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Bottle cooler controller ERC 112

1. Type Code no l Pack Type Code no I Pack GDM front 100 200 C Pt 1000 ERC 112C Red LED without buzzer 080G3202 S4 1000 mm 3 pole 080G3350 ERC 112D Red LED without buzzer 080G3203 S4 2000 mm 3 pole 080G3351 ERC 112C Blue LED without buzzer 080G3206 S4 3000 mm 3 pole 080G3352 ERC 112D Blue LED without buzzer 08063207 Light sensors CFF front S3 1000 mm 3 pole 080G3311 ERC 112C Red LED with buzzer 080G3212 S3 2000 mm 3 pole 080G3313 ERC 112D Red LED with buzzer 080G3213 S3 3000 mm 3 pole 080G3315 ERC 112C Blue LED with buzzer 080G3216 3 Magnetic door sensor sc ERC 112D Blue LED with buzzer 08063217 di S4 1000 mm 3 pole 080G3320 Temperature sensors di S4 2000 mm 3 pole 080G3322 40 85 C PVC Standard NTC 5 K di S4 3000 mm 3 pole 080G3324 S1 470 mm 3 pole 077F8751 Cable door sensor S1 1000 mm 3 pole 077F8757 di S4 1000 mm 3 pole 080G3340 S1 1500 mm 3 pole 077F8761 di S4 2000 mm 3 pole 080G3341 S1 2000 mm 3 pole 077F8765 di S4 3000 mm 3 pole 080G3342 1 2200 mm 3 pole 077F8767 di S4 4000 mm 3 pole 080G3343 S1 3000 mm 3 pole 077F8769 S1 3500 mm 3 pole 077F8723 Motion sensor 1 6000 mm 3 pole 080G2019 3 di 1000 mm 3 pole 080G3390 40 120 C TPE precision NTC 5 K Santroprene S3 di 2000 mm 3 pole 080G3
2. no o eTa 2 8 a Qs ueq g a o 2 oO gt GH N N Be Josseidwog S2 S3 S4 Di Al Dl s 1 uoo J00q wyo 0001 Id J su puoJ Josuas duu 1 Jojye1odenq Josuas duu youlge gt 100q wyo 0001 1d uonow AuBr1 Josuas dw JolejodeA3 Josuas duu 1 umqeD OL ze508 ssojueq 100 240 Va c SMPS ERC 112D 4 relays QO N 5 O x a W a c n a N N syp Ga a OH 3 uJ a a a 1 9 e H 1so1J q 9 mM lt N N Ka r 5 Jossaidwo5 a oe q o O a W D O a Ral sue N Q Q Q o 8 a a H 1J e H 1so1J q 9 oz H 0 gt s 4 N F N Ex 2 ae 1oss iduuoo A uonoy 1ooq wyo 0001 Id Jasuaspuo gt Josuas duu Joyesodeny Josuas dw youlged 1ooq uonow 1u6 1 I if XO yo 0001 3d TEE e oe S2 S3 S4 Di Josuas dw L JoleiodeA3 Josuas dul 1 uqe Al DI s E DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 2 2 User manual ERC 112 refrigeration controller Code numbers
3. ERC 112D Red LED without buzzer 080G3203 Pa Blue LED without buzzer 080G3207 I l Motion detection Door input also connectable to S3 p ARA di Door sensor cable Magnetic door sensor type ci di S4 3 pole di S4 3 pole 3 pole 1000 mm 080G3390 1000 mm 080G3340 1000 mm 080G3320 2000 mm 080G3391 2000 mm 080G3341 2000 mm 080G3322 3000 mm 080G3392 3000 mm 080G3342 3000 mm 080G3324 4000 mm 080G3393 4000 mm 080G3343 ERC 112C S3 S4 Di ERC 112C Controller Red LED without buzzer 080G3202 oy Blue LED without buzzer 080G3206 Motion detection Doorinpae also connectable to S3 staph ae di Door sensor cable Magnetic door sensor ED di S4 3 pole di S4 3 pole 3 pole 1000 mm 080G3390 1000 mm 080G3340 1000 mm 080G3320 2000 mm 080G3391 2000 mm 080G3341 2000 mm 080G3322 3000 mm 080G3392 3000 mm 080G3342 3000 mm 080G3324 4000 mm 080G3393 4000 mm 080G3343 26 DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller Gastro No frost freezer Danfoss 80G34 10 100 240 Va c SMPS L N Lights Compressor CF Defrost Heater Danfoss 80638 10 ERC 112D DO1 DO2 DO3 DO4 Al Dl s DO s sfs s a s1 ERC 112D Controller Red LED with buz
4. DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller Typical application Glass Door Merchandiser No frost freezer sub zero cooler ERC 112D Parfi No 080G3203 Red display MADE INCHINA 100 240Vac 10 50 60Hz 0155 Opus Inputs e s e e s 5 mina Analog Digital Digital DOI L N 002 D03 DO4 Other functions see instruction Rating 1 ioa toFLa soLRA 16FLA72URA inion r samanan waa 34 2A 2FLA IZLRA Max 10A total 0024 Danfoss 80633 10 L T z S3 S4 are optional ERC 112C 28 No 080G3202 MADEIN CHINA Glass Door Merchandiser Red display 100 240Vac 10 50 60Hz OTSS hous donon GEGE Cee 001 L N 00 003 Other functions see instruction Rating Aus S lt o z I s 1 10A 3602608 16FLA72URA Co fea mean a arn 34 2A 2FLJI21RA Max 10A total D024 oem S2 S3 S4 are optional Gastro No frost freezer ERC 112D Parfi No 080G3213 m fed display MADE IN CHINA 100 24 0Vac 10 50 60Hz 0155 Outputs Inputs e sfefs s CECCI sets mam DOI L N 002 DO3 DO4 Other functions see instruction 1 ioa toFLavsouRA 16FLA72URA icin r samanan oo 34 2A 2FLA IZLRA Max 10A total 0024 Danfoss 80G34 10 j Q S3 S4 are op
5. Heater Fan Lamp Control Condenser Ambient Light or Motion Door or Motion cooler detection detection Nofrost freezer ae Condenser or Ambient Door or Motion w glassdoor ERG N22 Comp Heater Pan Lamp Control Evaporator Light or Motion detection detection CFF refrigerator ERC 112C Comp Fan Lamp Control Defrost Condenser Door CFF freezer ERC 112D Comp Heater Fan Lamp Control Defrost Condenser Door S connector position NOTE Select only one function per input e g condenser sensor or ambient light sensor Make sure that the accessory you select has a matching connector to the input e g a sensor for input S2 must have S2 connector Condenser sensor or light sensor are optional and can be omitted Defrost sensor is mandatory when electrical heater is used for defrost For natural defrost it can be omitted 28 DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 2 2 User manual ERC 112 refrigeration controller Sensor placement Control sensor Control sensor Evaporator sensor 80620 10 Danfoss Danfoss 80622 10 Danfoss 80G21 10 Danfoss 80G24 10 The control sensor must always be connected and is used for controlling the cut in and cut out of the compressor according to the set point The sensor is also used for the displayed temperature Vertical coolers with fan Most common placement is in the return air to t
