10
3931271/2016.04/K - The right to make technical changes reserved!
Doepke
Engl
ish
bus.
• Wipe the smoke detector half-yearly with a damp cloth.
• Replace the smoke detector after about 10 years of service.
17. Guarantee
All professionally installed, unaltered devices are covered by warranty during the statu-
tory guarantee period from the day of purchase by the end user. The guarantee is not ap-
plicable to damage incurred during transport or caused by short-circuit or overloading. In
the event of defects in workmanship or material, which are discovered within the guar-
antee period, the company will provide a replacement free of charge. The guarantee will
be rendered null and void if the sensing chamber is opened or the device is tampered
with.
18. Technical Data
Min.
Typ.
Max.
Dupline
Current input
450 µA
800 µA
Input channels 2 (status signal, alarm signal)
Output channels None
Operating voltage
from Dupline signal conductors
Detector
Type optical (acc. to Tyndall-Effect)
Terminals
Type plug/screw terminals
Contact area
0.4 mm
∅
1.5 mm²
Housing
Type housing for ceiling fitting
Dimensions
∅
100 x 51 (in mm)
Material Polycarbonate
General technical data
Ambient temperature
-10 °C
+60 °C
Atm. humidity 20 %..90 % (exposure to dew not permissible)
Encl. protection type IP43
Order number, description 09 501 217, DRD 3 smoke detector
