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Danfoss EKC 223 Скачать руководство пользователя страница 14

Name

Terminals

Description

DO1

1,2L

Digital output signal

•

Compressor or Heating element:

There is connection between terminal 1 and 2 when the function is ON.

DO2

3L, 5

Digital output signal

•

Defrost and Light:

There is connection between terminal 3L and 5 when the function is ON.

•

Alarm:

There is connection between terminal 3L and 5 when the function is ON, but via the parameter P75 the alarm

relay action can be inverted.

DO3

3L, 6

Digital output signal

•

Fan and Light:

There is connection between terminal 3L and 6 when the function is ON.

DO4

3L, 7

Digital output signal

•

Light:

There is connection between terminal 3L and 7 when the function is ON.

•

Alarm:

There is connection between terminal 3L and 7 when the function is ON, but via the parameter P75 the alarm

relay action can be inverted.

TTL port

Case controller, type EKC 223 and EKC 224

© Danfoss | Climate Solutions | 2023.05

BC432222569027en-000201 | 14

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Содержание EKC 223

Страница 1: ...User Guide Case controller Type EKC 223 and EKC 224 SW Ver 1 0x For refrigerated display cabinets cold storage rooms and simple heating applications...

Страница 2: ...r contact function 9 Defrost 9 Start of defrost 9 Coordinated defrost via network 10 Defrost on demand 10 Applications 11 EKC 224 applications 11 EKC 223 applications 11 Wiring diagrams 12 EKC 224 12...

Страница 3: ...iguration 23 Thermostat 24 Alarm settings 24 Defrost 25 Fan 26 Compressor 27 Miscellaneous 27 Polarity 28 Service 29 EKC 223 224 display menu 29 Configuration 29 Thermostat 30 Alarm settings 30 Defros...

Страница 4: ...rdering 36 Certificates declarations and approvals 37 Certificates declarations and approvals 37 Online support 38 Case controller type EKC 223 and EKC 224 Danfoss Climate Solutions 2023 05 BC43222256...

Страница 5: ...buttons a big display easy and intuitive menu structure and pre defined applications ensure ease of use Controller is loaded with energy efficiency features like smart evaporator fan management day n...

Страница 6: ...line programming of the EKC controllers It can also perform production line programming of multiple controllers and show on line trend curves on selected parameters Finally KoolProg can also load cont...

Страница 7: ...mpressor can be initiated based on this temperature Voltage protection The voltage protection ensures that the compressor motor is operating within safe voltage ranges If the power supply voltage gets...

Страница 8: ...high condensing temperature Sc temperature C Sc temperature C Manual reset Block limit Pre alarm limit Pre alarm OK Compressor Pre alarm Block alarm T1 T2 T3 T4 Danfoss 80G8376 Change of temperature r...

Страница 9: ...is used to control a solenoid that lets the hot gas flow through the evaporator The compressor is kept running to generate hot gas Start of defrost A defrost can be started in different ways Interval...

Страница 10: ...and 1 Based on compressor runtime when the aggregate compressor runtime has passed a set time a defrost will be started Figure 11 Based on compressor runtime Danfoss 80G8459 Defrost start t 2 Based on...

Страница 11: ...DI1 and DI2 can be configured for multiple functions and DI1 can also be configured for a condenser temperature sensor Sc 1 The digital inputs DI1 and DI2 can be configured for multiple functions and...

Страница 12: ...DO1 1 Sair S5 Sc DI1 DI2 DO2 DO3 DO4 GND GND Danfoss 80G8433 5 6 7 3L 4N 10 11 12 13 14 8 9 2L 115 230 V 115 230 V 3 DO1 1 Sair S5 Sc DI1 DI2 DO2 DO3 DO4 GND GND Danfoss 80G8434 5 6 7 3L 4N 10 11 12 1...

Страница 13: ...es in to the connectors allowed tightening torque and wire sizes are Power connectors wire size 0 5 1 5 mm2 max tightening torque 0 4 Nm Low voltage signal connectors wire size 0 15 1 5 mm2 max tighte...

Страница 14: ...is ON but via the parameter P75 the alarm relay action can be inverted DO3 3L 6 Digital output signal Fan and Light There is connection between terminal 3L and 6 when the function is ON DO4 3L 7 Digi...

Страница 15: ...r when the compressor is stopped and to the need of liquid receivers before the compressors Your local Danfoss agent will be pleased to assist with further advice etc Integration into network systems...

Страница 16: ...st be plugged into the RS 485 adapter Figure 15 Connection of RS 485 adapter Danfoss 80G8451 Wiring The Modbus cable must be wired as shown in Figure 16 Figure 16 Modbus cable Danfoss 80G8440 B MODBUS...