6. 3 Level 3 OEM OEM programming 1 Press temperature set point Sub function up gt s 1 Press temperature set point Sub function down Changing a Parameter Some parameters may be hidden to you When scrolling through menus the parameters available will have been pre determined using Software tool Your access level will determine which parameters you can view and edit 1 Press up down and hold 5 seconds to access the menu 2 First parameter group is shown tHE 3 Press up down to find the desired group 4 Press OK 5 First parameter is shown 6 Press up down to find the desired parameter 7 Press OK 8 Press up down to find the desired setting 9 Press OK After 30 seconds the display automatically reverts to showing the current temperature Or Press 2 x Back NOTE Incorrect parameter settings can lead to inadequate cooling excessive energy consumption unnecessary alarms and in the case of temperature sensitive food storage breaches in food hygiene principles and regulations Only a trained operator should make changes to parameters Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 User manual ERC 112 refrigeration controller Menu functions ERC menu code Description tHE Thermostat settings SEt Set point This parameter defines the desired temperature set point Mao In standard operation the
7. If set to VE SCENARIO EXAMPLE As soon as the condition which caused the alarm is no longer valid or E i present the alarm status will automatically change back to inactive CONTROL STATUS ME 7 BEVIATGN ABOVE IEC OR BECOK TCA E There will be no trace of the alarm having occurred ALARM OUTPUT i PLL In general glass door merchandise applications will be set to yES and bas commercial fridges and freezers set to nO IN MINUTES RECOVERY For example if the temperature goes too high for a period there may be food safety considerations in a freezer containing food but not in a fridge with cold drinks AHC Automatic Heater settings Automatic Heater Control applies reverse cooling mode heating to your refrigeration appliance COOLER CUT IN This feature requires HEATER CUT OUT A that your appliance is exposed to ambient temperatures below the desired temperature in your cabinet COOLER CUT OUT e g very cold climates and outdoor use B a special heater for example a large defrost heater built in HEATER CUT IN to your appliance AuH Automatic Heater Mode Enable Minna This setting is normally set to no Max yes When set to yES parameters End and Hdi apply Default no End Energy Mode Delay ioma This is the delay in minutes between the heater and the compressor Max 360 min operation The heater is not allowed to start until this number of minutes Default60min has expired after the compressor has cut ou
8. followed by uLo and uli Y yLo uLi when the compressor is due to start the voltage of the power OH S SSS el ieee supply will be checked and the compressor will only be allowed to Min OV a c start if it is at least the value given in this parameter SUPPIYYOLTAGE eS uLo when the compressor is running it will be switched i L OFF if the voltage goes below that given in this uHi parameter uLo Min 0V ac uHi when the compressor is running it will be switched Max 270 V a c OFF if the voltage exceeds that given in this parameter Defaut 210M If the compressor is already stopped it will remain switched OFF EHd Sensor Error Type no no sensor error handling Default no SEt in case of control sensor error follow error run stop time Aut automatical sensor error handling Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 13 User manual ERC 112 refrigeration controller Ert Min 0 min Max 60 min Default 0 min Error Run Time The parameter only become active in the unlikely event of a broken temperature sensor It is used to run the application in safety mode At the same time the sensor error will be shown in the display Ert define the duration the compressor will run Example Ert 4 min and ESt 76 min will provide an average cooling system activity of 20 Ert and ESt values are based on OEM experience and are by default ina
9. Default 0 s Ftd Fan Start Temperature MIRATE This only applies if an evaporator temperature sensor is fitted Max 25 0 C This parameter determines at what evaporator temperature the fan will Default 25 0 C start after a defrost cycle is complete If the time set in Fdd occurs before the temperature set in Ftd the fan will start in line with Fdd If the temperature set in Ftd occurs first then the fan will start in line with Ftd It is therefore a case of whichever parameter s setting is reached first which determines when the fan starts 12 DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller dFA Defrost Fan On iis Set to yES the fan will constantly run during defrost cycles Max yes Set to no the fan will not run during defrost cycles Default no dct Defrost ON Compressor Time Mane If this parameter is set to yES then defrost time is considered only when compressor is ON so that defrost cycles are based on Max yes the total time the compressor has been running If this parameter is set to no then defrost cycles are related to elapsed time Default no regardless of how long and how often the compressor has been on doc Defrost by Comp running time Continuous compressor running can cause defrost Min 0 hour Max 24 hour 0 deactived Default 0 hour dEt Defrost start evaporator temp Defrost
10. buttons Max 999 Danfoss advises against using passwords which are easy to remember Default 0 or enter for example 111 222 123 etc ps3 I NOTE When accessing the controller with 3 wrong password in a sequence ae ERC will automatically block access for 15 minutes Default 0 Ser Service information settings The parameters in the following section are READ ONLY and cannot be changed by the user They provide information for technicians and OEM users NOTE the only parameters that can be configured are oEL oEn OEH These parameters allow OEMs to enter their own product code ACt Accumulated Comp run time AFt Accumulated Fan run time ALt Accumulated Light run time AEt Accumulated ERC up time 22 DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller Sdi DI physcial DI pin state ON OFF uAC Voltage value Current main power supply voltage ous DOs Status Current relay open closed status III all relay ON Upper bar for on Lower bar for OFF Il DO1 ON DO2 OFF DO3 amp DO4 NA no bar if relay not mounted III all relay OFF Upper bar for on Lower bar for OFF rL1 Relay 1 counter Thousands of cycles of compressor relay since manufacture rL2 Relay 2 counter Thousands of cycles of no 2 relay since manufacture rL3 Relay 3 c
