Danfoss ECL Comfort 310 Operating Manual page 73

Operating Guide
MENU > Settings > Control par. 3
Max. return T
Circuit
All
Setting the maximum return temperature value for the DHW return
circulation at S9.
When the return temperature gets lower than the set value, the speed of the
DHW circulation pump can be increased.
* See Appendix "Parameter ID overview"
Value: Desired max. return temperature.
MENU > Settings > Control par. 2
Reduced des. T (Reduced desired temperature)
Circuit
All
If the temperature at S3 falls more than set value below the desired charging
temperature, the speed of V2 will be reduced.
* See Appendix "Parameter ID overview"
MENU > Settings > Control par. 1
PWM period
Circuit
All
When the pump is controlled at low speed (in pulsed mode) the set value
reflects the reaction time of the pump, the water flow and the temperature
sensor. A too low value can result in unstable temperature regulation.
* See Appendix "Parameter ID overview"
Reaction time
Value:
Danfoss District Energy
ECL Comfort 310, application P318
1x370
Setting range Factory setting
*
1x375
Setting range Factory setting
*
1x565
Setting range Factory setting
*
*
Example:
Desired charging
temperature:
Reduced des. T:
*
Result:
*
VI.JM.Q3.02
60 °C
-2 K
When S3 temperature gets lower than 58 °C,
the control valve M1 will gradually close /
the speed of the control pump P1 / V1 will
be reduced.
DEN-SMT/DK 73