Installation Guide for Danfoss models including: 80G8429, 80G8446, 80G8390, 80G8392, 80G8391, 80G8432, 80G8433, 80G8434, 84B8346, 80G8435, 80G8440, 80G8429 Case Controller Type EKC 224, 80G8429, Case Controller Type EKC 224, Controller Type EKC 224, Type EKC 224, EKC 224
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DocumentDocumentInstallation Guide Case controller Type EKC 224 Identification Application 084R9801 AN432635050585en-000201 Danfoss 80G8429 V V Danfoss 80G8446 o36 SET V Sair S 084B4055 (115 V AC) 084B4056 (230 V AC) Sair Dimensions 36 83 Mounting 61.2 66 Rear mounting (lock with clips) 28 Sc 71 29 Drilling template Mounting Dismounting Danfoss 80G8390 Danfoss 80G8392 Danfoss 80G8391 © Danfoss | Climate Solutions | 2023.05 AN432635050585en-000201 | 1 Danfoss 80G8432 Danfoss 80G8433 Danfoss 80G8434 Wiring diagrams Application Wiring diagrams DO1 1. 1 2L DO2 DO3 DO4 3L 4N 5 6 7 GND GND 8 9 10 11 12 13 14 115/ 230 V DO1 115/ 230 V DO2 DO3 DO4 Sair S5 Sc/DI1 DI2 GND GND 2. 1 2L 3L 4N 5 6 7 8 9 10 11 12 13 14 115/ 230 V DO1 115/ 230 V DO2 DO3 DO4 Sair S5 Sc/DI1 DI2 GND GND 3. 1 2L 3L 4N 5 6 7 8 9 10 11 12 13 14 115/ 230 V DO1 115/ 230 V DO2 DO3 DO4 Sair S5 Sc/DI1 DI2 GND GND 4. 1 2L 3L 4N 5 6 7 8 9 10 11 12 13 14 115/ 230 V 115/ 230 V Sair S5 DI1 DI2 Note: 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. tightening torque = 0.2 Nm 2L and 3L must be connected to the same phase. Data communication Installation Wiring Interface cable Controller Danfoss 84B8346 RS-485 adapter A+ B Danfoss 80G8435 Danfoss 80G8440 MODBUS MODBUS The EKC 22x controller can be integrated into a Modbus network via the RS-485 adapter (EKA 206) using an interface cable (080N0327). For installation details please refer to installation guide for EKA 206 - RS485 adapter. 2 | AN432635050585en-000201 © Danfoss | Climate Solutions | 2023.05 Technical data Features Purpose of control Construction of control Power supply Rated power Inputs Allowed sensor types Accuracy Type of action Output Display Operating conditions Storage conditions Protection Environmental Overvoltage category Resistance to heat and fire EMC category Approvals Description Operating temperature sensing control suitable for incorporation into commercial air-conditioning and refrigeration applications Incorporated control 084B4055 - 115 V AC / 084B4056 - 230 V AC 50/60 Hz, galvanic isolated low voltage regulated power supply Less than 0.7 W Sensor inputs, Digital inputs, Programming key Connected to SELV limited energy <15 W NTC 5000 Ohm at 25 °C, (Beta value=3980 at 25/100 °C - EKS 211) NTC 10000 Ohm at 25 °C, (Beta value=3435 at 25/85 °C - EKS 221) PTC 990 Ohm at 25 °C, (EKS 111) Pt1000, (AKS 11, AKS 12, AKS 21) Measuring 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 1B (relay) DO1 - Relay 1: 16 A, 16 (16) A, EN 60730-1 10 FLA / 60 LRA at 230 V, UL60730-1 16 FLA / 72 LRA at 115 V, UL60730-1 DO2 - Relay 2: 8 A, 2 FLA / 12 LRA, UL60730-1 8 A, 2 (2 A), EN60730-1 DO3 - Relay 3: 3 A, 2 FLA / 12 LRA, UL60730-1 3 A, 2 (2 A), EN60730-1 DO4 - Relay 4: 2 A LED display, 3 digits, decimal point and multi-function icons, °C + °F scale -10 55 °C (14 131 °F), 90% Rh -40 70 °C (-40 +158 °F), 90% Rh Front: IP65 (Gasket integrated) Rear: IP00 Pollution degree II, non-condensing II - 230 V supply version - (ENEC, UL recognized) III - 115 V supply version - (UL recognized) Category D (UL94-V0) Temperature for ball pressure test statement According to Annex G (EN 60730-1) Category I UL recognition (US & Canada) (UL 60730-1) CE (LVD & EMC Directive) EAC (GHOST) UKCA UA CMIM ROHS2.0 Hazloc approval for flammable refrigerants (R290/R600a). R290/R600a