42
Y
X
W
U
T
S
R
Q
Z
A
B
C
H
K
L
M
N
V
1
2
1
2
ϑ
ϑ
NTC
NTC
1
2
L2
L1
N
L
1
2
1
2
3
1
2
3
4
1
ϑ
NTC
0 &10 V
0-10 V
GND
PWM
L
N
1~
M
M
1
2
N
L
1
2
3
4
0-10 V
GND
PWM
1~
M
1
2
3
4
9
8
7
6
5
4
3
2
1
1
2
3
4
5
P
L
L`
1
2
N
G
1
2
1
2
ϑ
ϑ
D
F
E
GND
Fig. 38
A
Supply air fan
B
Extract air fan
C
Bypass damper motor
D
Thermal breaker for integral electric preheater coil
E
Integral electric preheater coil
F
Thermal breaker for integral electric preheater coil
G
External electric preheater coil (accessories), fitted
into outdoor air duct
H
Power supply 1/N/PE 230 V/50 Hz
K
Output 0 and 10 V
–
L
External temperature sensor (NTC 10 k
Ω
), e.g. in
connection with a geothermal heat exchanger
M
Output 0 to 24 V
–
, max. 4.5 VA
N
Input, changeover
■
Input 0 to 10 V
–
for humidity sensor (delivered
condition): For
"V2 Vmin"
select 7 V. See oper-
ating instructions.
■
Floating N/O contact, e.g. for switching off the
ventilation unit: Set
"V2 on/off"
to
"0"
. See
operating instructions.
P
Input, changeover
■
Input 0 to 10 V
–
for CO
2
sensor: Set
"V1 on/off"
to
"1"
. For
"V1 Vmin"
select 3.5 V. See operat-
ing instructions.
■
Floating N/O contact, e.g. for switching off the
ventilation unit (delivered condition)
Q
Never connect anything here.
R
Internal power supply 1/N/PE 230 V/50 Hz
S
Never connect anything here.
T
Never connect anything here.
U
Remote control
V
Never connect anything here.
W
Never connect anything here.
X
Outdoor air temperature sensor (NTC 10 k
Ω
)
Y
Extract air temperature sensor (NTC 10 k
Ω
)
Z
Connected internally at the factory
Connection and wiring diagram
Controller PCB
5793 605 GB
Appendix
