D+H RZN 4503-T Originalbetriebsanleitung Seite 33

Operation - Closing after alarm
Emergency closing in case of non-resettable alarm:
Operation - Day-to-day ventilation
Open:
SMOKE VENT
Operation - Weather automatic
Only if wind detector or rain detector available.
Upon triggering of the corresponding sensor, the group of the control
panel is closed.
If alarm is released by a smoke and heat vent system, the system
will open also in case of wind and rain.
Do not ventilate via smoke vent button, because otherwise there
would be a danger of damage by wind or water.
The weather automatic can be switched-off via an optional
automatic switch, if gap ventilation is required in case of bad
weather.
Gap ventilation is not possible in case of bad weather, if no
automatic switch available.
If the weather automatic is switched on , the system will
automatically close in case of wind or rain. The system will not
automatically open again, if wind or rain has stopped. Opening of the
system for ventilation via vent button.
99.825.18 2.4/03/18
Close:
SMOKE VENT
English
OK
Stop:
SMOKE VENT
LT 43U-W
Lüftung
St op
Automatik
RZN 4503-T
Service
33/36