7
Version 1
B
B
A
15 m
15 m
4
3
2
1
4
3
2
1
C
B
15 m
4
3
2
1
A
To the control unit (see connection
diagram on page 6)
B
Vitotrol 300B
C
KM BUS distributor or on-site con-
nection box
Total length of
all
KM BUS cables max.
50 m
Version 2
A
B
C
B
15 m
15 m
4
3
2
1
4
3
2
1
B
4
3
2
1
15 m
A
To the control unit (see connection
diagram on page 6)
B
Vitotrol 300B
C
KM BUS distributor or on-site con-
nection box
Total length of
all
KM BUS cables max.
50 m
Installation sequence
Connecting several remote control units
(cont.)
5623 681 GB
Installation
