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Controller for appliance control

AK-CC 550 

Manual

Summary of Contents for 084B8020

Page 1: ...Controller for appliance control AK CC 550 Manual...

Page 2: ...rosting 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 des...

Page 3: ...s use is for refrigeration appliances with one valve two evapo rators and two refrigeration sections Here the temperature and alarm monitoring are always controlled using the S4 sensor The S3 sensor i...

Page 4: ...rol The temperature in the appliance is registered by one or two temperature sensors which are located in the air flow before the evaporator S3 or after the evaporator S4 respectively A setting for th...

Page 5: ...be used and which can register and monitor the temperature in the warmest part of the appliance There are separate alarm limits and time delays for the product sensor Appliance cleaning This function...

Page 6: ...a heating element in the drip tray for hot gas defrosting When defrosting is commenced the heating element is activated The heating element remains activated until a set time after defrosting has ende...

Page 7: ...eased beyond this defrost on demand will add the required additional defrosts The function requires the following connections Expansion valve type AKV Temperature signal from both S3 and S4 Temperatur...

Page 8: ...have 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...

Page 9: ...day night function the light is controlled via 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...

Page 10: ...ion Door contact The door contact function can via the digital inputs be defined for two different applications Alarm monitoring The controller monitors the door contact and delivers an alarm message...

Page 11: ...connected to the built in MODBUS the display can advantageously be changed to one of the same type but with Index A version with screw terminals If connection of two displays is required one must be c...

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: ...n 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 He...

Page 14: ...icating 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 si...

Page 15: ...f signal from S3 Compensation possibility due to long sensor cable r10 Adjust S3 Start stop of refrigeration With this setting refrigeration can be started stopped or a manual override of the outputs...

Page 16: ...A12 Pulldown del Upper alarm limit Here you set when the alarm for high temperature is to start The limit value is set in C absolute value The limit value will be raised during night operation The val...

Page 17: ...temperature sensor Defrost method Here you set whether defrost is to be accomplished with electricity gas or none During defrost the defrost relay will be cut in d01 Def method 0 non 1 El 2 Gas Defro...

Page 18: ...unT Delay on stop of heating in the drip tray The time applies from the time the defrost stops by time or temperature to the time the heating element in the drip tray needs to be disconnected d20 Drip...

Page 19: ...R 2 Temperature sensor S1 Pt1000 Ohm at 0 C n57 Pe S1 select Fan Fan control Fan stop temperature The function stops the fans in an error situation so that they will not provide power to the appliance...

Page 20: ...ress The 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...

Page 21: ...two minutes before the light is switched off 4 As 2 but if there are any 15 minute network errors the light will switch on and the night blind will open o38 Light config Activation of light relay The...

Page 22: ...m This function is discussed earlier in the manual o86 DewP Min lim Dew point value where the rail heat is maximum This function is discussed earlier in the manual o87 DewP Max lim Lowest permitted ra...

Page 23: ...or cooling u58 Comp1 LLSV Status on relay for fan u59 Fan relay Status on relay for defrost u60 Def relay Status on relay for railheat u61 Railh relay Status on relay for alarm u62 Alarm relay Status...

Page 24: ...es S3 3 The evaporator drips off and waits for the time to run out S4 4 Refrigeration stopped by main switch Either with r12 or a DI input S10 10 Refrigeration stopped by thermostat S11 11 Defrost seq...

Page 25: ...ure alarm High S6 1 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...

Page 26: ...e 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 to conclude the setting Reading the temperature at defrost se...

Page 27: ...Alarm 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 sens...

Page 28: ...ost 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 limi...

Page 29: ...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 fa...

Page 30: ...ings o67 1 1 1 1 1 1 1 1 1 1 0 Off 1 On 0 Off Input signal on DI3 Function high voltage input 0 not used 1 status on DI2 2 door function with alarm when open 3 door alarm when open 4 defrost start pul...

Page 31: ...cooling u58 1 1 1 1 Status on relay for fan u59 1 1 1 1 1 1 1 1 1 1 Status on relay for defrost u60 1 1 1 1 1 1 1 1 1 Status on relay for railheat u61 1 1 1 1 1 1 1 Status on relay for alarm u62 1 1 1...

Page 32: ...s which EKA 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 com...

Page 33: ...e 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: ...30 V a c Electrical con nection cable Max 1 5 mm2 multi core cable Solid state output DO1 for AKV coil Max 240 V a c Min 28 V a c Max 0 5 A Leak 1 mA Max 1 pcs AKV Relays CE 250 V a c DO3 DO4 4 3 A DO...

Page 35: ...th 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 EKA 164A Extern...

Page 36: ...rves 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 specific...

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