U-Pipe System - Simplified Planning - Bosch FCS‑320‑TM Series Operation Manual

Conventional Aspiration smoke detector
I‑pipe system
Ø of all air sampling
openings in mm
a
Punch diameter of the aspiration reducing film sheet
4.8.2 U‑Pipe System - Simplified Planning
1 pipe system
FCS-320-TM
FCS-320-TM-R
Limiting values
U‑pipe system
Ø of all air sampling openings in
mm
Bosch Sicherheitssysteme GmbH
Max. distance between 2 air sampling openings
Min. distance between 2 air sampling openings for fire
source identification
a
E 10
9
D 8
7
6
C
5
4
B
3
2 FAS / FCS
A 1
FAS-420-TM series
U-pipe system, e.g. for equipment protection
Min. distance FCS-320-TM – T-fitting
Max. distance FCS-320-TM – T-fitting
Max. branch length
Max. total pipe length per pipe system
–
–
Max. total pipe length per pipe system for a fan voltage
< 10.5 V
–
–
Max. number of air sampling openings (n) per pipe
system
Min. distance between 2 air sampling openings
Max. distance between 2 air sampling openings
a
Number of air sampling openings
1 2
6.8 4.6
Pipe Ø 25 mm
Additional pipe Ø 12 mm
Pipe Ø 25 mm
Additional pipe Ø 12 mm
Number of air sampling openings
2 4
6.0 4.2
Operation guide
Planning | en
3 4
4.0 3.6
6 8
3.4 3.0
2020.04 | 2.1 | F.01U.130.928
43
4 m
3 m
5
3.4
2 m
20 m
25 m
50 m
8 x 3 m
40 m
8 x 3 m
8 units
0.1 m
4 m