Siemens OH720 - Base Attachment BA720; Base Attachment Wet BA721; Designation Plate DBZ1193 A; Detector Heating Unit FDBH291

2BStructure and function
20BAccessories
3
28
| 64
Building Technologies
A6V10212047_m_en_--
Fire Safety
2015-05-04
3.5.7 Base attachment BA720
● There are several potential break-out points in the base
attachment for surface-mounted cable entry
● For the recess-mounted cable entry
● Permanent connection and joint installation with detector
base
● Compatible with:
● Order no.: S54319-F20-A1
See also
 Base attachment BA720 [➙ 40]
3.5.8 Base attachment wet BA721
● For installation in humid, wet environments and if the
detector heating unit is used
● Protection category achievable: IP44
● Six break-out points for M20 x 1.5 metal cable glands
● Compatible with:
● Order no.: S54319-F29-A1
See also
 Base attachment wet BA721 [➙ 41]
3.5.9 Designation plate DBZ1193A
● To identify the location
● Compatible with:
● Order no.: BPZ:4864330001
3.5.10 Detector heating unit FDBH291
● For operating point detectors in critical ambient conditions
during icy conditions or when there is a danger of
moisture condensation
● Compatible with:
● Order no.: A5Q00004439
See also
 Detector heating unit FDBH291 [➙ 50]
 Base attachment wet BA721 [➙ 41]