35
52
20
40A
40
20
40A
40
2
145
145
17
S1
F1
Fig. 27
Extension kit
S1 Rotary switch
F1 Fuse
Connections per extension kit
Connections
for
Connection numbers in extension
kit
Power supply 230 V
∼
/50 Hz
Extension kit
40
Accessories
40A
Sensor connections
HC, TWE (return temperature sen-
sor)
2
TWE (cylinder temperature sensor)
17
Pump connection
HC, TWE
20
Mixer motor connection
HC, VSB
52
The distinctiveness and sequence of the extension kits
must be defined via rotary selector S1 in the extension
kit.
Extension kit
S1 rotary selector position
E1
1
2
3
45
6
1
0
9
87
E2
3
2
3
45
6
1
0
9
87
E3
5
2
3
45
6
1
0
9
87
Note
For KM-BUS connection to the PCB, see page 148.
Installation sequence
Electrical connections
(cont.)
5679249
Installation
