Danfoss ECL Comfort 310 Installation Manual page 121

Installation Guide
Frost pr. T (frost protection temperature)
Circuit
2
Set the desired flow temperature to protect the DHW system against frost.
5 ... 40: Desired frost protection temperature.
Ext. input (external override) — ECL 310
Circuit
2
Choose the input for 'Ext. input' (external override). By means of a switch the
controller can be overridden to 'Comfort' or 'Saving' mode.
OFF: No inputs have been selected for external override.
S1 ... S10: Input selected for external override.
If S1... S6 is chosen as override input, the override switch must have
gold-plated contacts.
If S7 ... S10 is chosen as override input, the override switch can be a
standard contact.
See the drawing for a connection example of an override switch
to input S9.
The two drawings (override to comfort mode and override to
saving mode) show the functionality.
Danfoss District Energy
ECL Comfort 310, application A376
12093
Setting range Factory setting
5 ... 40 °C 10 °C
12141
Setting range Factory setting
OFF / S1 ... S10 OFF
Choose only an unused input for override. If an already used input is
applied for override, the functionality of this input is also neglected.
See also 'Ext. mode' .
Override to 'Comfort' mode
Override to 'Saving' mode
The result of override to 'Saving' mode depends on the setting in
'Total stop'.
Total stop = OFF: Heating reduced
Total stop = ON: Heating stopped
VI.GU.B1.02
Time
Time
DEN-SMT/DK 121