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Basic diagram
Control program
Building Technologies Division
Si
H
L
SB
1
AS
br1
a b
ar1
4
12
W
x
LP
y
R
5
13 14
fr1
b
a
b
XI
XIII
XII
b
a
a
b
AR
br2
EK1
L1
E
M
BR
A
3
21
2
1
AL
EK2
H
N
Warning!
Do not press reset bottom (EK) for more than 10 seconds!
A
SB/
R/W
M1
t7
Z
BV1
BV2
FS1
FS2
XV
ar2
I
a b
a
b
6
7
d1
d2
d2
d1
M1
M2
N
fr3
a
NTC
II
III
VIII
SM
a
b
a
b
16
9 10 18
19
Z
BV1
BV2
t1
t3
TSA
t4
t8
FR
fr2
VII
ar3
a
V
VI
a
b
M
IX
~
15
20
11
6
L
Q
1
B1
LR
N
M
Y1
Y2
SA
a
z
m
M
LK
x
y
C
B
t20
t9
t5
7454d02/0204
ION2
22
23
24
ION1
22
23
24
X
V
(1)
(1)
a b
XIV
IV
b
8
7454a01/0204
D
1
t6
6
7
16
18
19
23
24
9/11
CC1N7454en
20.11.2017
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