Siemens OH720 - Extended Flashing Behavior of Alarm Indicators in the Case of

2BStructure and function
18BFunction
3
22
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Building Technologies
A6V10212047_m_en_--
Fire Safety
2015-05-04
3.3.6 Extended flashing behavior of alarm indicators in the case
of ES ≥10
Internal alarm indicators
The table below describes the flashing behavior of internal alarm indicators in the
case of an ES ≥10:
Several flashing patterns are available for normal operation. The flashing pattern
is selected using the 'Cerberus-Engineering-Tool' software.
Operating condition
Flashing mode
Graphic
Alarm IAI flashes red
once a second
Normal Configuration
1 (
default )
IAI off
Configuration
2
IAI flashes red
every
10 seconds
Test mode Normal IAI flashes red
twice every
4 seconds
Alarm IAI flashes red
twice every
4 seconds and
red every
second in-
between
Fault IAI off
Not all fire control panels support the flashing patterns described.
A steady-on flashing mode for the alarm and an alternative flashing mode for
normal operation can be set using the 'Cerberus-Engineering-Tool' software.
The above graphics are not valid in countries in which the alarm is indicated by an
alarm indicator that lights up permanently. For more information, please contact
your regional company.
Please also observe the documentation for your fire detection system.
t
0 1 2 3 4 5 6 7 8 9 10 1211
[s]
t
0 1 2 3 4 5 6 7 8 9 10 1211
[s]
t
0 1 2 3 4 5 6 7 8 9 10 1211
[s]
t
0 1 2 3 4 5 6 7 8 9 10 1211
[s]
t
0 1 2 3 4 5 6 7 8 9 10 12
11
[s]
t
0 1 2 3 4 5 6 7 8 9 10 1211
[s]