Viessmann VITOTRONIC 100 Installation And Service Instructions Manual page 11

System version 2
Raising the return temperature with a shunt pump
Vitogas 100
Vitomax 100, Vitomax 200 and Vitomax 300
Vitoplex 100, type SX1, Vitoplex 200, type SX2, and Vitoplex 300, type TX3
Vitorond 200
B
A Boiler with Vitotronic 100
B DHW cylinder
C Heating circuit with mixer
Plug
§
Boiler water temp. sensor
%
Cylinder temp. sensor
(accessories)
aJ A
Temperature sensor T1
aJ B
Temperature sensor T2
sÖ A1
Mixers closed with external
heating circuit control units
sA
Cylinder primary pump
(accessories)
*1
For Vitoplex, an immersion sensor is part of the standard delivery. The sensor well
delivered with the boiler can be removed for application as T1 (seal port with a plug).
17B
21 17A
5 3
*1
Heating system designs
T2
T1
A
sL
Shunt pump
fÖ
Mains electrical connection,
230V~/50 Hz
fA
Burner stage 1
lÖ
Burner stage 2/mod.
aVD/aVH External hook−up
(see page 69)
C C
11