Danfoss EKC 224 User Manual

Service
Table 20: Service
Code
Text on network
Description
u--
Service
u00
u00 Ctrl. State
Control state
Here the actual control state of the controller can be readout:
• (0) S0=Normal ctrl.
• (1) S1=Wait after defrost
• (2) S2=Min ON timer
• (3) S3=Min OFF timer
• (4) S4=Drip o
•
(10) S10=Main switch OFF
• (11) S11=Thermostat cutout
• (14) S14=Defrost
• (15) S15=Fan delay
•
(17) S17=Door open
•
(20) S20=Emergency control
•
(25) S25=Manual control
• (30) S30=Pulldown cycle
• (32) S32=Powerup delay
• (33) S33=Heating
u01
u01 Air Temp
Air temperature
Temperature measured with Sair sensor.
u09
u09 S5 temp.
S5 Evaporator temperature
Temperature measured with S5 sensor
u10
u10 DI1 status
Status of DI1 input
Status on DI1 input. on/1=closed
u13
u13 Night Cond.
Night condition
Status on night operation (on or o)
u37
u37 DI2 status
Status of DI2 input
Status on DI2 input. on/1=closed
u28
u28 Temp Ref
Actual reference
Read the present temperature regulation reference
u58
u58 Comp1/LLSV
Compressor / Liquid line solenoid valve
Status on relay for cooling
u59
u59 Fan relay
Fan relay
Status on relay for fan
u60
u60 Def. Relay
Defrost relay
Status on relay for defrost
u62
u62 Alarm relay
Alarm relay
Status on relay for alarm
u63
u63 Light relay
Light relay
Status on relay for light
u80
u80 SW Version
Firmware version readout
u82
u82 Code No
Controller code no.
Last 4 ciers of controller code no.
u84
u84 Heat relay
Heat relay
Status on relay for heating element
U09
U09 Sc Temp
Sc Condenser temperature
Temperature measured with Sc sensor
EKC 223, 224 display menu
Conguration
Table 21: Conguration
Code
Short text manual
Min.
Max.
De‐
fault
Unit
R/W
EKC 224 Appl.
EKC 223 Appl.
1
2
3
4
1
2
3
4
CFg
Conguration
r12
Main switch (-1=service / 0=OFF / 1=ON)
-1
1
0
R/W
*
*
*
*
*
*
*
*
o61
(1)
Selection of application mode.
The controller can be dened in various ways. Here you set
which of the 4 applications is required.
Please refer to Wiring diagrams for the controller in question.
1
4
1
R/W
*
*
*
*
*
*
*
*
o06
(1)
Sensor type selection
(0) n5 = NTC 5k, (1) n10 = NTC 10k, (2) Pt = Pt1000, (3) Ptc = PTC
1000
0
3
2
R/W
*
*
*
*
*
*
*
*
© Danfoss | Climate Solutions | 2023.05 BC432222569027en-000201 | 29
Case controller, type EKC 223 and EKC 224

Danfoss EKC 224 Specifications

General

Brand	Danfoss
Model	EKC 224
Category	Controller
Language	English