Lock Keyboard; Factory Resetting; Display Codes; Parameter List - Danfoss EKC 223 User Manual

Case controller, type EKC 223 and EKC 224

Lock keyboard

Figure 20: Lock keyboard

Factory resetting

The controller can be set back to factory settings by using the following procedure:
1. Power OFF controller.
2. Keep up "∧" and down "∨" arrow buttons pressed while reconnecting the supply voltage.
3. When the code "Fac" is shown in the display, select "yes".
 NOTE:
The OEM factory setting will either be the Danfoss factory settings or a user defined factory setting if one has been
made. The user can save his setting as OEM factory setting via parameter o67.

Display codes

Table 10: Display codes
Code Description
Defrost cycle is in progress
-d-
Pud A temperature pulldown cycle has been initiated
Err The temperature cannot be displayed due to a sensor error
Shown in top of display: The parameter value has reached max. Limit
---
Shown in bottom of display: The parameter value has reached min. Limit
---
Loc The display keyboard is locked
UnL The display keyboard has been unlocked
The access code is required to enter the parameter menu
PS
Alarm or error code flashing with normal temp. readout
Axx/Exx
OFF Control is stopped as r12 Main switch is set OFF
On Control is started as r12 Main switch is set ON (code shown in 3 seconds)
The controller is reset to factory setting
Fac

Parameter list

The parameter menu is accessed by pressing the "SET" key for 3 seconds. If an access protection code "o05" has
been defined the display will ask for the access code by showing the code "PS". Once the access code has been
provided by the user, the parameter list will be accessed.
© Danfoss | Climate Solutions | 2023.05
A • After 5 minutes of no activity, the keypad is locked (if P76=yes).
• When the keypad is locked any button press shows "LoC" in the
A
display.
• Press UP and DOWN buttons simultaneously for 3 seconds to unlock
the keyboard. "unl" is displayed for 3 seconds.
BC432222569027en-000201 | 21