end-use applications employing in accordance with the IEC60079-15 requirements. © Danfoss | Climate Solutions | 2023.05 AN432635050585en-000201 | 3 Display operation The buttons on the front of the display can be operated with short and long (3s) presses. BC A Status indication: LEDs light up at ECO/Night mode, cooling, defrost and fan running. B Alarm indication: Alarm icon flashes in case of an alarm. C Short press = Navigate back D Long press = Initiate pulldown cycle. Display will show A "Pud" to confirm start. E D Short press = Navigate up Long press = Switch controller ON/OFF (setting r12 Main switch in ON/OFF position) E Short press = Navigate down Long press = Start defrosting cycle. Display will show the F code "-d-" to confirm start. F Short press = Change set point Long press = Go to parameter menu View alarms: Danfoss 80G8443 Danfoss 80G8441 Temperature and alarm codes alternate flashes until the alarm is resolved. The alarm bell flashes during alarm condition. Lock keyboard: Danfoss 80G8442 · After 5 minutes of no activity, the keypad is locked (if P76=yes). · When the keypad is locked any button press shows "LoC" in the display. · Press UP and DOWN buttons simultaneously for 3 seconds to unlock the keyboard. "unl" is displayed for 3 s Factory resetting The controller can be set back to factory settings by using the following procedure: 1. Power OFF controller 2. Keep up "" and down "" arrow buttons pressed while reconnecting the supply voltage 3. When the code "Fac" is shown in the display, select "yes" Note: The OEM factory setting will either be the Danfoss factory settings or a user defined factory setting if one has been made. The user can save his setting as OEM factory setting via parameter o67. Display codes Display code -dPud Err ----Loc UnL PS Axx/Exx OFF On Fac Description Defrost cycle is in progress A temperature pulldown cycle has been initiated The temperature cannot be displayed due to a sensor error Shown in top of display: The parameter value has reached max. Limit Shown in bottom of display: The parameter value has reached min. Limit The display keyboard is locked The display keyboard has been unlocked The access code is required to enter the parameter menu Alarm or error code flashing with normal temp. readout Control is stopped as r12 Main switch is set OFF Control is started as r12 Main switch is set ON (code shown in 3 seconds) The controller is reset to factory setting 4 | AN432635050585en-000201 © Danfoss | Climate Solutions | 2023.05 Danfoss 80G8444 Menu groups See also the following pages Danfoss 80G8276 Navigation Get a good start The parameter menu is accessed by pressing the "SET" key for 3 seconds. If an access protection code "o05" has been defined the display will ask for the access code by showing the code "PS". Once the access code has been provided by the user, the parameter list will be accessed. SET Set (PS) V in cFg Set V r-A-d-F-c-o-P-u-< (Return) SET button 3 s: configuration settings PS: Access code (if any) r12 Main switch o61 Application mode o06 Temperature sensor type o02 DI1 Configuration o37 DI2 Configuration o62 Quick setup o03 Network address < (Return) With the following procedure you can start regulation very quickly: 1. Press the "SET" button for 3 seconds and access the parameter menu (display will show "in") 2. Press the down button "" to go to "cFg" menu (display will show "cFg") 3. Press the right/">" key to open the configuration menu (display will show r12) 4. Open the "r12 Main switch" parameter and stop control by setting it OFF (Press SET) 5. Open the "o61 application mode" and select the needed application mode (Press SET) 6. Open the "o06 Sensor type" and select the temperature sensor type used (n5=NTC 5 K, n10=NTC 10 K, Ptc=PTC, Pt1=Pt1000) (Press "SET"). 