Страница 17: ...e network For the EKC controllers the system manager can via internal schedules control the day night status light status and defrost including coordinated defrost among multiple controllers Table 6 O...

Страница 18: ...may be a defect in the installation A alarms will not become visible until the set time delay has expired E alarms on the other hand will become visible the moment the error occurs Here are the messag...

Страница 19: ...in drip off delay S10 Control has been stopped by r12 Main switch S11 Compressor is stopped due to thermostat cut out S14 Defrost cycle is in progress S15 Fan delay after defrost S17 Door is open S20...

Страница 20: ...lways operative The display keys will be locked automatically when not used for some time and the keyboard must be unlocked by pressing the arrow up and arrow down keys at the same time Key operations...

Страница 21: ...is in progress Pud A temperature pulldown cycle has been initiated Err The temperature cannot be displayed due to a sensor error Shown in top of display The parameter value has reached max Limit Show...

Страница 22: ...tion and select the function associated to digital input 2 see DI input configuration Press SET Open the o62 Quick setting parameter and select the presetting that fits with the application in use see...

Страница 23: ...ering is used It will come out of pull down based on time and temperature defined under parameter r96 and r97 or can be stopped manually by pressing pull down push button on front panel 10 Sc condense...

Страница 24: ...so be accomplished with the external switch function connected to a DI input Stopped refrigeration will give a Standby alarm 1 ON Start 0 OFF Stop 1 SEr Manual control of outputs allowed r13 r13 Night...

Страница 25: ...roller contains a timer function that is zeroset after each defrost start The timer function will start a defrost if when the interval time is passed The timer function starts after voltage is connect...

Страница 26: ...becomes larger than required Here you set how large a slide of the S5 temperature can be allowed When the value is passed a defrost will start The function can only be used in 1 1 systems when the eva...

Страница 27: ...mode When the input is short circuited there will be regulation for night operation 6 rFd reference displacement Value in r40 is added to the reference r00 when the input is short circuited 7 EAL exte...

Страница 28: ...ays on 1 dAn day night 2 doo based on door action 3 nEt Network signal from system manager o39 o39 Light remote Light remote Parameter used by the network system manager to control the light status On...

Страница 29: ...olenoid valve Status on relay for cooling u59 u59 Fan relay Fan relay Status on relay for fan u60 u60 Def Relay Defrost relay Status on relay for defrost u62 u62 Alarm relay Alarm relay Status on rela...

Страница 30: ...K R W r02 Max limitation of setpoint setting r03 105 0 50 0 C R W r03 Min limitation of setpoint setting 40 0 r02 35 0 C R W r04 Adjustment of the display s temperature readout 10 0 10 0 0 0 K R W r0...

Страница 31: ...is set to 0 Fan Table 25 Fan Code Short text manual Min Max De fault Unit R W EKC 224 Appl EKC 223 Appl 1 2 3 4 1 2 3 4 F Fan F01 Fan at stop of compressor 0 FFC Follow comp 1 Fao ON 2 FPL Fan pulsin...

Страница 32: ...st stop on time 6 Room MT El defrost stop on temp 7 Room LT El defrost stop on temp 0 7 0 R W o67 Replace the controllers factory settings with the present set tings 0 No 1 Yes 0 No R W o91 Display at...

Страница 33: ...relay 0 Off 1 On 0 Off R u63 Light relay 0 Off 1 On 0 Off R u80 Firmware version readout R u82 Controller code no R u84 Heat relay 0 Off 1 On 0 Off R U09 Sc Condenser temperature 100 0 200 0 0 0 R Da...

Страница 34: ...g range 40 105 C 40 221 F Controller accuracy 1 K below 35 C 0 5 K between 35 25 C 1 K above 25 C Type of action 1B relay Output DO1 Relay 1 16 A 16 16 A EN 60730 1 10 FLA 60 LRA at 230 V UL60730 1 16...

Страница 35: ...ear side of the panel Slide the clips towards mounting surface until controller is firmly fixed To remove the controller unlatch the snapping tab and pull the clips backwards Dimensions Figure 24 Dime...

Страница 36: ...AC 3 relays 084B4054 084B4154 EKC 224 Danfoss 80G8446 SET V V V S M pack 115 V AC 4 relays 084B4055 084B4155 S M pack 230 V AC 4 relays 084B4056 084B4156 EKA 206 Danfoss 80G8461 RS 485 Network adapter...

Страница 37: ...have any questions Certificates declarations and approvals Table 32 Certificates declarations and approvals Controller Certification Mark Country EKC 223 224 EMC LVD RoHS CE EU EKC 223 224 UL recogni...

Страница 38: ...ations manuals and guides 3D models and drawings case stories brochures and much more Start searching now at www danfoss com en service and support documentation Danfoss Learning Danfoss Learning is a...

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