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28 

Manual RS8FS402 © Danfoss 2016-03 

AK-CC 

550A

Menu survey

SW = 1.8x

Parameter

EL-diagram page 12 or 13

Min.-value Max.-value

Factory 

setting

Actual 

setting

Function

Code

 1  2 3

4

 5  6 7

8

9

10

Normal operation

Temperature (setpoint)       

- - -

1

1

1

1

1

1

1

1

1

1

-50°C

50°C

2

Thermostat

Differential

r01

1

1

1

1

1

1

1

1

1

1

0.1 K

20 K

2

Max. limitation of setpoint setting

r02 

1

1

1

1

1

1

1

1

1

1

-49°C

50°C

50

Min. limitation of setpoint setting

r03 

1

1

1

1

1

1

1

1

1

1

-50°C

49°C

-50

Adjustment of temperature indication

r04

1

1

1

1

1

1

1

1

1

1

-10

10

0

Temperature unit (°C/°F)

r05 

1

1

1

1

1

1

1

1

1

1

0/°C

1/F

0/°C

Correction of the signal from S4

r09 

1

1

1

1

1

1

1

1

1

1

-10 K

10 K

0

Correction of the signal from S3

r10 

1

1

1

1

1

1

1

1

1

1

-10 K

10 K

0

Manual service, stop regulation, start regulation (-1, 0, 1)

r12 

1

1

1

1

1

1

1

1

1

1

-1

1

0

Displacement of reference during night operation

r13

1

1

1

1

1

1

1

1

1

1

-50 K

50 K

0

Define thermostat function
1=ON/OFF, 2=Modulating 

r14

1

1

1

1

1

1

1

1

1

1

1

2

1

Definition and weighting, if applicable, of thermostat sen-

sors - S4% (100%=S4,  0%=S3)

r15

1

1

1

1

1

1

1

1

0 %

100 %

100

Time between melt periods

r16 

1

1

1

1

1

1

1

1

1

1

0 hrs

10 hrs

1

Duration of melt periods

r17

1

1

1

1

1

1

1

1

1

1

0 min.

30 min.

5

Temperature setting for thermostat band 2 

. As differential 

use r01

r21

1

1

1

1

1

1

1

1

1

1

-50°C

50°C

2

Correction of the signal from 

S6

r59

1

1

1

1

1

1

1

1

-10 K

10 K

0

Definition and weighting, if applicable, of thermostat sen-
sors 

 when night cover is on.  (100%=S4,  0%=S3)

r61

1

1

1

1

1

1

1

1

0 %

100 %

100

Heat function

Neutral zone between refrigeration and heat function

r62

1

0 K

50 K

2

Time delay at switch between refrigeration and heat 

function 

r63

1

0 min.

240 min.

0

Alarms

Delay for temperature alarm

A03

1

1

1

1

1

1

1

1

1

1

0 min.

240 min.

30

Delay for door alarm

A04

1

1

1

1

1

1

1

1

1

1

0 min.

240 min.

60

Delay for temperature alarm after defrost

A12

1

1

1

1

1

1

1

1

1

1

0 min.

240 min.

90

High alarm limit for thermostat 1

A13

1

1

1

1

1

1

1

1

1

1

-50°C

50°C

8

Low alarm limit for thermostat 1

A14 

1

1

1

1

1

1

1

1

1

1

-50°C

50°C

-30

High alarm limit for thermostat 2

A20

1

1

1

1

1

1

1

1

1

1

-50°C

50°C

8

Low alarm limit for thermostat 2

A21

1

1

1

1

1

1

1

1

1

1

-50°C

50°C

-30

High alarm limit for sensor S6 at thermostat 1

A22

1

1

1

1

1

1

1

1

-50°C

50°C

8

Low alarm limit for sensor S6 at thermostat 1

A23

1

1

1

1

1

1

1

1

-50°C

50°C

-30

High alarm limit for sensor S6 at thermostat 2

A24

1

1

1

1

1

1

1

1

-50°C

50°C

8

Low alarm limit for sensor S6 at thermostat 2

A25

1

1

1

1

1

1

1

1

-50°C

50°C

-30

S6 alarm time delay
With setting = 240 the S6 alarm will be omitted

A26

1

1

1

1

1

1

1

1

0 min.

240 min.

240

Alarm time delay or signal on the DI1 input

A27

1

1

1

1

1

1

1

1

1

1

0 min.

