Danfoss ECL Comfort 210 Installation Manual page 67

Installation Guide
Ext. input (external override)
Circuit
1
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 ... S8: Input selected for external override.
If S1...S6 is chosen as override input, the override switch must have
gold-plated contacts.
If S7 or S8 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 S8.
Ext. mode (external override mode)
Circuit
1
Choose external override mode.
The mode override can be activated for saving or comfort mode.
For override, the controller mode must be scheduled mode.
SAVING: The controller is in saving mode when the override
switch is closed.
COMFORT: The controller is in comfort mode when the override
switch is closed.
Min. act. time (min. activation time gear motor)
Circuit
1
The min. pulse period of 20 ms (milliseconds ) for activation of the gear
motor.
Setting example
2
10
50
Danfoss District Energy
ECL Comfort 210, application A230
Setting range Factory setting
OFF / S1 ... S8
Factory setting
Setting range
COMFORT / SAVING SAVING
Setting range Factory setting
2 ... 50
Value x 20 ms
40 ms
200 ms
1000 ms
11141
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' .
11142
See also 'Ext. input' .
11189
The setting should be kept as high as acceptable to increase the
10
lifetime of the actuator (gear motor).
VI.LG.H1.02 DEN-SMT/DK 67