SHEVS Control Centre RWZ 1 b
5
3.2
Selectable functions
●
“Auto close”
DIP switch
S1-1
:
In position ON, the actuators are automatically closed after resetting a pending alarm. It cannot be ventilated
up to 4 minutes during response of the function.
Factory setting: ON (automatic closure is enabled).
●
“Malfunction = Alarm”
DIP switch
S1-2
:
In the ON position, the alarm function (see 3.4) is activated upon malfunction of a signal line. After eliminating
the malfunction, the alarm is reset by pressing the button
Reset
r
in a main alarm point or the Control Cen-
tre.
Factory setting: OFF (no alarm in case of malfunction).
●
„Automatic OFF“
DIP-Schalter
S1-3
:
In position ON, the following automatic functions are disabled: Auto Close, ventilation position and ventilation
time, repetition of CLOSE cycle and closing on mains failure or active wind and rain control. Actuators oper-
ate during ventilator operation only if a button
a
/
z
is pressed.
Factory setting: OFF (Automatic enabled).
●
“Thermal alarm”
DIP switch
S1-4
:
In position ON, the alarm function (see 3.4) will be activated when exceeding an enclosure inside temperature
of 70
°C.
Factory setting: OFF (no alarm when exceeding 70
°C).
3.3
Indicators / functions of the manual call points
●
For activation and reset, see 3.4.
●
Indicators:
−
o
(green,
RT 2-*-BS
):
Trouble-free operation
. Extinguishes when a malfunction is detected.
−
r
(red,
RT 2-*
):
Alarm
.
−
s
(yellow,
RT 2-*-BS
):
Malfunction
(see also 5).
●
Button Reset
r
(red,
RT 2-*-BS
): Resetting the alarm function (accessible after opening the door with a
key).
●
Manual call point with buzzer
S
for audible alarm and malfunction signalisation (
RT 2-*-BS-AA
):
The buzzer emits a continuous warning tone in case of alarm, and an intermittent warning tone in case of pre-
alarm or malfunction.
By pressing the button
Reset
S
(yellow) the warning tone is turned off.
●
Manual call point with indication of position (
RT 2-*-BS-A
):
The status light
A
(yellow) lights up when a travel command is executed toward OPEN.
The status light goes out after the closing time for a travel command toward CLOSED (up to 4 minutes).
3.4
Alarm functions
During the execution of an alarm function the ventilation functions are disabled.
Alarm function:
Upon detection of an alarm, the actuators are completely opened and indicators
r
show the
alarm condition. Main alarm points with buzzer
S
(RT 2 -*- AA)
emit a continuous tone.
Resetting the alarm function:
Resetting is done by briefly pressing the button
Reset
r
in a main alarm point
or the Control Centre. Then the indicators
r
and the buzzer
S
will be switched off.
i
Further alarm functions (“Malfunction = Alarm”, “Thermal alarm”, “Auto close”), see 3.2, forwarding alarm /
malfunction message, see 3.8.
If it is closed after reset of an alarm by pressing the button
z
, it can be manually ventilated again only after up
to 4 minutes.
