Electrical Terminals - Viessmann Vitodens 200-W Installation And Service Instructions For Contractors

Electrical terminals

Fig. 8
Jumper
A
Connections on 230 V~ plug
Power supply
fÖ
Power supply for accessories
lH
■
External demand/blocking
■
Room temperature control unit (remove jumper
■
when connecting):
A
Vitotrol 100, UTA
–
Vitotrol 100, UTDB
–
Vitotrol 100, UTDB-RF
–
Connections to LV plug
X3 Plug X3 can be pulled to make assembly easier.
Outside temperature sensor
!
Flow temperature sensor for low loss header
?
(accessory)
Radio clock receiver
X4 KM BUS connection, heating circuit pump
Type B2HA:
%
Cylinder temperature sensor (part of the DHW
cylinder connection set)
Type B2KA:
Comfort sensor (connected at the factory)
aVG KM BUS subscriber (accessory)
To connect several accessories, see page 16.
Vitotrol 200A or 300A remote control
■
Vitocom 100, type GSM
■
Extension kit for one heating circuit with mixer
■
Solar control module, type SM1
■
Vitosolic
■
Extension AM1
■
Extension EA1
■
Wireless base station
■
KM BUS distributor
■
Information on connecting accessories
When connecting accessories observe the sep-
arate installation instructions provided with
them.
Installation sequence
13