Combustible Material - Siemens FD20 Manualline

4.3

Combustible material

Building Technologies
Fire Safety & Security Products
The zone factor is determined on the basis of the area of the room (not to be
confused with the monitoring area per detector) and the room height (Figure 5).
This zone factor can then be used to determine the number of mats required for
the test as shown in Table 4.
1
Fig. 5 Zone factor for TF4
Achsen
1 Room height [m]
2
2 Room area [m ]
Detector
Type
ASA Neuronal fire
detector
FDOOT241
DA Neuronal fire
detector
FDOOT221
ASA Wide spectrum
smoke detector
FDO241
DA Wide spectrum
smoke detector
FDO221
Linear smoke detector
FDL241
Flame detector
FDF241 / FDF221
Number of polyurethane mats (air exchanged < 7 times/h)
Tab. 4
Setting
5 / Suppression
2 / Robust
4 / Balanced
6 / Fast Response
2 / Standard
4 / Standard plus
2 / Robust
1 / Universal
3 / Sensitive
2 / Standard
3 / Standard plus
3 / Sensitive
Normal sensitivity
High sensitivity
Open plastic fire (TF4)
Zone factor
1 2 3 4
1 2 3 4
1 2 3 4
1 2 2 3
½ 1 2 2
1 2 3 4
1 2
2 3
1 2 3 4
1 2 2 3
½ 1 2 2
1 2 3 4
1 2
2 3
1 2 3 3
1 1 2 3
½ ½ 1 2
009977_b_en.doc
2
5
6
6
5
4
6
5
6
5
4
6
5
4
3
2
15
10.2007