Danfoss ECL Comfort 210 Operating Manual page 98

Operating Guide
MENU > Settings > Application
MENU > Settings > Tank temperature
Frost pr. T (frost protection temp.)
Circuit
All
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"
Override mode functions:
The following settings describe the function in general for the ECL
Comfort 210 / 296 / 310 series. The explained modes are typical
and not application related. They might differ from the override
modes in your application.
MENU > Settings > Application
Ext. input (external override)
Circuit
All
Choose the input for 'Ext. input' (external override). By means of a switch
the controller can be overridden to 'Comfort' , 'Saving', 'Frost protection' or
'Constant temperature' mode.
* See Appendix "Parameter ID overview"
OFF: No inputs have been selected for external override.
S1 ... S16: Input selected for external override.
If S1... S6 is chosen as override input, the override switch must have
gold-plated contacts.
If S7 ... S16 is chosen as override input, the override switch can be a
standard contact.
See the drawings for connection examples of override switch and
override relay to input S8.
98 DEN-SMT/DK
ECL Comfort 210 / 310, application A247 / A347
1x093
Setting range Factory setting
*
1x141
Setting range Factory setting
*
The frost protection temperature can also be set in your favorite
display when the mode selector is in frost protection mode.
*
Example: Connection of an override switch
*
Example: Connection of an override relay
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' .
VI.LG.S3.02
Danfoss District Energy