Siemens FDO241 - Extended Flashing Behavior of the Alarm Indicators

2BStructure and function
20BFunction
3
40
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Building Technologies
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Fire Safety
2015-11-04
3.5.7 Extended flashing behavior of the alarm indicators
Internal alarm indicator
The table below describes the flashing behavior of the internal alarm indicator of
the point detectors FDOOT241-A and FDOOT241-Ax with a product version ≥50 in
FDnet mode:
Several flashing patterns are available for normal operation. The flashing pattern
is selected using the 'SintesoWorks' 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.
Depending on the settings of the fire control panel, the additional weak flashing
described in the 'Internal alarm indicator [➙ 39]' chapter will additionally be
displayed.
A steady-on flashing mode for the alarm and an alternative flashing mode for
normal operation can be set using the 'SintesoWorks' software.
Please also observe the documentation for your fire detection system.
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]
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]