Delivered condition
■ Programming unit
■ Outside temperature sensor
■ Boiler water temperature sensor
■ Cylinder temperature sensor
■ Bag with technical documentation
Heating system with DHW cylinder
Order the circulation pump with check valve for cylinder temperature
control separately.
Heating system with heating circuit with mixer
An extension kit (accessories) is required for each heating circuit with
mixer.
6.8 Control unit accessories
Allocation of accessories according to control unit type
Vitotronic 100 150 200
Type KC3 KC4 KB2 KW4 KW5
Accessories
Extension kit for one heating circuit with mixer x
Contact temperature sensor x
Immersion thermostat x
Contact thermostat x
Vitotrol 100, type UTDB x x
Vitotrol 100, type UTDB-RF x
Vitotrol 300 x x
Room temperature sensor x x
KM BUS distributor x x x
Flue gas temperature sensor x x
Radio clock receiver x x x
Function extension 0–10 V x x
Ext. Extension H5 x x x x
Vitocom 100 x x x
Control module V x x
Extension kit for one heating circuit with mixer
Part no. 7450 650
Components:
■ Mixer motor with connecting cable
■ Plug for the heating circuit pump and flow temperature sensor (con-
tact temperature sensor)
The mixer motor is mounted directly onto the Viessmann mixer DN 20
to 50 and R ½ to 1¼.
Mixer motor
Specification
Cable length 4.2 m, fully wired
Rated voltage 230 V~
Rated frequency 50 Hz
Power consumption 4 W
Protection class II
IP rating IP 42 to EN 60529; ensure
through appropriate design
and installation
Permissible ambient temperature
– during operation 0 to +40 °C
– during storage and transport -20 to +65 °C
Torque 3 Nm
Runtime for 90 ° ∢
120 s
Flow temperature sensor (contact temperature sensor)
Specification
Lead length 5.8 m, fully wired
IP rating IP 32 to EN 60529; ensure
through appropriate design
and installation
Sensor type Viessmann Ni500
Control units
(cont.)
VITOGAS
VIESMANN
55
5822 428 GB
6
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