11. compressor Max yes reat Default no no cut out the compressor FAn Fan settings FCt Fan control method FAo fan always on Default FAo SEt fan follow compressor by manually settings Aut automatical fan control Fod Fan ON Delay Fod Fod defines the fan delay in seconds after a compressor cut in Min 0s Max 240 s COOLER Default 0 s Fan Stop Delay FSd ESd FSd defines the fan delay after a compressor cut out Min 0s If both Fod and FSd are set to zero then the fan runs whenever the Max 240 s compressor runs Default 0 s FoC Fan ON Cycle FoC Fan Stop Cycle FSC Ve When the compressor is OFF and FoC or FSC are not zero the fan Default 0 s runs in cycles according to FoC and FSC FSC Example FoC 120 sec and FSC 120 sec means that the fan runs Min 0s for half the time when the compressor is OFF When the compressor is Max 960 s i m Dehat on the fan is always ON according to FAo and Fod FSt Fan Minimum Stop time Minimum stop time for fan protection Min 0s Max 960 s Default 10 s Fdc Fan At cut in Delta T for fan to cut in which the temperature offset comparing with Min 10 0 K thermostat cut in temperature Max 10 0 K Default 0 0 K 10 DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller
12. continues to be displayed SSC Show Pull down state If set to yES this parameter causes the display to show SC when the ne p system is in pull down mode Default no If set to nO the temperature continues to be displayed SHo Show Holiday no display will show temperature or ECO mode during holiday mode Min no Me di A Mie yes yES display will show Hol during holiday mode Default no SdF Show Defrost If set to yES this parameter causes the display to show DEF when the his pr system is in defrost mode If set to nO the temperature continues to Default yes be displayed Scs Show compressor symbol no compressor symbol will not show on display Min no i Nees yES show compressor symbol on display Default yes SFS Show Fan symbol no san symbol will not show on display Min no n j Mex es YES show fan symbol on display Default yes Sds Show Defrost symbol no defrost symbol will not show on display Min no my i ias yES show defrost symbol on display Default yes SES Show ECO symbol no ECO symbol will not show on display Min no my i Mees yES show ECO symbol on display Default yes 16 DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller ALA Alarm settings HAt High Temp Alarm Miaibeute Absolute value f f Max 200 C By setting HAt to the maximum a
13. cut out Cot Min 0 min Max 480 min Default 0 min Maximum OFF Time This is the maximum time in minutes the compressor is allowed to idle up to 480 minutes Cot is set to zero by default inactive If the controller is used on a draft beer ice bank application this parameter can be used to control the ice thickness Cdd Min 0 min Max 15 min Default 0 min Compressor Door Open Delay Cdd This parameter sets the delay in minutes before the compressor stops when the door is opened If set to zero the function is disabled Srt Min 0 min Max 60 min Default 0 min System resume after door open Fan and Compressor resume after cut out by door open Pod Power ON Delay Ain Os This is the delay in seconds between power on and the compressor being Max 300 s activated Default 300s Depends on the power ON temperature setting as explained below Pot Power ON Temperature Min 1o0 0 c This parameter is used to accelerate the first application test on the Max 200 0 C OEM assembly line if the cabinet temperature is higher than this Default 100 0 C parameter the power ON Delay is overruled and the outputs are activated without delay Con Condenser Protection settings NOTE A condensor temperature sensor is required to use these parameters Condenser protection is generally used in dusty environments where the condenser may accumulate a layer of dust or dirt and
14. is closed again before the set number of minutes is reached the alarm does not sound NOTE a door sensor is required if this parameter is to be activated uAL Voltage alarm v ue no no voltage alarm Default no yES voltage alarm activated LEA Leakage alarm Mn pce Leakage detection for compressor protection Default 0 hour 0 disable Abd Alarm Buzzer Duration Minimin The alarm sounds for 10 seconds followed by silence for 50 seconds Max 999 min One alarm sequence therefore lasts 60 seconds These values cannot be Default 0 min changed This parameter determines how long in minutes an audible alarm will continue while there is still a reason to have an alarm If set to 999 the alarm will continue to sound until the reason for the alarm is cleared for example the temperature has dropped enough or the door closed In some cases it may be necessary for a user or technician to take action in order to clear the alarm If set to 0 the alarm will never sound Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 User manual ERC 112 refrigeration controller ACA Auto Clear of Alarm Error ACA Ifthis parameter is set to nO Min no z i X 5 age Max yes The alarm status will not disappear automatically even if the condition Default yes which caused the alarm is no longer valid or present
15. min s No O Yes USB gateway USB programming key Docking station Software tool Software from Danfoss for programming the ERC 112 via a USB gateway and a PC rather than with the front panel buttons USB gateway The USB Gateway is a laboratory tool offering fast and easy programming of any ERC controller connected directly to the PC Software tool installation kit is provided for the PC The gateway is standard inventory for OEM labs Programming an individual unit in a laboratory The USB key requires Software tool running on a PC It enables parameters to be set in real time and an array of status information to be read bidirectional connection Once the desired settings have been determined a specific parameter file is saved to the USB key for later mass programming through the docking station Mass programming on an assembly line The docking station is used for high volume programming of ERC controllers for example on an assembly line The docking station is a write only device The USB key is to be inserted into the docking station The settings are then loaded into each successive controller in a matter of seconds Software tool is not required for mass programming Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 User manual ERC 112 refrigeration controller Technical specs Power Supply 100 240 V a
