RZN 4503-T
RZN 4503-T
99.825.18 2.1/10/13
99.825.18 2.1/10/13
32
/
36
33
/
36
Reset =
hold approx. 3 s for OFF /
shortly tap for ON
With manual release:
In case of automatic release by fire detector or external control:
clic
k
External control
OK
or
or
OK
or
Operation - Closing after alarm
Open the housings (control panel and buttons) using the enclosed keys.
The ventilation function is only 3 minutes after pressing the
"Alarm reset button" available again!
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.
Operation - Weather automatic
Automatik
St op
Lüftung
LT 43U-W
Operation - Closing after alarm
hold 3 s for OFF
Open:
Operation - Day-to-day ventilation
SMOKE VENT
SMOKE VENT
ST
OP
SMOKE VENT
Emergency closing in case of non-resettable alarm:
Close:
Stop:
OK
or
Service
English
English
