Danfoss EKC 202B, Manual, Page: 7 / 20

EKC 202 / 302 Manual RS8DZ702 © Danfoss 03-2012 7
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.
Case cleaning. 0=no case cleaning. 1=Fans only. 2=All output Off. o46 0 2 0
Access code 2 (partly access) o64 0 100 0
EKC 202 only. Save the controllers present settings to the programming key. Select your
own number.
o65 0 25 0
EKC 202 only. Load a set of settings from the programming key (previously saved via o65
function)
o66 0 25 0
Replace the controllers factory settings with the present settings o67 OFF On OFF
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)
o70 0 2 0
Select application for relay 4: 1=defrost/light, 2= alarm o72 defrost /
Alarm
Light /
Alarm
1 2 2
Service
Temperature measured with S5 sensor u09
Status on DI1 input. on/1=closed u10
Status on night operation (on or off) 1=closed u13
Read the present regulation reference u28
Status on relay for cooling (Can be controlled manually, but only when r12=-1) u58
Status on relay for fans (Can be controlled manually, but only when r12=-1) u59
Status on relay for defrost. (Can be controlled manually, but only when r12=-1) u60
Temperature measured with Sair sensor u69
Status on relay 4 (alarm, defrost, light). (Can be controlled manually, but only when
r12=-1)
u71
Fault code display Alarm code display Status code display
E1 Fault in controller A 1 High temperature alarm S0 Regulating
E6 Change b check clock A 2 Low temperature alarm S1 Waiting for end of the coordinated defrost
E 27 S5 sensor error A 4 Door alarm S2 ON-time Compressor
E 29 Sair sensor error A 5 Max. Hold time S3 OFF-time Compressor
A 15 DI 1 alarm S4 Drip-off time
A 45 Standby mode S10 Refrigeration stopped by main switch
A 59 Case cleaning S11 Refrigeration stopped by thermostat
A 61 Condenser alarm S14 Defrost sequence. Defrosting
S15 Defrost sequence. Fan delay
S16 Refrigeration stopped because of open DI
input
S17 Door open (open DI input)
S20 Emergency cooling
S25 Manual control of outputs
S29 Case cleaning
S32 Delay of output at start-up
non The defrost temperature cannot be dis -
played. There is stop based on time
-d- Defrost in progress / First cooling after
defrost
PS Password required. Set password
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