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C 9403-4ex
1. Explosion Proof
Conventional Sounder
Strobe C-9403Ex/ C-9404Ex
Description
Features and Benefits
1.
2.
3.
4.
High intensity and long life LED
cluster
High sound level and Low power
consumption
Initiated by fire alarm control panel
Easy installation and connection
The C-9403 (Ex) is an Intrinsically Safe
conventional combined sounder and strobe
while the C-9404 (Ex) is identical in
appearance and features to the C-9404 (Ex)
but without strobe element and are suitable
used for petroleum and chemical industrial.
This Using six highlights LED’s for high
intensity visual alarm to warn the people
especially the persons with hearing
difficulties. The audio efficiency and sound
distribution generate over 94 dB at 1
meters distance giving an excellent
audibility from the device location.
This conventional electronic wall mounted
device initiated by fire alarm point using I9333Ex Interface (see manual for more
information) with safety barrier to make an
explosion proof system.
Specification
Part Number
Protection rating
Sound level output
Main Sound Frequency
Strobe / Frequency
Explosion Proof Marking
Tone Modification Period
Operating voltage
Operating current
Operating Temperature
Application
Materials and colour
Dimension
Wiring
C-9403Ex
C-9404Ex
IP 33
85 dB to 115 dB
2.8Khz
6 highlight LED; 1.4 Hz± 20%
No feature
Exib□CT6
0.7s ± 20%
Power Supply 24Vdc(16~28Vdc)
Supply current: standby 5mA / alarm
current: standby 3mA / alarm 35mA
50mA
-10°C to 50°C @ 95% relative humidity
Indoor and outdoor use
ABS / red; plexiglass / red
Ø 110mm x 97.5 mm
2 wire (polarized)
2. Explosion Proof
Conventional Sounder
Strobe C-9403Ex/ C-9404Ex
Sounder Installation
The sounder base should be installed
complied with all local codes or NFPA 72
National Fire Alarm Code, NFPA 70 National
Electrical Code, BS5839, EN54.It is installed
onto a standard one gang electrical box with
a mounting hole that have 6.5cm spacing.
Selection of compatible ControPanels
Compatible with all GST Intelligent Fire
Alarm Panels via I-9333Ex Explosion Proof
Interface (purchased separately)
Ordering Information:
Part No
Description
Weight
/Kg
Pack
Qty
per
Box
0.350
45
0.340
45
1.5Kg
1
WALL
ELECTRICAL
BACK BOX
C-9403Ex
A hK
MOUNTING
BASE
k ff H l
C-9404Ex
Wiring and Connection
Sample wiring diagram below show sounder
connected with I-9333 Interface. The
sounder D1 (+) 9; D2 (-), is for 24VDC
power supply polarized, connected to 3 and 4
of Interface. Each interface can only connect
with one sounder Ex or sounder strobe Ex.
Note that Interface should be installed in the
safety area and the cable must be fire rated
type and the size depends on the distance
and application. Minimum size gauge
1.0mm²(18 AWG)
Safety Area
I-9333
Explosion Proof
Conventional
Sounder Strobe
Explosion Proof
Conventional
Sounder Strobe
Interface
Module
Hazardous Area
I-9333 Ex-Interface
I-9333Ex
Circuit Board
D1 D2
Z1
L+ 1(+)
L- 2(-)
3(+)
N F928 Zener
Safety Barrier
4(-)
Z2
24VDC Fire Alarm Control Panel
Intrinsincally Safe Loop