Siemens FT724 - Page 160

System description
Alarm
verification concept (AVC)
9
160 | 184
Building Technologies
A6V10211076_
i_en_
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Fire Safety
2015
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12
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15
Figure 26: Alarm verification
1 Alarm event q Acknowledge at ↑ 'Station'
2 Local alarming qx Not acknowledged
3
Manual call point or <Alarm delay off> on
'Station'
t2..
Time t2 to investigate the source of alarm / the
fire location
mx 'Unmanned operation' operation mode ..t2 X Time t2 has expired
m 'Manned operation' operation mode r Reset on 'Station'
t1.. Time t1 for attendance check rx Not reset
..t1 X Time t1 has expired GA ↑ Global alarming
t2..
t1..
?
..t2 X
..t1 X
1
mx m
2
q r
qx
rx
GA
3