Electrical Connections - Viessmann VITODENS 200-W Installation And Service Instructions Manual

Installation sequence

Electrical connections

5
145
2 1
Fig. 10
Radio clock receiver
A
B Jumper
Connections to 230 V~ plugs
Power supply
fÖ
Power supply for accessories
lH ■
■ External demand/blocking
■ Room temperature controller (remove jumper
when making this connection):
– Vitotrol 100, UTA
Vitotrol 100, UTDB
–
Vitotrol 100, UTDB-RF
–
Connections to LV plugs
X3 Plug X3 can be disconnected to facilitate installa-
tion.
Outside temperature sensor
!
Flow temperature sensor for low loss header
?
(accessories)
X21 CO limiter (accessories)
18
A
2
1
5 4 3 2 1
100 35 28
B
96
40
230V~ 230V~
L N
N L 1
B
20 96 40
Type B2HB:
%
Cylinder temperature sensor (supplied with DHW
cylinder connection set)
Type B2KB:
Comfort sensor (connected at the factory)
KM-BUS subscriber (accessories)
aVG
To connect several accessories, see page 21.
■ Vitocom 100, type GSM
Solar control module, type SM1
■
Vitosolic
■
AM1 extension
■
■ EA1 extension
■ KM-BUS distributor
Information on connecting accessories
When connecting accessories observe the sep-
arate installation instructions provided with
them.