div 1 ABCD T5 Ta -40°C to +55°C
Class I 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 & Canada
The D1xC1X05-DC024 / D1xC1X05-AC115 combined alarm
horns and strobes are rated as follows:
Class I Zone 1 IIC T5 Ta -40°C to +70°C
Class I Zone 1 IIC T6 Ta -40°C to +55°C
The D1xC1X05-AC230 combined alarm horns and strobes are
rated as follows:
Class I Zone 1 IIC T6 Ta -40°C to +55°C
The D1xC1X10 / D1xC2X05 / D1xC2X10 combined alarm
horns and strobes are rated as follows:
Class I Zone 1 IIC T5 Ta -40°C to +55°C
Class I 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.
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