Coolant Buffer Cylinder - Viessmann PLC VITOCAL 350-HT PRO Operating Instructions For The System User

Operation
Programming unit

Coolant buffer cylinder

To call up the "Coolant buffer cylinder" page, tap on
the following buttons:
■ "Menu"
■ "Coolant"
Fig. 13
Set value for coolant buffer cylinder
A
Coolant buffer cylinder temperature, top
B
Coolant circulation pump
C
Mixing valve, low temperature maintenance
D
Primary pump
E
Cooling method
"AC" "Active cooling": The coolant buffer cylinder is
actively cooled by the heat pump
"NC" "Natural cooling": The coolant buffer cylinder is
cooled by the heat source (e.g. geothermal
probes)
20
(cont.)
Inlet temperature, primary heat pump
F
Outlet temperature, primary heat pump
G
Flow temperature, coolant buffer cylinder
H
Coolant buffer cylinder temperature, bottom
K