Comax 961478441 Manuale di installazione - Pagina 7
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FIRE INSTRUCTION & SERVICE MANUAL
A112 UL464 / CAN/ULC-S525 Model: A112.024.2
Attention: Installation must be carried out by an electrician in compliance with the National Electrical Code, NFPA 70, and the National Fire Alarm
Signaling Code, NFPA 72 or CSA 22.1 Canadian Electrical Code, Part I, Safety Standard for Electrical Installations, Section 32. / L'installation doit
exclusivement être réalisée par du personnel qualifié, conformément au code national d'électricité américain, NFPA 70, et le code national d'alarrme
incendie et de signalisation NFPA 72 ou CSA 22.1 Code canadien de l'électricité, première partie, norme de sécurité relative aux installations électriques,
Section 32
Attention: Disconnect from power source before installation or service to prevent electric shock / Débranchez-le de la source d'alimentation avant l'instal-
lation ou l'entretien pour éviter tout choc électrique.
Attention: Do not paint / Ne pas Peinturer
• -40°C to +66°C / -40°F to +151°F
• Units can be mounted using the 2-off ø9mm holes in the mounting lugs or through the back of the housing using the supplied gasket
seal.
• A112.024.2 is approved for use as an audible signal appliance for fire alarm use – Public Mode (UL464 & CAN/ULC-S525) and pro-
duces a minimum sound pressure level of P1: US: 93.37dB(A); CA: 101.6dB(A) / P2: US: 94.64dB(A); CA: 103.9dB(A) at 10 feet,
(figures @ worst case 11.5Vdc).
• A112.024.2 produces a minimum sound pressure level of P1: US: 95.6dB(A); CA: 104.3dB(A) / P2: US: 98.55dB(A); CA: 107.6dB(A) at
10 feet (@24Vdc)
• For Fire Alarm applications, the Sounder Volume must be at the highest setting, (see volume control section). For fire alarm use, Tone
12 as shown below must be selected:
Stage 1
Set DIP
Tone Description
SW 1
Tone No.
1000Hz(0.5s on, 0.5s off)x3 + 1s gap ISO 8201 Temporal
12
Pattern
• Connection Terminals: Pluggable
AC: 1.0 - 2.5mm
DC: 0.2 - 2.5mm
• Terminal Tightening torque 0.4Nm
• To maintain Ingress Protection, cable entries must be fitted with suitably rated cable glands or stopping plugs
• Units can be located indoor or outdoor wet use, wall or ceiling mounted and there are no limitations on orientation
• Factory finishes are not intended to be modified
Model
A112.024.2
A112.024.2 Sounder Directional Characteristics for Canadian Fire CAN/ULC-S525 at 10 feet
Horizontal Axis
Angle
OSPL
Ref. 90°
103.7 dB(A)
129°
-3 dB(A)
131°
-6 dB(A)
180°
92.6 dB(A)
+
+
-
-
S2
S3
S2
2
/ AWG18 - AWG12
2
/ AWG24 - AWG12
Surge Current Ratings for use in fire alarm systems
Nominal Voltage
Voltage Range
24V dc
11.5 - 54V dc
Angle
Ref. 90°
103.7 dB(A)
49°
-3 dB(A)
39°
-6 dB(A)
0°
91.2 dB(A)
Tone Visual
1000Hz 0.5s
0.5s
0.5s
0.5s
0.5s
Initial Peak
P1: 1455mA / P2: 1164mA
OSPL
Angle
Ref. 90°
126°
140°
180°
S1
Stage 1 & 2
Stage 3
DIP SW 1/2
Set DIP
Settings
1 2 3 4 5 6
1 1 0 1 0 0
1s
Initial RMS
P1: 140mA / P2: 286mA
Vertical Axis
OSPL
Angle
103.8 dB(A)
Ref. 90°
-3 dB(A)
49°
-6 dB(A)
40°
92.5 dB(A)
0°
P1
P2
Stage 4
Set DIP
SW 1
SW 1
(S3)
(S2 + S3)
1
8
OSPL
103.78dB(A)
-3 dB(A)
-6 dB(A)
90.8 dB(A)