7. Open the "o02 DI1 Configuration" and select the function associated to digital input 1 (Please refer to parameter list) (Press "SET"). 8. Open the "o37 DI2 Configuration" and select the function associated to digital input 2 (Please refer to parameter list) (Press "SET"). 9. Open the "o62 Quick setting" parameter and select the presetting that fits with the application in use (please refer to preset table below) (Press "SET"). 10. Open the "o03 Network address" and set the Modbus address if required. 11. Navigate back to parameter "r12 Main switch" and set it in "ON" position to start control. 12. Go through the entire parameter list and change the factory settings where needed. Selection of quick settings Quick setting 1 2 3 4 5 6 7 r00 Cut-out r02 Max Cut-out r03 Min Cut-out A13 HighLim Air Cabinet MT Natural def. Stop on time 4 °C 6 °C 2 °C 10 °C Cabinet MT El. def. Stop on time 2 °C 4 °C 0 °C 8 °C Cabinet MT Cabinet LT El. def. El. def. Stop on temp Stop on temp 2 °C -24 °C 4 °C -22 °C 0 °C -26 °C 8 °C -15 °C Room MT El. def. Stop on time 6 °C 8 °C 4 °C 10 °C Room MT Room LT El. def. El. def. Stop on temp Stop on temp 3 °C -22 °C 5 °C -20 °C 1 °C -24 °C 8 °C -15 °C A14 LowLim Air -5 °C -5 °C -5 °C -30 °C 0 °C 0 °C -30 °C d01 Def. Method d03 Def.Interval d10 DefStopSens. o02 DI1 Config. Natural 6 hour Time Electrical 6 hour Time Electrical 6 hour S5 Sensor Electrical 12 hour S5 Sensor Electrical 8 hour Time Door fct. Electrical 8 hour S5 Sensor Door fct. Electrical 12 hour S5 Sensor Door fct. Programming key Programming controller with Mass Programming Key (EKA 201) 1. Power up the controller. Make sure the controllers is connected to mains. 2. Connect the EKA 201 to the controller using the respective controller interface cable. 3. The EKA 201 will automatically start the programming process. EKA 201 Controller Interface cable © Danfoss | Climate Solutions | 2023.05 AN432635050585en-000201 | 5 Parameter list Code Short text manual Min. Max. Def. Unit R/W CFg Configuration r12 Main switch (-1=service / 0=OFF / 1=ON) -1 1 0 R/W o611) Selection of application mode (1) AP1: Cmp/Def/Fan/Light (2) AP2: Cmp/Def/Fan/Alarm (3) AP3: Cmp/Al/Fan/Light (4) AP4: Heat/Alarm/Light 1 4 1 R/W o061) Sensor type selection 0 3 2 R/W (0) n5 = NTC 5k, (1) n10 = NTC 10k, (2) Pt = Pt1000, (3) Ptc = PTC 1000 o021) DI1 configuration 0 10 0 R/W (0) oFF=not used, (1) Sdc=status, (2) doo=door function, (3) doA=door alarm, (4) SCH=main switch, (5) nig=day/night mode, (6) rFd=reference displacement, (7) EAL=external alarm, (8) dEF=defrost, (9) Pud=pull down, (10) Sc=condenser sensor o371) DI2 configuration 0 9 0 R/W (0) oFF=not used, (1) Sdc=status, (2) doo=door function, (3) doA=door alarm, (4) SCH=main switch, (5) nig=day/night mode, (6) rFd=reference displacement, (7) EAL=external alarm, (8) dEF=defrost, (9) Pud=pull down o621) Quick presetting of primary parameters 0 = Not used 1 = MT, Natural defrost, stop on time 2 = MT, El defrost, stop on time 3 = MT, El defrost, stop on temp. 4 = LT, El defrost, stop on temp. 5 = Room, MT, El defrost, stop on time 6 = Room, MT, El defrost, stop on temp. 7 = Room, LT, El defrost, stop on temp. 0 7 0 R/W o031) Network address 0 247 0 R/W r-- Thermostat r00 Temperature setpoint r03 r02 2.0 °C R/W r01 Differential 0.1 20.0 2.0 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 r05 Temperature unit (°C / °F) 0/C 1/F 0/C R/W r09 Correction of the signal from Sair sensor -20.0 20.0 0.0 °C R/W r12 Main switch (-1=service / 0=OFF / 1=ON) -1 1 0 R/W r13 Displacement of reference during night operation -50.0 50.0 0.0 K R/W r40 Thermostat reference displacement -50.0 20.0 0.0 K R/W r96 Pull-down duration 0 960 0 min R/W r97 Pull-down limit temperature -40.0 105.0 0.0 °C R/W A-- Alarm settings A03 Delay for temperature alarm (short) 0 240 30 min R/W A12 Delay for temperature alarm at pulldown (long) 0 240 60 min R/W A13 High alarm limit -40.0 105.0 8.0 °C R/W A14 Low alarm limit -40.0 105.0 -30.0 °C R/W A27 Alarm delay DI1 0 240 30 min R/W A28 Alarm delay DI2 0 240 30 min R/W A37 Alarm limit for condenser temperature alarm 0.0 200.0 80.0 °C R/W 1) Parameter can only be changed when the parameter r12 Main switch is in OFF position. EKC 224 Appl. 1234 **** **** **** **** **** *** **** **** **** **** **** **** **** **** **** **** **** *** *** **** **** **** **** **** **** *** 6 | AN432635050585en-000201 © Danfoss | Climate Solutions | 2023.05 Code Short text manual Min. Max. Def. Unit R/W A54 Limit for condenser block alarm and comp. Stop 0.0 200.0 85.0 °C R/W A72 Voltage protection enable 0/No 1/ Yes 0/No R/W A73 Minimum cut-in voltage 0 270 0 Volt R/W A74 Minimum cut-out voltage 0 270 0 Volt R/W A75 Maximum cut-in voltage 0 270 270 Volt R/W d-- Defrost d01 Defrost method (0) non = None, (1) nat = Natural, (2) El = Electrical, (3) gas = Hot gas 0 3 2 R/W d02 Defrost stop temperature 0.0 50.0 6.0 °C R/W d03 Interval between defrost starts 0 240 8 hour R/W d04 Max. defrost duration 0 480 30 min R/W d05 Time offset for start of first defrost at start-up 0 240 0 min R/W d06 Drip off time 0 60 0 min R/W d07 Delay for fan start after defrost 0 60 0 min R/W d08 Fan start temperature -40.0 50.0 -5.0 °C R/W d09 Fan operation during defrost 0/Off 1/ On 1/On R/W d101) Defrost sensor (0=time, 1=Sair, 2=S5) 0 2 0 R/W d18 Max. comp. runtime between two defrosts 0 96 0 hour R/W d19 Defrost on demand - S5 temperature's permitted variation during frost build-up. On central plant choose 20 K (=off ) 0.0 20.0 20.0 K R/W d30 Defrost delay after pull-down (0 = OFF) 0 960 0 min R/W F-- Fan F01 Fan at stop of compressor 0 2 1 R/W (0) FFC = Follow comp., (1) Fao = ON, (2) FPL = Fan pulsing F04 Fan stop temperature (S5) -40.0 50.0 50.0 °C R/W F07 Fan pulsing ON cycle 0 180 2 min R/W F08 Fan pulsing OFF cycle 0 180 2 min R/W c-- Compressor c01 Min. ON-time 0 30 1 min R/W c02 Min. OFF-time 0 30 2 min R/W c04 Compressor OFF delay at door open 0 900 0 sec R/W c70 Zero crossing selection 0/No 1/ Yes 1/ Yes R/W o-- Miscellaneous o01 Delay of outputs at start-up 0 600 10 sec R/W o021) DI1configuration 0 10 0 R/W (0) oFF=not used, (1) Sdc=status, (2) doo=door function, (3) doA=door alarm, (4) SCH=main switch, (5) nig=day/night mode, (6) rFd=reference displacement, (7) EAL=external alarm, (8) dEF=defrost, (9) Pud=pull down, (10) Sc=condenser sensor o031) Network address 0 247 0 R/W o05 Access code 0 999 0 R/W o061) Sensor type selection 0 3 2 R/W (0) n5 = NTC 5k, (1) n10 = NTC 10k, (2) Pt = Pt1000, (3) Ptc = PTC 1000 o15 Display resolution (0) 0.1 , (1) 0.5 , (2) 1.0 0 2 0 R/W o16 Max. standby time after coordinated defrost 0 360 20 min R/W 1) Parameter can only be changed when the parameter r12 Main switch is in OFF position. EKC 224 Appl. 1234 *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** **** **** **** **** **** **** *** © Danfoss | Climate Solutions | 2023.05 AN432635050585en-000201 | 7 Code Short text manual Min. Max. Def. Unit R/W o371) DI2 configuration 0 9 0 R/W (0) oFF=not used, (1) Sdc=status, (2) doo=door function, (3) doA=door alarm, (4) SCH=main switch, (5) nig=day/night mode, (6) rFd=reference