Internal Defrosting Schedule/Clock Function; Humidity Function - Danfoss AK-CC55 User Manual

User Guide | Controller for appliance control, AK-CC55

Internal defrosting schedule/clock function

Start/stop of internal defrosting forms
Off: The subsequent defrosting schedule is not used. A defrost start signal is issued by
the system unit.
On: The subsequent settings are used. Up to 6 individual times can be set for the
defrost start throughout the day.
Defrost start, hour setting
Defrost start, minute setting (1 and 11 belong together, etc.)
When all t01 to t16 equal 0 the clock will not start defrosts.
Real-time clock:
Setting the clock is only necessary when there is no data communication.
In the event of a power failure of less than four hours, the clock function will be saved.
Clock: Hour setting
Clock: Minute setting
Clock: Date setting
Clock: Month setting
Clock: Year setting
Defrost schedule for Mondays. Is active at On
Defrost schedule for Tuesdays. Is active at On
Defrost schedule for Wednesdays. Is active at On
Defrost schedule for Thursdays. Is active at On
Defrost schedule for Fridays. Is active at On
Defrost schedule for Saturdays. Is active at On
Defrost schedule for Sundays. Is active at On

Humidity function

Setpoint for cut-in of humidity function.
Here you can configure the lower humidity limit at which the humidifier function will
be activated.
Difference for humidity function.
When the relative humidity becomes higher than the configured setpoint +
differential, the humidity function will be stopped.
Alarm limit for high humidity (too damp).
If the measured value is higher than the configured value, an alarm will be issued.
Alarm limit for low humidity (too dry).
If the measured value is lower than the configured value, an alarm will be issued.
Delay time for a humidity alarm.
The alarm can be delayed by a number of minutes after the threshold value has been
exceeded.
Humidity function during defrosting.
This is where you configure whether the humidifier function can be activated when
defrost is ongoing.
RH% at input signal of 0 V.
This is where you configure the humidity for which 0 V will be received from the
humidity sensor.
RH% at input signal of 10 V.
This is where you configure the humidity for which 10 V will be received from the
humidity sensor.
This is where you configure whether humidity management is required.
Miscellaneous
Delay of output signal after power failure
By start-up after a power failure the controller's functions can be delayed so that
overloading of the electricity supply network is avoided.
Here you can set the time delay.
© Danfoss | DCS (vt) | 2019.09
t00 Def. Schedule
t01-t06
t11-t16
t07
t08
t45
t46
t47
t51 Mon Schedule
t52 Tue Schedule
t53 Wed Schedule
t54 Thu Schedule
t55 Fri Schedule
t56 Sat Schedule
t57 Sun Schedule
Humidity control
h23 RH Cutin SP
h24 RH Diff.
h25 RH HighLimAI
h26 RH LowLimAI
h27 RH AL. delay
h28 RH CtrlAtDef
h29 RH Min. Value
h30 RH Max. Value
h31 RH function
Miscellaneous
o01 DelayOfOutp.
BC308437742037en-000101 | 53