Siemens OH110 - Base Attachment Wet BA721

Mounting / Installation
5
Base attachment wet BA721
39
Building Technologies A6V10316298_e_en_--
Fire Safety 2014-05-21
5.5 Base attachment wet BA721
Base attachment wet BA721 is for surface-mounted feed lines in humid and cold
environments. The cables are inserted using M20 x 1.5 metal cable glands (Fig. 3).
Protective cages DBZ1194/FDBZ294 can be installed on 'base attachment wet
BA721'.
l Protective cage DBZ1194 (Fig. 3) protects the detector against mechanical
damage.
l EMC-protective cage FDBZ294 (Fig. 4) protects the detector against
mechanical damage and electromagnetic fields.
Note the dimensions of the protective cages (Fig.
3)
before installing base
attachment wet BA721!
You will find information on connecting detector heating unit FDBH291 in the
'Connection of the detector heating unit' chapter.
1
2
2
122
13
1
3
1
2
2
122
13
13
160
13
13
Fig. 1
Fig. 2
Fig. 3
Fig. 4
A
A
DB110xx
DB721
DB721D
DBZ1194
FDBZ294
1x
1x
4x
2x
Click
DBZ1193A
4
.
5
7
.
5
A
Click
Installation and removal of protective cages and designation plates on base attachment wet
BA721