4479 ADDRESSABLE SOUNDER BASE
- FIRE ALARM SOLUTIONS TECHNICAL DESCRIPTION
7
4.4.
TONES
The sounder has seven selectable tones. This configuration is done in EBLWin.
The values in the tables below are
minimum
sound pressure level.
TONE 1
Continuous
Horizontal orientation L[dB]
Vertical orientation L[dB]
984Hz
15˚
45˚
75˚
105˚
135˚
165˚
15˚
45˚
75˚
105˚
135˚
165˚
SPL
80.0
85.4
87.2
85.3
77.2
81.6
83.5
78.5
86.7
86.9
78.6
84.1
With ingress protection type 4489
78.0
84.9
85.4
84.0
77.0
80.8
81.6
79.9
85.4
85.7
78.1
83.5
TONE 2
Intermittent
Horizontal orientation L[dB]
Vertical orientation L[dB]
984Hz 0,5s /
silence 0,5s
15˚
45˚
75˚
105˚
135˚
165˚
15˚
45˚
75˚
105˚
135˚
165˚
SPL
78.9
85.4
87.1
85.1
77.1
81.5
83.6
78.8
86.6
86.8
78.6
84
With ingress protection type 4489
78.0
84.8
85.3
83.9
76.9
80.7
81.5
78.8
85.3
85.6
78.8
83.4
TONE 3
Alternating
Horizontal orientation L[dB]
Vertical orientation L[dB]
644 Hz 0,25s /
984Hz 0,25s
15˚
45˚
75˚
105˚
135˚
165˚
15˚
45˚
75˚
105˚
135˚
165˚
SPL
79.7
85.2
86.9
85.0
76.9
81.4
83.4
78.7
86.5
86.6
78.4
83.9
With ingress protection type 4489
77.7
79.6
85.2
83.8
76.7
80.5
80.5
79.6
85.2
85.5
78.6
83.3
TONE 4
German Fire Sweep
(DIN 33 404)
Horizontal orientation L[dB]
Vertical orientation L[dB]
1200Hz to 500Hz
1s sweep
15˚
45˚
75˚
105˚
135˚
165˚
15˚
45˚
75˚
105˚
135˚
165˚
SPL
81.7
86.7
87.8
86.3
78.7
83.0
85.3
81.3
87.8
87.5
80.6
85.5
With ingress protection type 4489
80.2
86.8
87.5
86.0
79.4
82.4
83.7
81.2
87.3
87.1
81.0
85.0