16. set point is changed by simply pressing the Default 2 0 C temperature up down buttons on ERC 112 for laboratory and assembly line you may opt for software controlled set point adjustment speed improvement SPr Current set point adjustment value diF SPr TEN The default value is set to 0 5 and the parameter is hidden by default Max 1 0 Spr defines the position of the set point in relation to cut in and cut out Default 0 5 Spr 0 5 sets the set point mid between cut in and cut out Spr 0 sets the set point at the cutout Spr 1 sets the set point at cut in diF Thermostat differential This defines the difference between the cut out and the cut in Max 20 0 K The desired temperature is determined by SPr and diF Default 2 0 K Min 0 0 K DiF 2 CUTAN 6DEGREES DESIRED TEMP SET TO 5 DEGREES CUT OUT 4 DEGREES HSE Upper limit of thermostat set point Define the temperature range limit of the controller Min 100 0 C Max 200 0 C Once set the desired temperatue set point can not go above HSE or Default 50 0 C below LSE LSE Lower limit of thermostat set point niie Define the temperature range limit of the controller Max 200 C Once set the desired temperatue set point can not go below LSE Default 35 0 C ici Initial cut in Comp relay action when Tair is between cut in and cut out at power up Min ine YES cut in the
17. 391 S1 1500 mm 3 pole 077F8726 S3 di 3000 mm 3 pole 080G3392 S1 2000 mm 3 pole 077F8727 S3 di 4000 mm 3 pole 08063393 S1 3000 mm 3 pole 077F8729 20 175 G Silicone rubber cable NTC 100 K Clips S1 S3 1000 mm 3 pole 080G2041 Black 2 needed per controller 080G3308 S1 S3 2000 mm 3 pole 080G2043 Programming S1 53 3000 mm 3 pole 98062045 OEM Docking station production 080G9701 40 85 C PVC Standard NTC 5 K line S2 1000 mm 2 pole 077F8786 Gateway incl USB Cable R amp D 080G9711 S2 1500 mm 2 pole 077F8790 Programming key EKA183A 080G9740 S2 2000 mm 2 pole 077F8794 Power plug S2 3000 mm 2 pole 077F8798 3 pole with screw 080G3364 S2 6000 mm 2 pole 080G2029 6 pole with screw 080G3365 S3 1000 mm 3 pole 077F8756 S3 1500 ad 077F8760 Available optional plugs with screw connections are In gt pole limited to 10 A S3 2200 mm 3 pole 077F8766 S3 3000 mm 3 pole 077F8768 S3 6000 mm 3 pole 080G2039 Note For more information about temperature sensor types and connectors please refer to Danfoss technical Sx di connector position brochure NTC type temperature sensors for ETC amp ERC Inputs are configurable controllers 8 DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller Operation Software tool Gateway The controller can be controlled in three ways Using Software tool the Danfoss Docking Station or ma
18. A E01 S1 error Always Blink E01 If configured cut in alarm relay beep the buzzer S1 sensor failure short or open E02 S2 error Always Blink E02 If configured cut in alarm relay beep the buzzer 2 sensor failure short or open E03 S3 error Always Blink E03 If configured cut in alarm relay beep the buzzer 3 sensor failure short or open E04 S4 error Always Blink E04 If configured cut in alarm relay beep the buzzer S4 sensor failure short or open Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 25 User manual ERC 112 refrigeration controller Typical applications Glass Door Merchandiser No frost freezer sub zero cooler 100 240 Va c SMPS L N S Compressor j Defrost Heater Lights Danfoss 80636 10 ERC 112D DO s DO1 DO2 DO3 Di O4 Al DI s S14 S3 S4 Di S2 i Note this is a typical default wiring diagram since both inputs AI DI s and outputs DO s can be assigned differently Please see ASi assignment es I Temperature Sensor for Temperature Sensor for Temperature Sensor for Cabinet Temperature Evaporator Condenser Temperature Control Temperature Control Con
19. D with buzzer 08063212 a Red LED with buzzer 080G3216 Temperature Sensor for Temperature Sensor for Temperature Sensor for Cabinet Temperature Evaporator Temperature Condenser Temperature Door input Control Control Control PVC Standard PVC Standard PVC Standard Door sensor cable Magnetic door sensor Connector type S1 3 pole Connector type S2 2 pole Connector type S3 3 pole di S4 3 pole di S4 3 pole 470 mm 077F8751 1000 mm 077F8786 1000 mm 077F8756 1000 mm 080G3340 1000 mm 080G3320 1000 mm 077F8757 1500 mm 077F8790 1500 mm 077F8760 2000 mm 080G3341 2000 mm 080G3322 1500 mm 077F8761 2000 mm 077F8794 2200 mm 077F8766 3000 mm 080G3342 3000 mm 080G3324 2000 mm 077F8765 3000 mm 077F8798 3000 mm 077F8768 4000 mm 080G3343 2200 mm 077F8767 6000 mm 080G2029 6000 mm 080G2039 3000 mm 077F8769 3500 mm 077F8723 6000 mm 080G2019 Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 27 User manual ERC 112 refrigeration controller Application Matrix ERC 112 Output Input Application ERCtype DO1 DO2 DO3 DO4 S1 52 s3 S4 Di Standard beverage P Condenser or Ambient Door or Motion cooler FRC112C Comp Fan Lamp Control petrosi Light or Motion detection detection Sub zero beverage aa Condenser or Ambient Door or Motion cooler BRE M20 Comp Heater Pan Lamp anil Defrost Light or Motion detection detection Out door beverage ERC112D Comp
20. ECO switch state Display messages unP Device isunprogrammed relay output is lockt Prg Device has not finished programming relay output is lockt Eco Device is in Eco mode sc Device is in pull down mode super chill dEF Device is defrosting HoL Device is in Holiday mode 24 DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller Troubleshooting Problem Probable cause Remedy Compressor does not start Waiting for compressor delay timer Defrost in progress Line voltage to compressor too low or too high Check CoP gt CSt Check CoP gt Pot Pod Check dEF gt dit dot Check CoP gt uLi uLo uHi Fan does not start Door is open or door contact is defective Fan stops when door is opened Check that door contact is ok Defrost does not start Controller in pull down mode Defrost might be delayed during pull down Check parameter Pud gt Pdi Alarm does not sound Alarm delayed Check ALA gt Htd Abd Check Pud gt Pdd Display brightness is weak Ambient light sensor broken Replace sensor Shift between ECO and normal mode does not happen on ambient light change Ambient light sensor broken or light level not set properly Check Eng gt SLd SLn Display alternates between condenser and temperature Condenser too hot Clean condenser Check Con gt CAL CbL D