240 min.

30

Alarm time delay or signal on the DI2 input

A28

1

1

1

1

1

1

1

1

1

1

0 min.

240 min.

30

Signal for alarm thermostat. S4% (100%=S4, 0%=S3)

A36

1

1

1

1

1

1

1

1

0 %

100 %

100

Delay for S6 (product sensor alarm) after defrost

A52

1

1

1

1

1

1

1

1

0 min.

240 min.

90

Compressor

Min. ON-time

c01

1

1

1

1

0 min.

30 min.

0

Min. OFF-time

c02

1

1

1

1

0 min.

30 min.

0

Time delay for cutin of comp.2

c05

1

0 sec

999 sec

5

Defrost

Defrost method

: 0=off, 1= EL,  2= gAs

d01

1

1

1

1

1

1

1

1

1

1

0/off

2/gAs

1/EL

Defrost stop temperature

d02

1

1

1

1

1

1

1

1

1

1

0°C

50°C

6

Interval between defrost starts

d03

1

1

1

1

1

1

1

1

1

1

0 hrs/Off

240 hrs

8

Max. defrost duration

d04

1

1

1

1

1

1

1

1

1

1

0 min.

360 min.

45

Displacement of time on cutin of defrost at start-up

d05

1

1

1

1

1

1

1

1

1

1

0 min.

240 min.

0

Drip off time

d06

1

1

1

1

1

1

1

1

1

1

0 min.

60 min.

0

Delay for fan start after defrost

d07

1

1

1

1

1

1

1

1

1

1

0 min.

60 min.

0

Fan start temperature

d08

1

1

1

1

1

1

1

1

1

1

-50 °C

0 °C

-5

Fan cutin during defrost

0: Stopped

1: Running

2: Running during  pump down and defrost

d09

1

1

1

1

1

1

1

1

1

1

0

2

1

Summary of Contents for AK-CC 550A

Page 1: ...Controller for appliance control AK CC 550A User Guide ADAP KOOL Refrigeration control systems...

Page 2: ...ting sensor In addition to the outlet to the electronic injection valve of the type AKV the controller has 5 relay outputs which are defined by the use selected the individual usage options are descri...

Page 3: ...ange depending on the selected applica tion Application 9 This use is for refrigeration appliances with one valve two evapo rators and two refrigeration sections Here the temperature and alarm monitor...

Page 4: ...after the evaporator S4 respectively A setting for the thermostat alarm thermostat and display reading deter mines how much the two sensor values should influence each individual function e g 50 will...

Page 5: ...s for the product sensor Appliance cleaning This function makes it easy for the shop s staff to carry out a cleaning of the appliance according to a standard procedure Appliance cleaning is activated...

Page 6: ...efrosting When defrosting is commenced the heating element is activated The heating element remains activated until a set time after defrosting has ended by time or temperature Start of defrost A defr...

Page 7: ...ght The setting is also recommended for rooms A value is calculated for the evaporator air flow The evaporator is monitored and the next scheduled defrost will be carried out as required If the functi...

Page 8: ...ave top priority during normal regulation But if one of the override functions is activated the Min On time will be disregarded Railheat It is possible to pulse control the power to the rail heat in o...

Page 9: ...the data communication from a system unit Here there are two operational options if data communication should fail The light can go ON The light can stay in its current mode The light load must be con...

Page 10: ...forced closing the fans can be defined to be stopped or in operation Door contact The door contact function can via the digital inputs be defined for two different applications Alarm monitoring The co...

Page 11: ...hanged to one of the same type but with Index A version with screw terminals The controllers address must be set higher than 0 in order for the display to be able to communicate with the controller If...

Page 12: ...a product sensor but in application 9 and 10 it has a different use DI1 DI2 and DI3 are contact functions that can be used for one of the fol lowing functions door function alarm function defrost star...

Page 13: ...en the light is switched off the night blinds are down In addition a digital input provides the option of forced opening of the blinds so that the appliance can be filled with products Application 8 H...

Page 14: ...dicating application 1 If you employ another use signs are provided so that you can mount the relevant one It is only the lower sign that needs to be mounted The number is indicated on the left hand s...

Page 15: ...re values in C or in F r05 Temp unit C 0 F 1 Only C on AKM whatever the set ting Correction of signal from S4 Compensation possibility due to long sensor cable r09 Adjust S4 Correction of signal from...

