Danfoss EKC 223 User Manual page 14

Case controller, type EKC 223 and EKC 224
Name Terminals
DO1 1,2L
DO2 3L, 5
DO3 3L, 6
DO4 3L, 7
TTL port
© Danfoss | Climate Solutions | 2023.05
Description
Digital output signal
• Compressor or Heating element:
There is connection between terminal 1 and 2 when the function is ON.
Digital output signal
• Defrost and Light:
There is connection between terminal 3L and 5 when the function is ON.
• Alarm:
There is connection between terminal 3L and 5 when the function is ON, but via the parameter P75 the alarm
relay action can be inverted.
Digital output signal
• Fan and Light:
There is connection between terminal 3L and 6 when the function is ON.
Digital output signal
• Light:
There is connection between terminal 3L and 7 when the function is ON.
• Alarm:
There is connection between terminal 3L and 7 when the function is ON, but via the parameter P75 the alarm
relay action can be inverted.
BC432222569027en-000201 | 14