21. Fdt Fan stop time on door open f The delay with wich the fan will be stopped after the door has been opened seen 5 0 fan stop immediately when door open Default 0s 7 998 delay for fan stop after door open 999 fan keep running all the time during door open Lig Light settings CLC Cabinet Light Source Control This parameter can be set to one of these alternatives to control the light Minvon in the cabinet Max dor eee Default on on always ON oFF always OFF dor door sensor only Lod Light OFF delay Minos Number of seconds the light will stay ON after the door has been closed Max 300 s Default 0 s Pud Pull Down settings Pull down sometimes known as Super Cool is a procedure for improving cooling performance accelerating the time used to reach the desired temperature Pull down settings overrule all other settings Pit Pull Down Initiate Temperature PULL DOWN I I This parameter indicates the temperature which causes a pull I I I se pet down to start If the temperature measured inside the cabinet oe I I Default 50 0 c exceeds this value for longer than one hour then pull down will l l start The compressor will have already cut in so the only effect Normal set point is to stop defrost cycles until the desired temperature is reached Pit i The period of one hour is fixed and cannot be altered PCy PCy Pull Down Cycling This is the duration in minutes of the compressor cycling at the reduced Mn Paes se
22. MAKING MODERN LIVING POSSIBLE ERC 112 refrigeration controller reference manual Bottle cooler controller ERC 112 This reference manual is intended to be used primarily by OEMs for the purposes of programming ERC 112 It may also be useful for technicians It is not intended as a user guide for end users www danfoss com erc User manual ERC 112 refrigeration controller Introduction Application Advantages Approvals Password protected Temperature control for refrigeration appliances Front panel mounting The latest generation CPU plenty of memory and high end electronic components allow for a uniquely versatile software Three separate password protected user levels can be used to control more than 300 different parameters to fit all individual requirements R290 R600a end use applications employing in accordance to EN IEC 60335 2 24 annex CC and EN IEC 60335 2 89 annex BB Glow wire according to EN IEC 60335 1 IEC EN 60730 UL60730 NSF CQC GOST R 60730 The access level can be set separately for each parameter using Software tool There are three levels of access 1 2 3 level 1 is for shop access level 2 for technicians level 3 for OEMs The access levels cannot be set using the buttons Passwords for the different levels can however be altered for the level of access you have e g a level 2 user can change the password for level 1 and level 2 but not level 3
23. c Switch mode power supply Average 0 7 W Input 5 inputs 4 analogue digital 1 digital user specific assignment Air Evaporator Condenser Door sensor all types user specific Light sensor Danfoss ECO light sensor Motion sensor UL60730 EN60730 a gt 120 V a c 16 A resistive FLA16 LRA72 DOI Compressor relay 240 V a c 10 A resistive FLA10 LRA6O 1606 Output DO4 8 A resistive FLA2 LRA12 TV 1 8 A resistive 2 2 A DO5 FLA2 LRA12 TV 1 8 A resistive 2 2 A DO6 FLA2 LRA12 TV 1 8 A resistive 2 2 A Max 10 A total DO4 6 Probes Danfoss NTC sensors and Danfoss ECO accessories Danfoss Pt 1000 ohm 0 C Modular connector system for OEM customers with optional output screw terminal adapter Connectors Input connector type Rast2 5 Edge connectors output connector type RAST 5 standard Programming Programming with Danfoss ERC docking station integrated system Assembly 3 types for all controls front mounting brackets fully integrated solution requires OEM specific design of mounting hole Display LED display 3 digit decimal point and multi functionality icons C F scale Keypad 4 buttons integrated IP65 design 2 left 2 right user programmable Operating Conditions 0 C to 55 C 93 rH Storage Conditions 40 C to 85 C 93 rH Range of Measurement 40 C to 85 C Protection Front IP65 Rear water and dust protection corresponds to IP31 accessibility o
24. ctive Est Min 0 min Max 60 min Default 1 min Error Stop Time The parameter only become active in the unlikely event of a broken temperature sensor It is used to run the application in safety mode At the same time the sensor error will be shown in the display ESt define the duration the compressor will be idle cst Min 0 min Max 30 min Default 2 min Minimum Stop Time It determines the minimum number of minutes the compressor must remain idle before a Temperature cut in can take effect For example if the temperature sensor indicates that the cut in temperature has been reached but the number of minutes set in this parameter have not elapsed since the compressor last stopped then the compressor will stay OFF It will only start once the duration given by CSt has been reached provided the temperature is still high enough CSt thus overrides the cut in Crt Min 0 min Max 30 min Default 0 min Minimum Run Time It determines the minimum number of minutes the compressor must run before a Temperature cut out can take effect For example if the temperature sensor indicated that the cut out temperature has been reached but the number of minutes set in this parameter have not elapsed since the compressor last started then the compressor will continue It will only stop once the duration given by Crt has been reached provided the temperature is still low enough Crt thus overrides the