Page 16: ...et time delay has been passed The time delay is set in minutes A03 Alarm delay Time delay for door alarm The time delay is set in minutes The function is defined in o02 o37 or in o84 A04 DoorOpen del...

Page 17: ...ress u58 comp7 LLSV Here you can read the status of the compressor relay Defrost Defrost control The controller contains a timer function that is zeroset after each defrost start The timer function wi...

Page 18: ...ost Here you set the time that is to elapse from compressor start after a defrost and until the fan may start again The time when water is tied to the evaporator d07 FanStartDel Fan start temperature...

Page 19: ...ers a higher temperature than the one set here the fans will be stopped There will be re start at 2 K below the setting The function is not active during a defrost or start up after a defrost With set...

Page 20: ...he address is set between 0 and 240 depending on the system unit and the selected data communication If the system unit is gateway type AKA 245 the version must be 6 20 or higher o03 The address is se...

Page 21: ...et ting is selected to either 2 or 3 When the door is opened the relay will cut in When the door is closed again there will be a time delay of two minutes before the light is switched off 4 As 2 but i...

Page 22: ...that a signal is received about the dew point value The value is measured by a system manager and sent to the controller via the data communication o85 Railh mode Dew point value where the rail heat i...

Page 23: ...ctual superheat reference u22 SH ref Read the valve s actual opening degree u23 AKV OD Read the evaporating pressure u25 Evap press Pe Read the evaporating temperature u26 Evap temp Te Read the temper...

Page 24: ...or S15 15 Refrigeration stopped due to open ON input or stopped regulation S16 16 Door is open DI input is open S17 17 Melt function in progress Refrigeration is interrupted S18 18 Modulating thermost...

Page 25: ...A14 Low temp S6 Temperature alarm Low S6 2 A15 DI1 alarm DI1 alarm 8 A16 DI2 alarm DI2 alarm 8 A45 Standby mode Standby position stopped refrigeration via r12 or DI input A59 Case clean Appliance cle...

Page 26: ...on to scan the rolling stack 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 again...

Page 27: ...arm limit high A13 8 C 6 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 0 100 0 Interval between defrost d03 6 h 6h 12h 8h 8h 6h Defrost sensor...

Page 28: ...m A04 1 1 1 1 1 1 1 1 1 1 0 min 240 min 60 Delay for temperature alarm after defrost A12 1 1 1 1 1 1 1 1 1 1 0 min 240 min 90 High alarm limit for thermostat 1 A13 1 1 1 1 1 1 1 1 1 1 50 C 50 C 8 Low...

Page 29: ...07 1 1 1 1 1 1 1 1 1 1 0 hrs 23 hrs 0 Clock Setting of minute t08 1 1 1 1 1 1 1 1 1 1 0 min 59 min 0 Clock Setting of date t45 1 1 1 1 1 1 1 1 1 1 1 day 31 day 1 Clock Setting of month t46 1 1 1 1 1 1...

Page 30: ...ulse signal 5 ext main switch 6 night operation 7 thermostat band changeover activate r21 8 Not used 9 Not used 10 Appliance cleaning pulse signal 11 forced cooling at hot gas defrost 12 night cover 1...

Page 31: ...ction line u64 1 Status on relay for compressor 2 u67 1 Temperature measured with S5B sensor u75 1 Temperature measured with S3B sensor u76 1 Status on relay for hot gas drain valve u80 1 Status on re...

Page 32: ...Display If there is be external reading operation of the controller display type EKA 163B or EKA 164B can be connected RS485 terminal 51 52 53 For data communication but only if a data communication...

Page 33: ...he hot gas valves must open DO5 Fan There is connection between terminal 15 and 16 when the fan is on DO6 Light relay There is connection between terminal 17 and 18 when the light must be on Rail heat...

Page 34: ...During operations 40 to 70 C During transport 20 80 Rh not condensed No shock influence vibrations Density IP 20 Mounting DIN rail or wall Weight 0 4 Kg Data communication Fixed MODBUS Extension optio...

Page 35: ...ernal display with plug for direct connection 084B8574 EKA 164B External display with operation buttons and plug for direct connections 084B8575 EKA 163A External display with screw terminals 084B8562...

Page 36: ...erves the right to alter its products without notice This also applies to products already on order provided that such alternations can be made without subsequential changes being necessary in specifi...

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