Viessmann Vitosolic 200 Installation And Service Instructions Manual page 73

Summary of additional functions
Options Plain text/
as delivered as delivered
condition
*1
Connect the reference sensor (bypass sensor) to S7, and adjust to 7 in Main menu/
Solar/Contractor for "Sens. bypass".
*2
Connect the reference sensor (external heat exchanger sensor) to S8, and adjust to 8
in Main menu/Solar/Contractor for "Sens. Ext. HE".
Please note:
Select "Yes" to activate the required
function.
Relay Possible with design
1 2 3
only
4 5 6 7
Page
73