25. d by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller S1C S1 Config S1C S2 Config S2C Default Stn S3 Config S3C S2C S4 Config S4C Available options are Default Stn Stn for a standard temperature sensor NTC 5 K 25 C and TPE precision 3C Htn for a high temperature sensor NTC 100 K 25 C Pt1 for a temperature sensor Pt1000 ohm 0 C only S4 Default Stn Ldr for a light sensor values given in Luminens 4C dig for a digital sensor with simple ON OFF indication motion magnet switch buttom Default Stn STA S1 Application S1A S2 Application S2A DefaultSCo 3 Application S3A S4 Application S4A S2A Available options are nC not connected Default nC SCo temperature control EuA evaporator temperature S3A Con condenser temperature Condenser cleaning Beuti Aus only for showing temperature on display Ldr light sensor Luminens S4A ECo external input to control ECO mode doC door contact contact closed when door closed Default nC doo door contact contact open when door closed Pir motion sensor only S3 bt5 button 5 only S4 dic DI Config This is the digital input used for a digital sensor or bus communications Defaultinon non not used doC door contact contact closed when door closed doo door contact contact open when door cl
26. etween the start of two defrost cycles es eee Max 96 hour Once the minimum interval has expired the defrost cycle will start at i Default6hour the following cut out or once the maximum interval dAi has been reached T avant I dii dAi dAi Maximum Interval paca hGur Defines the maximum time period between the start of two defrost cycles Max 96 hour Default 7 hour dit Minimum Time inacownin Defines the minimum duration of a defrost cycle During this period the Max 240 min controller will not check the temperature Once the minimum time has DefaultSmin expired the temperature will be checked and if the terminate temperature dtt has been reached the defrost cycle will end If dtt has not been reached defrost will continue until either dtt is reached or the maximum time dAt reached whichever occurs first dAt Maximum Time Omia Defines the maximum duration of a defrost cycle Max 480min The controller will not allow a maximum time to be entered which is Default 30 min Jess than the minimum time or a minimum time which is more than the maximum time dot Drip OFF Time Min Oinin This parameter can be set to between 0 and 60 minutes and defines how long the delay is between Max 60 min the heater being switched OFF and the compressor starting again Default 0 min Fdd Fan Delay after Defrost aims Defines how long the delay is between the start of the compressor after Max 600 s defrostand the fan starting again
27. f connectors limit rear part rating to IPOO Environmental Pollution degree II non condensing Resistance to heat amp fire Category D UL94 V0 EMC category Category Operating Cycles Compressor relay more than 175 000 at full load 16A 16A Approvals R290 R600a end use applications employing in accordance to EN IEC 60335 2 24 annex CC and EN IEC 60335 2 89 annex BB Glow wire according to EN IEC 60335 1 IEC EN 60730 UL60730 NSF CQC GOST R 60730 These approvals are only valid when using the accessories approved A IMPORTANT NOTE The inputs are not galvanic separated and are connected directly to the mains supply For that reason door switches sensors as well as the cables must fulfil the reinforced insulation requirements Dimensions 28mm i 78 25 mm lt 78 25 mm 82 25mm 71 mm 71mm 28 5 mm 1 30mm yy ee J ERATO Front mounting Rear mounting Lock with frame Lock with clips 6 DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 ERC 112 refrigeration controller User manual Connections OL 0E908 ssojueq 100 240 Va c SMPS ERC 112C 3 relays ERC 112C DO s syy61 ueg amp 2 3 415 DO2 DO3 Al Di s 1 01 62908 ssojueg Jossaidwog DO1 S2 S3 S4 Di tHe ERC 112C
28. ght level and causes a switch mode With this parameter set to zero the switch OFF mode occurs immediately If not set to zero max 10 minutes then the change will be delayed by the number of minutes set ASi Assignments settings uSA MODBUS Safety no MODBUS auto detection is enable and serial communication is available for configuration software tool ee a yES MODBUS communication is deactivated ax yes Default no t1A Air Temperature Adjustment Monik applies to non Danfoss temperature sensors only Max 20 0 K This parameter is a relative value and allows adjustment of the control Default 0 0 K sensor temperature 2A For instance at a measured temperature of 7 C and tAd set to 2 K the input from the control sensor will be 5 C instead 3A Egan Inputs and outputs are configurable There are two steps 1 Define the type of sensor attached to the input temperature light digital 2 Define the application for the sensor temperature control condenser evaporator light ECO display both motion digital door sensor Please contact your local Danfoss representative for information about default settings NOTE coded sensors will impact on the number of possible configurations For instance Danfoss supplies only 2 pole defrost sensors so input S3 will most likely be used as a defrost evaporator temperature sensor input 20 DKRCC ES RLO D5 02 520H8676 Produce
29. he evaporator The sensor can be placed close to the fan even when the fan is pulsed during compressor OFF periods the updating of the temperature is blocked when the fan is stopped and only updated when the fan has been running for a while so that the heat from the fan does not affect the temperature reading For applications sensitive to sub zero temperatures sensor placement in the evaporator outlet air can be considered Vertical freezers with fan Placement in the return air or in the freezer compartment Coolers without fan The best results are normally obtained when the sensor is placed at the side wall 10 cm from the back and approximately at 1 3 from the bottom or where the evaporator ends The control sensor must always be connected and is used for controlling the cut in and cut out of the compressor according to the set point The sensor is also used for the displayed temperature The evaporator sensor is only used for de icing of the evaporator and has no control purpose Placement of sensor Place the sensor where the ice melts last Please be aware of that sharp finns can damage the cable Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 29 2 2 User manual ERC 112 refrigeration controller Condenser sensor Ambient light sensor Dans Door sensor 80G19 10 The condenser sensor is used to protect the compressor against h
