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Aspirating Smoke Detector
M-pipe system
Air sampling opening Number of air sampling openings
∅ air sampling
A
opening in mm
a
B
C
D
E
F
G
a
Punch diameter of the aspiration reducing film sheet
Double U-pipe system for space protection
1 pipe system
FCS-320-TP1
FCS-320-TT1
2 pipe systems
FCS-320-TP2
FCS-320-TT2
Limiting values
Min. distance: FCS-320 – last T-fitting
Double U-pipe
Max. distance: FCS-320 – last T-fitting
Max. branch length
–
–
Max. overall pipe length per pipe system (Ø 25 mm)
–
–
Min. distance between 2 air sampling openings
Max. distance between 2 air sampling openings
Max. number of air sampling openings (n) per pipe system
Bosch Sicherheitssysteme GmbH
3
4.4
F
B
B
F
Double U-pipe system for space protection
With low fan voltage
With high fan voltage
With low fan voltage
With high fan voltage
6
9
3.4
3.0
3.6
3.0
3.2
FAS / FCS
A
FAS / FCS
A
Operation Guide
12
15
18
2.5
2.5
2.0
2.5
2.5
2.5
3.2
2.5
2.5
3.2
3.0
2.5
3.2
3.0
3.2
2018.04 | 2.0 | F.01U.130.926
Planning | en
47
21
2.0
2.0
2.0
2.5
2.5
3.2
3.4
4 m
20 m
40 m
45 m
180 m
200 m
4 m
12 m
24
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