Danfoss EKC 202B Manual page 7

Case cleaning. 0=no case cleaning. 1=Fans only. 2=All output Off.
Access code 2 (partly access)
EKC 202 only. Save the controllers present settings to the programming key. Select your
own number.
EKC 202 only. Load a set of settings from the programming key (previously saved via o65
function)
Replace the controllers factory settings with the present settings
Re alternative application for the S5 sensor (maintain the setting at 0 if it is used as
defrost sensor, otherwise 1 = product sensor and 2 = condenser sensor with alarm)
Select application for relay 4: 1=defrost/light, 2= alarm
Service
Temperature measured with S5 sensor
Status on DI1 input. on/1=closed
Status on night operation (on or off ) 1=closed
Read the present regulation reference
Status on relay for cooling (Can be controlled manually, but only when r12=-1)
Status on relay for fans (Can be controlled manually, but only when r12=-1)
Status on relay for defrost. (Can be controlled manually, but only when r12=-1)
Temperature measured with Sair sensor
Status on relay 4 (alarm, defrost, light). (Can be controlled manually, but only when
r12=-1)
Factory setting
If you need to return to the factory-set values, it can be done in this way:
- Cut out the supply voltage to the controller
- Keep upper and lower button depressed at the same time as you recon nect the
supply voltage
Fault code display
E1 Fault in controller
E6 Change battery + check clock
E 27 S5 sensor error
E 29 Sair sensor error
Start-up:
Regulation starts when the voltage is on.
1 Go through the survey of factory settings. Make any necessary changes
in the respective parameters.
2 For network. Set the address in o03 and then transmit it to the gateway/
system unit with setting o04.
EKC 202 / 302
Alarm code display
A 1 High temperature alarm
A 2 Low temperature alarm
A 4 Door alarm
A 5 Max. Hold time
A 15 DI 1 alarm
A 45 Standby mode
A 59 Case cleaning
A 61 Condenser alarm
Manual RS8DZ702 © Danfoss 03-2012
o46
o64
o65
o66
o67
o70
o72 defrost / Light /
Alarm Alarm
u09
u10
u13
u28
u58
u59
u60
u69
u71
Status code display
S0
S1
S2
S3
S4
S10
S11
S14
S15
S16
S17
S20
S25
S29
S32
non
-d-
PS
0 2 0
0 100 0
0 25 0
0 25 0
OFF On OFF
0 2 0
1 2 2
Regulating
Waiting for end of the coordinated defrost
ON-time Compressor
OFF-time Compressor
Drip-off time
Refrigeration stopped by main switch
Refrigeration stopped by thermostat
Defrost sequence. Defrosting
Defrost sequence. Fan delay
Refrigeration stopped because of open DI
input
Door open (open DI input)
Emergency cooling
Manual control of outputs
Case cleaning
Delay of output at start-up
The defrost temperature cannot be dis-
played. There is stop based on time
Defrost in progress / First cooling after
defrost
Password required. Set password
7