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Siemens FD20 User Manual

Siemens FD20
138 pages
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4BMounting / Installation
48BProtective cages
5
97 |
138
Building Technologies
007004_t_en_--
Fire Safety
2015-11-04
5.18 Protective cages
Protective cage DBZ1194 protects the detector against mechanical damage.
EMC-protective cage FDBZ294 protects the detector against mechanical damage
and electromagnetic fields.
5.18.1 Mounting of the protective cages
The protective cages can only be installed on the base attachment wet FDB295.
Mounting of the protective cages
1 Base attachment 4
Flat plug 6.3 x 0.8 mm
2 Break out and screw protective cage on
firmly
5
EMC-protective cage
3 Protective cage
5.18.2 Grounding of the EMC-protective cage FDBZ294
The EMC-protective cage must be connected to the shielding of the detector line
cable at the flat plug.
If the detector line cable is not shielded then the EMC-protective cage must be
grounded using a separate cable.
For optimum grounding in the presence of powerful electromagnetic fields, the
ground line must be shorter than 10 m and have a cross section of at least
1.5 mm
2
.
See also
Mounting of the protective cages [➙ 97]

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Siemens FD20 Specifications

General IconGeneral
BrandSiemens
ModelFD20
CategorySecurity Sensors
LanguageEnglish

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