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Overview of printed circuit board
230 V
50 Hz
A
230V/50Hz
MOTOR 1
L
N
PE
1
230V
L
N
230V
L
N
Mains connection
19
A
Motor 1
14-15
B
Motor 2
14-15
C
Smoke detector
11
D
Rain sensor
12
E
8 VELUX
®
M
M
B
C
MOTOR 2
1
2
2
DET.
1
2
DET.
Ventilation switch
F
Break-glass point
G
Alarm signals 23-24, 27-28
H
Link
I
Rain signal - output
J
H
I
J
K L M
ALARM
LINK
RAIN OUT
RAIN IN
3
4
5
1
2
1
2
3
1
2
3
TEMP. FUSE
FUSE: 25A
+
–
24V
BAT TERY
N
O
Rain signal - input
13, 25
K
10
FACU terminals
L
Error indication
M
24
Batteries
N
Comfort opening time
26
O
D
E
FACU
ERROR
SMOKE
RAIN
+ –
1
2
1
2
3
1
1
2
3
73˚ C
OPERATION
PSU1 OK
PSU2 OK
RAIN SENSOR INPUT
MAINTENANCE
BAT TERY
ERROR-MOTOR 1
ERROR-MOTOR 2
ERROR-SMOKE DET.
ERROR-BREAK GLASS
ERROR-TEMP. FUSE
ALARM AC TIVE
P Q
R
26
P
23, 27
Q
28
R
18
S
13
F
G
COMFORT
BREAK GLASS POINT
2
3
1
2
3
4
5
6
J1
RESET
RESET
24V
S
Auto close time
13
Temperature fuse
22
Status indications
20-22
Setting
16
VELUX
9
®
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