Bosch FCS-320-TP2 - Page 40

40 en | Planning Aspirating Smoke Detector
2018.04 | 2.0 | F.01U.130.926 Operation Guide Bosch Sicherheitssysteme GmbH
General Example
1. Selection:
Select the planning table with or without air filter,
as applicable.
Result:
Planning table and specified air filter
Select the planning table without air filter, Planning
without filter, page 41
2. Selection:
Select the number of air sampling openings from
the planning table. Note the possible sensitivity
classes.
Result:
Specified detector module with specified setting
and alarm threshold
In the Planning without filter, page 41 table, select
the column with eight air sampling openings (Number
of air sampling openings, 8)
3. Selection:
Select the sensitivity (sensitivity class) of the
system according to the gradation described in
Defining the Response Sensitivity.
Result:
Specified sensitivity class in accordance with EN
54‑20
In the Planning without filter, page 41 table, select
the response sensitivity you require (class A, B or C)
from the column highlighted in red. You must select
the class that corresponds to the installed detector
module and the configured sensitivity.
4. Selection:
Select other pipe components, such as a water
separator and detonation safety barrier.
Result:
Specified planning table
Select With water separator, page 42 .
5. Selection:
Select the possible pipe length for the relevant pipe
shape and fan voltage.
Result:
Specified planning in accordance with EN 54‑20 for
the previously specified parameters
In the With water separator, page 42 table, select the
pipe shape and fan voltage you require, and note the
permissible total pipe length.
You will find the planning tables in question in Planning without filter and Planning with air
filter.
Abbreviation Meaning CTN
DM Detector module DM‑01(05) DM-TP-01(05)
DM‑10(25) DM-TP-10(25)
DM‑50(80) DM-TP-50(80)
S Sensitivity (% LT/m)
MA Main alarm
PA Pre-alarm
l [m] Permissible total pipe length in
meters