Viessmann VITOSOLIC 200 Installation And Service Instructions Manual page 109

Systems
(cont.)
Hydraulic type 3
S1 S9
R1
R3
S2 S4
R4 R5
Relay and sensor assignment
Functions
Assignment by
scheme
Ext. Heat exchanger
Bypass
Function block 3
Central fault message
Booster suppression
Only if this function is achieved via contact control (see page 132).
*3
R2
S5
R6
Relay R...
1 2 3 4 5
x x x x x
*3
Function description
Sensor S...
6 7 1 2 3 4
x x x x
x x
x x
x
x
x
5 6 7 8 9
x x
x x
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