30. he holiday the early wake up is deactivated and the cooler must stay in holiday mode until activity is detected ECA ECO management Eto Eco Temperature Offset ai Sone This parameter gives a relative temperature in degrees It is the difference Max 25 0K in temperature for ECO mode operation compared to normal mode Default 4 0 K NOTE setting a temperature offset may be illegal in some jurisdictions Hto Holiday Temperature Offset Increase or decrease of temperature with respect to normal mode Min 25 0 K during holiday mode Max 25 0 K Default 6 0 K Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 19 User manual ERC 112 refrigeration controller diE ECO Differential Thermostat differential for ECO Min 0 0 K Max 10 0 K Default 2 0 K FoE ECO Fan on cycle On time for fan during compressor OFF period in ECO mode Min 0s Max 960 s Default 0 s FSE ECO Fan stop cycle OFF time for fan during compressor OFF period in ECO mode Min 0s Max 960 s Default 0 s ELC ECO Cabinet light control on always ON Button is default to control light for all these options Defaulton oFF always OFF dor door sensor only ELd Eco Light Delay f f This parameter causes a delay to the switch from normal to ECO mode Sen when the shop lights are switched ON or OFF The ambient light sensor Default5min detects the change in li
31. igh pressure when the condenser is blocked or the condenser fan fails Condenser sensor Place the sensor at the liquid side of the condenser Use a metal bracket or metal tape to ensure good thermal conductivity Be sure that the cable does not pass hot spots at the compressor or condenser that exceeds 80 C The ambient light sensor is used to detect opening hours of the shop Placement of sensor The sensor must be placed so that the interior light does not affect the sensor Possible placement could be in the front of the cooler or at the top The door sensor is used to detect buying activity and to stop the fan when the door is opened Door sensor Danfoss does not supply the door switch Use the door switch you have and connect it to the cable supplied by Danfoss 30 DKRCC ES RL0 D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 31 User manual ERC 112 refrigeration controller Danfoss can accept no responsibility for possible errors in catalogues brochures and other printed material Danfoss reserves 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 specifications already agreed All trademarks in this material are proper
32. isplay alternates between high and temperature Temperature too high Check ALA gt HAt Display alternates between low and temperature Temperature too low Check ALA gt LAt Display shows dEf Defrost in progress Check diS gt SdF Alarm Trigger Automatic Outputs Comments code clearance Hi Air temperature is higher than User configured Blink Hi with the highest temperature If configured High temperature alarm ALA gt Hat for ALA gt Htd cut in alarm relay beep the buzzer Lo Air temperature is lower than User configured Blink Lo with the lowest temperature If configured Low temperature alarm LAt for Ltd cut in alarm relay beep the buzzer Con Condenser temperature is too User configured Blink Con If configured cut in alarm relay beep the buzzer Condenser alarm high or too low dor Door open for more than Always Blink dor If configured cut in alarm relay beep the buzzer Door open alarm ALA gt dod uHi Line voltage is higher than Always Blink uHi If configured cut in alarm relay beep the buzzer High voltage alarm Cop gt uHi uLi Line voltage is lower than Always Blink uLo If configured cut in alarm relay beep the buzzer Low voltage alarm Cop gt uLi LEA Compressor continuous Always Blink LEA If configured cut in alarm relay beep the buzzer Leakage alarm running for more than ALA gt LE
33. larms will be deactivated Default 15 0 C LAt Low Temp Alarm Wi 060 Absolute value Max 200 C By setting LAt to the minimum value alarms will be deactivated Default 50 0 C In most situations the low alarm delay will be set to 0 to warn about too low a temperature immediately Htd Min 0 min Max 240 min Default 30 min Alarm delay on high temperature alarm The number of minutes to wait before sounding an alarm once the high temperature alarm temperature is reached Ltd Min 0 min Max 240 min Default 0 min Alarm delay on low temperature alarm The number of minutes to wait before sounding an alarm once the low temperature alarm temperature is reached Pdd Min 0 min Max 960 min Default 240 min Pull down delay Normally it is not necessary or desirable to sound an alarm during a pull down the initial phase of reaching the desired temperature This parameter prevents the high temperature alarm HAt sounding during pull down and after a defrost for the number of minutes set for the parameter NOTE it does not apply to the low temperature alarm LAt dod Min 0 min Max 60 min Default 2 min Door Open delay It is possible to indicate to customers that a door has accidentally been left open This parameter sets the delay in minutes before the alarm sounds This is useful in environments where customers users may hold the door open while making their selection If the door
34. nually by means of the buttons on the front panel Software tool is licenced Danfoss software offering easy parameter set up via a USB gateway This software is supplied separately for technical literature and further information please contact your local Danfoss representative Docking station Docking station is supplied separately For further information please contact your local Danfoss representative Manual operation with buttons Direct Access 1 Press variable direct function e g ECO Night mode Sub function back Se 1 Press variable direct a function e g light Sub function OK Examples Changing the Desired Temperature Set point 1 The display shows the current temperature 2 Press up down to access set point 3 Press up down to adjust set point After 30 seconds the display automatically reverts to showing the current temperature Turning ON OFF the ECO Function 1 Press ECO The green ECO symbol is lit when in ECO mode Turn ON Off the Light 1 Press the Light button Acknowledging Alarms 1 Display Flashing the alarm message 2 Press any button to acknowlege Password protection 1 Press up down and hold 5 seconds to access the menu 2 The display shows PAS 3 Press OK 4 Press Up Down to the code 5 Press OK Password protection on three levels 1 Level 1 shop daily use by shop personnel 2 Level 2 ser service technician
