Bosch FCS-320-TP2 Operation Manuals page 52

52 en | Planning
U-pipe system activation thresholds per pipe system
Activation Number of openings
thresholds
1 obstructed opening
2 obstructed openings
3 obstructed openings
4 obstructed openings
5 obstructed openings
6 obstructed openings
... will be recognized by the setting level x
— not possible, 0 not practical
Example
If 3 of a total of 10 air sampling openings are found to be obstructed, the switch for setting
the airflow monitoring should be set to level I.
Notice!
When planning in accordance with EN 54‑20 or ISO 7240-20, level I or II must always be set
for airflow monitoring.
M-pipe system - single-hole monitoring
FAS / FCS
1 pipe system
FCS-320-TP1
FCS-320-TT1
2 pipe systems
FCS-320-TP2
FCS-320-TT2
M-pipe system for space protection
Limiting values Min. distance FCS-320 – last T-fitting
2018.04 | 2.0 | F.01U.130.926
A B
A B
FAS / FCS
2 4
III II
0 III
0 0
0 0
0 0
0 0
d
C
d
C
Operation Guide
Aspirating Smoke Detector
6 8 10
I — —
II I —
III II I
0 III II
0 0 III
0 0 0
D
D
Bosch Sicherheitssysteme GmbH
12 14
— —
— —
— —
I —
II I
III II
4 m