Viessmann VITOTRONIC 100 Installation And Service Instructions Manual page 16

Heating system designs
System version 4
System with Therm−Control
Vitoplex 100, type SX1, to 460 kW, Vitoplex 200, type SX2, to 560 kW,
and Vitoplex 300, type TX3
B
A Boiler with Vitotronic 100
B DHW cylinder
C Heating circuit with mixer
16
3
17A
A
Plug
§
aJ A
sÖ A1
fÖ
fA
gS A1
lÖ
aVD/aVH External hook−up
C
3
17A
Boiler water temperature
sensor
Temperature sensor
Therm Control
Mixers closed with external
heating circuit control units
Mains electrical connection,
230V~/50 Hz
Burner stage 1
Motorised butterfly valve
Burner stage 2/mod.
(see page 69)
C
A