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Danfoss AK-CC 550A User Manual Download Page 29

AK-CC 

550A 

Manual RS8FS402 © Danfoss 2016-03 

29

Defrost sensor:

 0 =Stop on time, 1=S5, 2=S4, 3=Sx 

(Application 1-8 and 10: both S5 and S6. 

Application 9: S5 and S5B)     

d10

1

1

1

1

1

1

1

1

1

1

0

3

0

Pump down delay

d16

1

1

1

1

1

1

1

1

1

1

0 min.

60 min.

0

Drain delay  (used at hot gas defrost only)

d17

1

0 min.

60 min.

0

Max. aggregate refrigeration time between two defrosts

d18

1

1

1

1

1

1

1

1

1

1

0 hrs

48 hrs

0/OFF

Heat in drip tray. Time from defrosting stops to heating 

in the drip tray is switched off

d20

1

0 min.

240 min.

30

Adaptive defrost:

0=not active,  1=monitoring only,  2=skip allowed day, 

3=skip allowed both day and night, 4=own assessment  

+ all schedules

d21

1

1

1

1

1

1

1

1

1

1

0

4

0

Time delay before opening of hot gas valve

d23

1

0 min

60 min

0

Rail heat during defrost

0=off. 1=on. 2=Pulsating

d27

1

1

1

1

1

1

1

0

2

2

Injection control function

Max. value of superheat reference

n09

1

1

1

1

1

1

1

1

1

1

2°C

20°C

12

Min. value of superheat reference

n10

1

1

1

1

1

1

1

1

1

1

2°C

20°C

3

MOP temperature. Off if MOP temp. = 15.0 °C

n11

1

1

1

1

1

1

1

1

1

1

-50°C

15°C

15

Period time of AKV pulsation

Only for trained personnel

n13

1

1

1

1

1

1

1

1

1

1

3 sec

6 sec

6

Fan

Fan stop temperature (S5)

F04

1

1

1

1

1

1

1

1

1

1

-50°C

50°C

50

Pulse operation on fans:  0=No pulse operation,  1=At 

thermostat cuts out only,  2= Only at thermostat cut 

outs during night operation

F05

1

1

1

1

1

1

1

1

1

1

0

2

0

Period time for fan pulsation (on-time + off-time)

F06

1

1

1

1

1

1

1

1

1

1

1 min.

30 min.

5

On-time in % of period time

F07

1

1

1

1

1

1

1

1

1

1

0 %

100 %

100

Real time clock

Six start times for defrost. 

Setting of hours. 

0=OFF

t01 - 

t06

1

1

1

1

1

1

1

1

1

1

0 hrs

23 hrs

0

Six start times for defrost.

Setting of minutes.

0=OFF

t11 - 

t16

1

1

1

1

1

1

1

1

1

1

0 min.

59 min.

0

Clock - Setting of hours

t07

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

1

1

1

1

1 mon.

12 mon.

1

Clock - Setting of year

t47

1

1

1

1

1

1

1

1

1

1

0 year

99 year

0

Miscellaneous

Delay of output signals after start-up

o01

1

1

1

1

1

1

1

1

1

1

0 sec

600 sec

5

Input signal on DI1. Function:

0=not used. 1=status on DI1. 2=door function with alarm 

when open. 3=door alarm when open. 4=defrost start 

(pulse-signal).  5=ext.main switch. 6=night operation 

7=thermostat band changeover (activate r21). 8=alarm 

function when closed. 9=alarm function when open. 

10=Appliance cleaning (pulse signal). 11=forced cooling at 
hot gas defrost, 

12=night cover. 15=case shut down

o02

1

1

1

1

1

1

1

1

1

1

0

15

0

Network address

o03

1

1

1

1

1

1

1

1

1

1

0

240

0

On/Off switch (Service Pin message)

IMPORTANT! o61 

must

 be set prior to o04

(used at LON 485 and DANBUSS only)

o04

1

1

1

1

1

1

1

1

1

1

0/Off

1/On

0/Off

Access code 1 (all settings)

o05

1

1

1

1

1

1

1

1

1

1

0

100

0

Used sensor type 

: 0=Pt1000,  1=Ptc1000,  

o06

1

1

1

1

1

1

1

1

1

1

0/Pt

1/Ptc

0/Pt

Readout of software version

o08

1

1

1

1

1

1

1

1

1

1

Max hold time after coordinated defrost

o16

1

1

1

1

1

1

1

1

1

1

0 min.

360 min.

20

Select signal for display view.  S4% (100%=S4, 0%=S3)

o17

1

1

1

1

1

1

1

1

0 %

100 %

100

Pressure transmitter working range – min. value

o20

1

1

1

1

1

1

1

1

1

1

-1 bar

5 bar

-1

Pressure transmitter working range – max. value

o21

1

1

1

1

1

1

1

1

1

1

6 bar

200 bar

12

Refrigerant setting:

1=R12.  2=R22.  3=R134a.  4=R502.  5=R717.  6=R13.  
7=R13b1.  8=R23.  9=R500.  10=R503.  11=R114.  
12=R142b. 13=

User defined.

 14=R32. 15=R227.  

16=R401A.  17=R507. 18=R402A.  19=R404A. 20=R407C.  
21=R407A.  22=R407B.  23=R410A.  24=R170.  25=R290.  
26=R600.  27=R600a.  28=R744.  29=R1270. 30=R417A. 
31=R422A. 32=R413A. 33=R422D. 34=R427A. 35=R438A. 

36=R513A. 37=R407F. 38=R1234ze. 39=R1234yf.

o30

1

1

1

1

1

1

1

1

1

1

0

39

0

Continued

Code  1  2 3 4  5  6 7 8 9 10

Min.

Max.

Fac.

Actual

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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