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Danfoss EKC 202D User Manual

Danfoss EKC 202D
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18 Manual RS8EE202 © Danfoss 08-2010 EKC 202D
*) Can only be set when regulation is stopped (r12=0)
**) Can be controlled manually, but only when r12=-1
***) With access code 2 the access to these menus will be limited
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 both buttons depressed at the same time as you recon nect the supply voltage
Input signal on DI2. Function:
(0=not used. 1=status on DI2. 2=door function with alarm when open. 3=door
alarm when open. 4=defrost start (pulse-pressure). 5=ext. main switch 6=night
operation 7=change reference (activate r40). 8=alarm function when closed.
9=alarm function when open. 10=case cleaning (pulse pressure). 11=forced cool-
ing.). 12=coordinated defrost)
o37 0 12 0
Conguration of light function (relay 4)
1=ON during day operation. 2=ON / OFF via data communication. 3=ON follows
the DI-function, when DI is selected to door function or to door alarm
o38 1 3 1
Activation of light relay (only if o38=2) o39 OFF ON OFF
Rail heat On time during day operations o41 0% 100% 100
Rail heat On time during night operations o42 0% 100% 100
Rail heat period time (On time + O time) o43 6 min 60 min 10 min
Case cleaning. 0=no case cleaning. 1=Fans only. 2=All output O. *** o46 0 2 0
Selection of EL diagram. See overview page 6 * o61 1 2 3 1 3 1
Access code 2 (partly access) *** o64 0 100 0
Save the controllers present settings to the programming key. Select your own
number.
o65 0 25 0
Load a set of settings from the programming key (previously saved via o65 func-
tion)
o66 0 25 0
Replace the controllers factory settings with the present settings o67 OFF On OFF
Service
Status codes S0-S33
Temperature measured with S5 sensor *** u09
Status on DI1 input. on/1=closed u10
Temperature measured with S3 sensor *** u12
Status on night operation (on or o) 1=closed *** u13
Temperature measured with S4 sensor *** u16
Thermostat temperature u17
Read the present regulation reference u28
Status on DI2 output. on/1=closed u37
Temperature shown on display u56
Measured temperature for alarm thermostat u57
Status on relay for cooling ** u58
Status on relay for fan ** u59
Status on relay for defrost ** u60
Status on relay for railheat ** u61
Status on relay for alarm ** u62
Status on relay for light ** u63

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Danfoss EKC 202D Specifications

General IconGeneral
BrandDanfoss
ModelEKC 202D
CategoryController
LanguageEnglish

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