Danfoss EKC 102A Manual Del Usuario página 3

The buttons
Set menu
1. Push the upper button until a parameter
is shown
2. Push the upper or the lower button and
find that parameter you want to change
3. Push the middle button until the
parameter value is shown
4. Push the upper or the lower button and
select the new value
5. Push the middle button again to enter
the value.
Parameters
Function
Normal operation
Temperature (set point)
Thermostat
Differential
Max. limitation of setpoint setting
Min. limitation of setpoint setting
Adjustment of temperature indication
Temperature unit (°C/°F)
Correction of the signal from Sair
Manual service (-1), stop regulation (0), start regulation (1)
Compressor
Min. ON-time
Min. OFF-time
Compressor relay must cutin and out inversely
(NC-function)
Defrost
Defrost method (0=none / 1=natural)
Defrost stop temperature
Interval between defrost starts
Max. defrost duration
Displacement of time on cutin of defrost at start-up
Defrost sensor (0=time, 1=Sair)
Defrost at start-up
Miscellaneous
Delay of output signals after start-up
Access code
Used sensor type (Pt /PTC/NTC)
Refrigeration or heat (rE=refrigeration, HE=heat)
Display step = 0.5 (normal 0.1 at Pt sensor)
Save the controllers present settings to the programming
key. Select your own number.
Load a set of settings from the programming key (previ-
ously saved via o65 function)
Replace the controllers factory settings with the present
settings
Service
Status on relay
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
Warning ! Direct start of compressors *
To prevent compressor breakdown parameter c01 and c02 should be set according to suppliers requirements or in general :
Hermetic Compressors c02 min. 5 minutes
Semihermetic Compressors c02 min. 8 minutes and c01 min. 2 to 5 minutes ( Motor from 5 to 15 KW )
* ) Direct activating of solenoid valves does not require settings different from factory (0)
EKC 102A
Set temperature
1. Push the middle button until the
temperature value is shown
2. Push the upper or the lower button and
select the new value
3. Push the middle button to select the
setting.
Min.-
Codes value
--- -50°C
r01 0,1 K
r02 -49°C
r03 -50°C
r04 -20 K
r05 °C
r09 -10 K
r12 -1
c01 0 min
c02 0 min
c30 OFF
d01 0
d02 0°C
d03 0 hours
d04 0 min
d05 0 min
d10 0
d13 no
o01 0 s
o05 0
o06 Pt
o07 rE
o15 no
o65 0
o66 0
o67 OFF
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Instructions RI8JT667 © Danfoss 09/2009
English
SW = 1.2X
Max.- Factory Actual
value setting setting
99°C 2°C
20 K 2 K
99°C 99°C
99°C -50°C
20 K 0 K
°F °C
10 K 0 K
1 1
30 min 0 min
30 min 0 min
On OFF
1 1
25°C 6°C
48 hours 8 hours
180 min 45 min
240 min 0 min
1 0
yes no
600 s 5 s
100 0
ntc Pt
HE rE
yes no
25 0
25 0
On OFF
Manuel start or stop of a defrost
• Push the lower button for four seconds.
Light emmiting diode
= refrigeration / pull in relay
= defrost
Flashes fast at alarm
Cutout alarm / see alarm code
• Push briefly the upper button
Start-up:
Regulation starts when the voltage is on.
Go through the survey of factory
settings. Make any necessary changes in the
respective parameters.
Fault code display
A45 Standby mode
Alarm code display
E1 Fault in controller
E29 Sair sensor error
Status code display
S0 Regulating
S2 ON-time Compressor
S3 OFF-time Compressor
S10 Refrigeration stopped by main
switch
S11 Refrigeration stopped by thermostat
S14 Defrost sequence. Defrosting
S20 Emergency cooling
S25 Manual control of outputs
S32 Delay of output at start-up
non The defrost temperature cannot be
displayed. There is no sensor
-d- Defrost in progress / First cooling
after defrost
PS Password required. Set password
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