ISO 7240-16:2007

INTERNATIONAL ISO
STANDARD 7240-16
First edition
2007-07-01
Fire detection and alarm systems —
Part 16:
Sound system control and indicating
equipment
Systèmes de détection et d'alarme d'incendie —
Partie 16: Équipement de contrôle et de signalisation des systèmes
sonores
Reference number
©
ISO 2007
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Contents Page
Foreword. vi
Introduction . viii
1 Scope . 1
2 Normative references . 1
3 Terms, definitions and abbreviated terms . 3
3.1 Terms and definitions. 3
3.2 Abbreviations . 4
4 General requirements. 4
4.1 General. 4
4.2 Combined s.s.c.i.e. and c.i.e. 4
4.3 Power supply. 4
5 General requirements for indications. 4
5.1 Display of functional conditions . 4
5.2 Display of indications. 5
5.3 Indications on alphanumeric displays. 5
5.4 Indication of the supply of power . 5
5.5 Additional indications . 5
6 Quiescent condition . 5
7 Voice-alarm condition . 6
7.1 Reception and processing of alarm signal .6
7.2 Alert signal – Optional function . 6
7.3 Evacuate signal. 6
7.4 Indication of the voice-alarm condition. 6
7.5 Audible warning – Optional function. 7
7.6 Delay before entering the voice-alarm condition – Optional function . 7
7.7 Phased evacuation – Optional function . 7
7.8 Silencing the voice-alarm condition . 8
7.9 Reset of the voice-alarm condition. 8
7.10 Output to alarm devices – Optional function.8
7.11 Voice-alarm condition output signal – Optional function. 8
8 Fault-warning condition . 9
8.1 Reception and processing of fault signals . 9
8.2 Indication of faults in specified functions. 9
8.3 System fault. 10
8.4 Audible indication. 10
8.5 Reset of fault indications . 11
8.6 Fault-warning condition output signal . 11
9 Disabled condition – Optional function. 11
9.1 General. 11
9.2 Indication of the disabled condition . 11
9.3 Indication of specific disablements. 11
9.4 Disablement condition output – Optional function. 12
10 Test condition – Optional function . 12
10.1 General. 12
10.2 Indication of the test condition . 12
10.3 Indication of specific emergency loudspeaker zones in the test state. 12
11 Manual mode control – Optional function. 12
11.1 General . 12
11.2 Indications of emergency loudspeaker zones in the voice-alarm condition . 13
11.3 Indication of emergency loudspeaker zones in the fault-warning condition – Optional
function . 13
11.4 Indication of emergency loudspeaker zones in the disabled condition – Optional function . 13
12 Interface to external control device(s) – Optional function . 13
13 Emergency microphone – Optional function . 14
13.1 General . 14
13.2 Microphone priority – Optional function . 14
13.3 Microphone emergency loudspeaker zone control – Optional function. 14
14 Design requirements . 14
14.1 General requirements and manufacturer's declarations . 14
14.2 Documentation . 15
14.3 Mechanical design requirements . 15
14.4 Electrical and other design requirements .16
14.5 Integrity of transmission paths. 16
14.6 Accessibility of indications and controls . 16
14.7 Indications by means of light-emitting indicators. 17
14.8 Indications on alphanumeric displays. 17
14.9 Colours of indications . 18
14.10 Audible indications . 18
14.11 Testing of indicators. 18
14.12 Audio performance . 18
14.13 Message store . 20
14.14 Redundant power amplifiers – Optional function. 20
15 Additional design requirements for software-controlled s.s.c.i.e. 21
15.1 General requirements and manufacturer's declarations . 21
15.2 Software documentation . 21
15.3 Software design . 22
15.4 Program monitoring. 22
15.5 The storage of programs and data. 22
15.6 Monitoring of memory contents . 23
16 Marking. 23
17 Tests. 23
17.1 General . 23
17.2 Functional test. 24
17.3 Test schedule . 27
17.4 Output power. 28
17.5 Signal-to-noise ratio . 29
17.6 Frequency response of s.s.c.i.e. without microphone(s) . 30
17.7 Frequency response of s.s.c.i.e. with microphone(s) . 31
17.8 Cold (operational) .
...