55
Subject to change without notice | 83050700fUK – Translation into English of the original German operating manual | ait-deutschland GmbH
ϑ
RFV
-X4
-R1
0
RF
V
GND
ϑ
TB1
-X4
-R
13
TB
1
GND
TR
ϑ
TBW
-X
4
-R
9
TB
W
GND
ϑ
TA.
-X4
-R
8
TA
GND
ϑ
TRL
-X5
-R
4
T
RL
GND
ϑ
TVL
-X5
-R5
TV
L
GND
ϑ
THG
-X
5
-R6
T
HG
GND
ϑ
TWA
-X
5
-R
11
TW
A
GND
CW.
-X5
-R12
GND
ϑ
TWE
-X5
-R
7
TW
E
GND
AIn
-X6
yellow
white
Green
Brown
-B2
F
low
s
en
sor
;
GND
AO1
0-
10V
/2.
10
G
ND
/2.
10
AO2
-X6
GND
F
low
S
ens
or
: ins
ta
lled
in
the
E
ner
gy
E
ffic
ienc
y opt
ion
B2
A
nal
o
gue
out
put
2
A
O2
A
In
U
K
81
7290d
H
ot
g
as
s
ens
or
T
VL
RF
V
A
nal
o
gue
input
T
WA
-A
1
R
7
S
ens
or
m
i
x
ing
c
irc
uit
1
TA
T
BW
R
et
ur
n
sens
or
T
H
G
R4
H
eat
s
our
ce
input
s
e
ns
or
R1
2
R1
0
E
nc
od
i
ng,
heat
pu
m
p;
34
80
O
hm
F
low
s
ens
or
A
cc
es
sor
ies
: R
em
ot
e
con
trol
R5
T
WE
B
WT
R9
A
cc
es
sor
ies
: P
roc
es
s w
ater
for
th
er
m
o
sta
t
-A
6
CW
R1
3
T
B1
R6
C
om
for
t boar
d:
ins
tal
led
in
the
E
ne
rgy
E
ffic
ienc
y opt
ion
A
O
1
A
nal
o
gue
out
put
1
E
xter
nal
s
ens
or
-Y
4
A6 A1
Le
g
e
nd:
R8
F
unc
tio
n
Y4
D
om
es
tic
hot
w
at
e
r s
ens
or
R1
1
B
WT
O
per
ati
ng
m
ate
rial
s
H
eat
s
our
ce
out
put
s
ens
or
C
ont
rol
ler
boar
d;
A
ttent
io
n:
I-
m
ax
=
6
A
/23
0V
A
C
-CW
T
R
L
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Circuit diagram 3/3
WWC 280X