AK-CC
250A
Instructions RI8PG202 © Danfoss 02/2014
3
Setting:
1 Open parameter r12 and stop the regulation
2 Open parameter o06 and set the used sensor
type
3 Select electric connection based on the draw-
ings on page 2
4 Open parameter o61 and set the electric con-
nection number in it
5 Now select one of the preset settings from the
table on the right-hand side
6 Open parameter o62 and set the number for
the array of presettings
7 Open parameter r12 and start the regulation
8 Go through the survey of factory settings.
Make any necessary changes in the respective
parameters.
9 For network.
a. Set the address in o03
b. Start scan function in the system unit.
Auxiliary table for settings
(quick-setup)
Case
Room
Defrost
stop on
time
Defrost stop
on S5
Defrost
stop on
time
Defrost stop
on S5
Preset settings
(o62)
1
2
3
4
5
6
Temperature (SP)
4°C
2°C
-24°C
6°C
3°C
-22°C
Max. temp. setting (r02)
6°C
4°C
-22°C
8°C
5°C
-20°C
Min. temp. setting (r03)
2°C
0°C
-26°C
4°C
1°C
-24°C
Sensor signal for thermostat. S4% (r15)
100%
0%
Alarm limit high (A13)
10°C
8°C
-15°C
10°C
8°C
-15°C
Alarm limit low (A14)
-5°C
-5°C
-30°C
0°C
0°C
-30°C
Sensor signal for alarm funct.S4% (A36)
100%
0%
Interval between defrost (d03)
6 h
6h
12h
8h
8h
12h
Defrost sensor: 0=time, 1=S5, 2=S4 (d10)
0
1
1
0
1
1
DI1 config. (o02)
Case cleaning =10
Door function =3
Sensor signal for display view S4% (017)
100%
0%
Array 1-6: The settings in the grey fields will be changed
English
Parameters
EL-diagram number (page 2)
Min.-
value
Max.-
value
Factory
setting
Actual
setting
Function
Codes 1
2
3
4
5
6
7
8
9
10
Normal operation
Temperature (set point)
---
-50.0°C
50.0°C
2.0°C
Thermostat
Differential
***
r01
0.0 K
20.0K
2.0 K
Max. limitation of stepson setting
***
r02
-49.0°C
50°C
50.0°C
Min. limitation of set point setting
***
r03
-50.0°C
49.0°C
-50.0°C
Adjustment of temperature indication
r04
-20.0 K
20.0 K
0.0 K
Temperature unit (°C/°F)
r05
°C
°F
°C
Correction of the signal from S4
r09
-10.0 K
+10.0 K
0.0 K
Correction of the signal from S3
r10
-10.0 K
+10.0 K
0.0 K
Manual service, stop regulation, start regulation (-1, 0, 1)
r12
-1
1
0
Displacement of reference during night operation
r13
-10.0 K
10.0 K
0.0 K
Definition and weighting, if applicable, of thermostat sensors
- S4% (100%=S4, 0%=S3)
r15
0%
100%
100%
The heating function is started a number of degrees below the
thermostats cutout temperature
r36
-15.0 K
-3.0 K
-15.0 K
Activation of reference displacement r40
r39
OFF
ON
OFF
Value of reference displacement (activate via r39 or DI)
r40
-50.0 K
50.0 K
0.0 K
Alarm
Delay for temperature alarm
A03
0 min
240 min
30 min
Delay for door alarm
***
A04
0 min
240 min
60 min
Delay for temperature alarm after defrost
A12
0 min
240 min
90 min
High alarm limit
***
A13
-50.0°C
50.0°C
8.0°C
Low alarm limit
***
A14
-50.0°C
50.0°C
-30.0°C
Alarm delay DI1
A27
0 min
240 min
30 min
Alarm delay DI2
A28
0 min
240 min
30 min
Signal for alarm thermostat. S4% (100%=S4, 0%=S3)
A36
0%
100%
100%
Compressor
Min. ON-time
c01
0 min
30 min
0 min
Min. OFF-time
c02
0 min
30 min
0 min
Time delay for cutin of comp.2
c05
0 sec
999 sec
0 sec
Compressor relay 1 must cutin and out inversely
(NC-function)
c30
0
OFF
1
ON
0
OFF
Defrost
Defrost method (none/EL/GAS/BRINE)
d01
no
bri
EL
Defrost stop temperature
d02
0.0°C
25.0°C
6.0°C
Interval between defrost starts
d03
0 hours 48 hours 8 hours
Max. defrost duration
d04
0 min
180 min
45 min
Displacement of time on cutin of defrost at start-up
d05
0 min
240 min
0 min
Drip off time
d06
0 min
60 min
0 min
Delay for fan start after defrost
d07
0 min
60 min
0 min
Fan start temperature
d08
-15.0°C
0.0°C
-5.0°C
Fan cutin during defrost
0: Stopped
1: Running
2: Running during pump down and defrost
d09
0
2
1
Defrost sensor (0=time, 1=S5, 2=S4)
d10
0
2
0
Pump down delay
d16
0 min
60 min
0 min
Drain delay
d17
0 min
60 min
0 min
Max. aggregate refrigeration time between two defrosts
d18
0 hours 48 hours 0 hours
Defrost on demand - S5 temperature’s permitted variation dur-
ing frost build-up. On central plant choose 20 K (=off)
d19
0.0 K
20.0 k
20.0 K
Delay of hot gas injection
d23
0 min
60 min
0 min