Danfoss C67 User Manual page 13

10.5a Indirectly connected heating system with
or without mixing loop and secondarily
connected storage tank
System settings
Circuit Line Description
I 17
I 51
I 53
I 67
I 140
I 152
* Line 152 = desired charging temperature
Heating circuit II can only be operated against heating circuit I.
This means that heating circuit II cannot be supplied if heating
circuit I is deactivated.
Influence on desired flow temp.
DHW charging pump /
changeover valve
Desired flow temperature at
DHW charging
Adaptive function of S2 flow
temperature during DHW
charging
Function of temperature sensor
S5
Max limitation temperature at
sensor S2 during DHW charging
10h
Recomm.
setting
3
ON
OFF
20
2
70*