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110 Specifications
Characteristics of
acoustic alarm signals ......... acoustic signals for higher-priority
alarms consist of two acoustic se-
quences of five tones each:
Pulse duration - 155 ms
±
5 ms
Rise and fall time - 17 ms
±
3 ms
Time between start of pulse
1 and start of pulse 2
T
1
215 ms
±
20 ms
Time between start of pulse
2 and start of pulse 3
T
1
215 ms
±
20 ms
Time between start of pulse
3 and start of pulse 4
T
2
440 ms
±
20 ms
Time between start of pulse
4 and start of pulse 5
T
1
215 ms
±
20 ms
Time between start of burst
1 and start of burst 2
T
3
2 s
±
0.1 s
Repeat time for the whole
sequence
- 10 s
±
0.2 s
acoustic signals for medium-priority
alarms consist of three-pulse bursts:
Pulse duration 185 ms
±
5 ms
Rise and fall time 17 ms
±
3 ms
Time between start of pulse
1 and start of pulse 2
375 ms
±
20 ms
Time between start of pulse
2 and start of pulse 3
375 ms
±
20 ms
Repeat time for the whole
sequence
5.2 s
±
0.2 s