Heat Source - Viessmann PLC VITOCAL 350-HT PRO Operating Instructions For The System User

Operation
Programming unit

Heat source

To call up the "Heat source." page, tap on the follow-
ing buttons:
■ "Menu"
■ "Heat source"
Fig. 9
Circulation pump, heat source
A
Mixing valve, low temperature maintenance
B
Primary pump
C
16
(cont.)
Flow temperature, primary circuit (inlet)
D
Return temperature, primary circuit (outlet)
E