displacement, (7) EAL=external alarm, (8) dEF=defrost, (9) Pud=pull down o38 Configuration of light function (0) on=always on, (1) dAn=day/night, (2) doo=based on door action, (3) nEt = Network 0 3 1 R/W o39 Light control via network (only if o38=3 (nEt)) 0/Off 1/ On 1/ On R/W o611) o621) Selection of application mode (1) AP1: Cmp/Def/Fan/Light (2) AP2: Cmp/Def/Fan/Alarm (3) AP3: Cmp/Al/Fan/Light (4) AP4: Heat/Alarm/Light Quick presetting of primary parameters 0 = Not used 1 = MT, Natural defrost, stop on time 2 = MT, El defrost, stop on time 3 = MT, El defrost, stop on temp. 4 = LT, El defrost, stop on temp 5 = Room, MT, El defrost, stop on time 6 = Room, MT, El defrost, stop on temp. 7 = Room, LT, El defrost, stop on temp. 1 4 1 R/W 0 7 0 R/W o67 Replace the controllers factory settings with the present 0/No 1/ Yes 0/No R/W settings o91 Display at defrost 0 2 2 R/W (0) Air=Sair temperature / (1) FrE=freeze temperature / (2) -d-="-d-" is displayed P-- Polarity P75 Invert alarm relay (1) = Invert relay action 0 1 0 R/W P76 Keyboard lock enable 0/No 1/ Yes 0/No R/W u-- Service u00 Control state 0 33 0 R S0: Normal, S1: Wait after defrosting, S2: Min ON timer, S3: Min OFF timer, S4: Drip off, S10: r12 Main switch set OFF, S11: Thermostat cut-out, S14: Defrosting, S15: Fan delay, S17: Door open, S20: Emergency cooling, S25: Manual control, S30: Pulldown cycle, S32: Power up delay, S33: Heating u01 Sair Air temperature -100.0 200.0 0.0 °C R u09 S5 Evaporator temperature -100.0 200.0 0.0 °C R u10 Status of DI1 input 0/Off 1/ On 0/Off R u13 Night condition 0/Off 1/ On 0/Off R u37 Status of DI2 input 0/Off 1/ On 0/Off R u28 Actual thermostat reference -100.0 200.0 0.0 R u58 Compressor / Liquid line solenoid valve 0/Off 1/ On 0/Off R u59 Fan relay 0/Off 1/ On 0/Off R u60 Defrost relay 0/Off 1/ On 0/Off R u62 Alarm 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 1) Parameter can only be changed when the parameter r12 Main switch is in OFF position. EKC 224 Appl. 1234 **** * ** * ** **** *** **** *** *** **** **** **** **** **** **** **** **** *** *** ** *** * ** **** **** * *** 8 | AN432635050585en-000201 © Danfoss | Climate Solutions | 2023.05 Alarm codes In an alarm situation the display will alternate between readout of the actual air temperature and readout of the alarm codes of active alarms. Code E29 E27 E30 A01 A02 A99 AA1 A61 A80 A04 A15 A45 Alarms Sair sensor error Def sensor error Sc sensor error High temp alarm Low temp alarm High Volt alarm Low Volt alarm Condenser alarm Cond. block alarm Door alarm DI Alarm Standby Alarm Description Air temperature sensor is defect or electrical connection is lost S5 Evaporator sensor is defect or electrical connection is lost Sc Condenser sensor is defect or electrical connection is lost Air temperature in cabinet is too high Air temperature in cabinet is too low Supply voltage is too high (compressor protection) Supply voltage is too low (compressor protection) Condenser temp. too high - check air flow Condenser temp. too high - Manual reset of alarm required1) Door has been open for too long External alarm from DI input Control has been stopped by "r12 Main switch" Network alarm --- Sair Error --- S5 Error --- Sc Error --- High t.alarm --- Low t. Alarm --- High Voltage --- Low Voltage --- Cond Alarm --- Cond Blocked --- Door alarm --- DI Alarm --- Standby mode 1) The condenser block alarm can be reset by setting r12 Main switch OFF and ON again or by powering down the controller. © Danfoss | Climate Solutions | 2023.05 AN432635050585en-000201 | 9 10 | AN432635050585en-000201 © Danfoss | Climate Solutions | 2023.05Danfoss A/S GPL Ghostscript 10.03.1