Siemens FT2010

Alarm verification concept (AVC)
Example of a verification process
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Building Technologies
009310_l_en_
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Fire Safety
2018
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08
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If there is no reset, 'Immediate global alarming' is also activated after the expiry of
t2.
Figure 5: 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