Danfoss ECL Comfort 310 Operating Manual page 98

Operating Guide ECL Comfort 310, application A377
MENU > Settings > Application
Circ. P frost T
Set the outdoor temperature value at which the DHW circulation pump is to
be active to protect the DHW circuit against frost.
See Appendix "Parameter ID overview"
OFF: The DHW circulation pump is not active.
Value: The DHW circulation pump is active when the outdoor
temperature is lower than the set value.
MENU > Settings > Application
P frost T (circulation pump, frost protection temp.)
Frost protection, based on the outdoor temperature.
When the outdoor temperature gets below the set temperature value in 'P
frost T' , the controller automatically switches ON the circulation pump (for
example P1 or X3) to protect the system.
See Appendix "Parameter ID overview"
OFF:
No frost protection.
Value: Circulation pump is ON when the outdoor temperature
is below the set value.
MENU > Settings > Application
P heat T (heat demand)
When the desired flow temperature is above the set temperature in 'P heat T' ,
the controller automatically switches ON the circulation pump.
See Appendix "Parameter ID overview"
Value: The circulation pump is switched ON when the desired
flow temperature is above the set value.
MENU > Settings > Application
Frost pr. T (frost protection temp.)
Set the desired flow temperature at temperature sensor S3 to protect the
system against frost (at heating cut-out, total stop etc.).
When the temperature at S3 gets lower than the setting, the motorized
control valve opens gradually.
See Appendix "Parameter ID overview"
98 | © Danfoss | 2017.10
1x076
1x077
Under normal conditions, your system is not frost protected if your
setting is below 0 °C or OFF.
For water-based systems, a setting of 2 °C is recommended.
If the outdoor temperature sensor is not connected and the factory
setting has not been changed to 'OFF' , the circulation pump is always
ON.
1x078
The valve is fully closed as long as the pump is not switched on.
1x093
The frost protection temperature can also be set in your favorite
display when the mode selector is in frost protection mode.
VI.GU.F6.02