Acquisition - Siemens FC7xx Operation Manual

9.3 Acquisition

Danger level Addressed detector line
Automatic
0 No danger
1 Possible danger Button not
2
Probable
danger
3 Highly probable
danger
Building Technologies
Fire Safety
The detectors detect the fire phenomena, e.g., smoke, heat, or carbon monoxide,
and transmit the ↑ danger level to the 'Zone'.
Figure 17: Information flow of the ↑ danger levels
D ↑ 'Detection tree'
a Detector / channel
b 'Zone'
0...3 Danger levels
Overview of ↑ danger levels, divided according to line type and
detector type
↑ Collective detector line Technical input
Manual
No danger No danger
↑ Detector line resetting
pressed
–
Alarm verification of the
first alarm is running
Button Highly probable danger
pressed,
danger
Table 8: Danger levels
System description
Acquisition
No danger (entry contact opened)
–
Danger
● Input contact closed
● Input configured as not
relevant for degraded mode
Danger
● Input contact closed
● Input configured as not
relevant for degraded mode
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2015-12-15