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en | Planning
FAS-420-TM Aspirating Smoke Detector
F.01U.088.878 | 4.1 | 2010.11
Operation Guide
Bosch Sicherheitssysteme GmbH
3.5
Planning Limits
The following limit values must always be observed for the FAS-420-TM series:
The maximum total monitoring area of the FAS-420-TM and the maximum total pipe length
depend on the plan selected (see
Section 3.6 Standard Pipe Planning
).
Limiting values
Maximum monitoring area per air sampling opening
Corresponds to the maximum
monitoring range for point detectors,
in line with applicable national norms.
Maximum number of air sampling openings per pipe
system
1
8
Maximum number of air sampling openings per pipe
system with fire source identification
5
Maximum pipe length per pipe system
2
–
Pipe
∅
25 mm
50 m
–
Additional pipe
∅
12 mm
8 x 3 m
Maximum total monitoring area per pipe system
400 m²
Minimum pipe length between 2 air sampling
openings
0.1 m
Minimum pipe length between 2 air sampling
openings with fire source identification
3 m
Minimum pipe length between 2 air sampling
openings
10 m
1
Plans not contained in the operation guide must be requested
2
Depending on the selected plan, some restricted values may apply
NOTICE!
The planning limits specified in this operation guide may be restricted in line with country-
specific regulations.
Содержание FAS-420-TM
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