5
7. SPECIFICATIONS
Notes
•
The design and specifications are subject to change without notice for improvement.
•
The Specifications data was measured in an anechoic chamber, according to EN 54-24.
•
Reference axis: Axis is on the center of grill surface and perpendicular to the grill surface.
•
Reference plane: Plane is on the grill surface and perpendicular to the reference axis.
•
Horizontal plane: Plane is containing the reference axis and perpendicular to the reference plane.
6. FREQUENCY RESPONSE (1 W, 4 m)
50
20
100
500
50
1 k
5 k
Frequency-SPL
10 k
20 k [Hz]
60
70
80
90
[dB]
Model
BS-678BSB
BS-678BSW
Standards
Certified to the European Standard EN 54-24: 2008
Loudspeaker for voice alarm systems
for fire detection and fire alarm systems
Certified to the International Standard ISO 7240-24: 2010
Sound-system loudspeaker for fire detection and fire alarm systems
In compliance with the British Standard BS-5839-8: 2008 14.8
Environment Type
Type A
Rated Noise Power
6 W (100 V line), 3 W (70 V line)
Rated Impedance
100 V line: 1.7 k
Ω
(6 W), 3.3 k
Ω
(3 W), 6.7 k
Ω
(1.5 W), 13 k
Ω
(0.8 W)
70 V line: 1.7 k
Ω
(3 W), 3.3 k
Ω
(1.5 W), 6.7 k
Ω
(0.8 W), 13 k
Ω
(0.4 W)
Sensitivity
94 dB (1 W, 1 m, 500 Hz to 5 kHz pink noise)
92 dB (1 W, 1 m, 100 Hz to 10 kHz pink noise)
80 dB (1 W, 4 m, 100 Hz to 10 kHz pink noise)
Max. SPL
98 dB (6 W, 1 m, 100 Hz to 10 kHz pink noise)
86 dB (6 W, 4 m, 100 Hz to 10 kHz pink noise)
Frequency Response
150 Hz – 18 kHz
Coverage Angle (–6 dB)
Horizontal: 360° (500 Hz), 135° (1 kHz), 130° (2 kHz), 70° (4 kHz)
Vertical:
330° (500 Hz), 160° (1 kHz), 135° (2 kHz), 70° (4 kHz)
Speaker Component
16 cm (6.5") cone
Cable Connection
Screw terminal (steatite)
Applicable Cable Size
Conductor: Solid wire or 7-core wire
0.8 – 7 mm
2
(AWG18 – 9) for solid wire,
0.8 – 4 mm
2
(AWG18 – 11) for 7-core wire
Finish
Baffle
HIPS, black (RAL 9011 or equivalent
HIPS, off white (RAL 9010 or
color)
equivalent color)
Cabinet
Particle board with PVC sheet,
Particle board with PVC sheet, off
black (RAL 9011 or equivalent color)
white (RAL 9010 or equivalent color)
Grill
Surface-treated steel plate net,
Surface-treated steel plate net, off
black (RAL 9011 or equivalent color)
white (RAL 9010 or equivalent color)
Dimensions
250 (w) x 190 (h) x 108 (d) mm (9.84" x 7.48" x 4.25")
Weight
1.7 kg (3.75 lb)
Accessories
Tapping screw 4 x 35 ..... 2, Tapping screw 3 x 16 ..... 2
EN 54-24
11
0359-CPD-0103
0359
