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

Electrical connections

Fig.11
Radio clock receiver
A
Heating circuit pump or boiler circuit pump
B
Vitotrol 100 UTDB (only for constant temperature
C
control units)
When making this connection, remove jumper
between "1" and "L".
Vitotrol 100 UTA (only for constant temperature
D
control units)
or
Vitotrol 100 UTDB-RF wireless receiver
When making this connection, remove jumper
between "1" and "L".
Connections on 230 V~ plug
sÖ Boiler circuit pump or heating circuit pump, varia-
ble speed with 0 - 10 V connection
Circulation pump, optional connection:
sA
■ DHW circulation pump
External heating circuit pump
■
Circulation pump for cylinder heating
■
Power supply
fÖ
■ Power supply for accessories
lH
■ External demand/blocking
■ Vitotrol 100 UTA
■ Vitotrol 100 UTDB
Vitotrol 100 UTDB-RF
■
Connections to LV plug
Outside temperature sensor
!
Flow temperature sensor for low loss header
?
(accessory)
Installation sequence
17