35. osed ECo external input to control ECO mode Pir motion sensor Passive infrared o1C D01 Config CoP direct compressor control Default cer PiC pilot Relay no zero cross if using pilot relay to control a compressor this option must be used instead of CoP HEt heating application inverse output PiH pilot heat relay no zero cross o2C D02 Config o2C D03 Config o3C Gelade D04 Config o4C 93C no not used dEF electric defrost heater valve for hot gas Default FAn ALA alamr output 94C FAn fan control Lig light control Default Lig Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 21 User manual ERC 112 refrigeration controller b1C Lower left button The buttons can be programmed as follows Button 1 Config short press b1 cC Short press function Long press function Defoulb nor Button 1 Config long press b1L noP not operating noP not operating BIL tP increase set point tP increase set point Upper left button tn decrease set point tn decrease set point Default PoF Button 2 Config short press b2C ed toggle Eco mode toggle Eco mode fia I b2L Lig toggle light Lig toggle light b2C Button 2 Con g ong press dEF toggle defrost dEF toggle defrost SuP toggle super cool pull down SuP toggle s
36. ounter Thousands of cycles of no 3 relay since manufacture rL4 Relay 4 counter Thousands of cycles of no 4 relay since manufacture int Interval Counter Compressor run time since last defrost dnt Defrost time counter Duration of last defrost cycle min ont Door open counter ont 100 number of door openings since last reset Snu Serial number Serial number given at manufacturing Fir SW version Danfoss software version number HAr HW version Danfoss hardware version number onL OrderNoLow Danfoss order code number onH OrderNoHigh Danfoss order code number oEL OEM code Low oEn OEM code Middle oEH OEM code High PAr Parameter version OEM parameter version number requires EKA copy key update CHd Manufacturing date Programme date WWY week number and year number 2010 19 SFC Set as Default Resets all parameters to last good OEM settings Ctt Condenser Temp Temperature of the condensor sensor Et1 Evaporator1 Temp Temperature of the evaporator sensor1 Et2 Evaporator2 Temp Temperature of the evaporator sensor2 Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 23 User manual ERC 112 refrigeration controller Aus AUX Temp Temperature of the AUX sensor invisible LLu Light level value Actual light level value from light sensor Pir Motion sensor state att Raw Sair Temp ESS External
37. play can be ordered in red or blue The controller is available with the upper left button as ECO or Defrost The lower left button can be supplied with Light Stand by or Super chill Are used to secure the controller in place in the case of rear mounting They are not used with front mounting There are two identical clips one placed on either side of the controller At front mounting place the wired controller in the hole Then press the front frame in position The plastic lugs locks hereby the controller Control temperature sensor There are different lengths Defrost temperature sensor Should be mounted on the evaporator Condenser temperature sensor Should be mounted on the condenser Light sensor Is optional and is used to measure the level of ambient light around the cabinet so that night and day Economy Normal modes of operation can automatically be set as well as the brightness of the display Motion sensor Should be mounted on the cabinet front Door sensor connector cable Is optional and is a connector and cable with spade terminals compatible with door contacts used in refrigeration applications DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller Quick programming Software for PC valus No O Yes 10 Celsius Fahrenheit AUX Temperature AuS s 0 1 No O ves O min s 0 00 K O
38. rature is the actual temperature or whether it is restricted Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 15 User manual ERC 112 refrigeration controller ddL Display Delay DISPLAY DELAY In order to provide a realistic temperature appearance for an application 99 Min 0s i VERE PI a display delay can be set I en DefaultOmin The parameter sets the time constant z tau of the moving average filter for the display Physically one time constant represents the time it takes the system s step response to reach 66 of its final value and five time constants o the time it takes to reach 99 of its final value i i T T doF Display Offset This parameter is a relative value and allows the temperature displayed N S to be different to the temperature measured Default 0 0 K For instance at a measured temperature of 7 C and doF set to 2K the displayed temperature will be 5 C instead dLt Lock Time After Defrost In order not to show a rising temperature during defrosting the displayed ay an temperature is locked at the temperature shown at the start of the defrost Default 15min cycle for the number of minutes set in this parameter 0 no lock SEC Show Economy State If set to yES this parameter causes the display to show ECO when the ae ve system is in ECO mode Default no If set to nO the temperature
39. s a lower set point during pull down mode to Ree an increase the cooling capacity of your appliance For each hour the Default 0 1 K cabinet temperature is above the pull down initiate temperature the set point is reduced with the value of Prt Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 User manual ERC 112 refrigeration controller dEF Defrost settings dFt Defrost Type no defrost function is disabled Default no w EL electrical or time defrost Hgd hot gas defrost contact Danfoss for details nat OFF cycle defrost natural defrost Add Adaptive defrost Waaa no defrost controlled by time Max yes yES automatic defrost control activated Default no dtt Terminate Temperature iE This parameter defines at what temperature the defrost cycle will stop Max 25 0 C The temperature is given by the evaporator sensor or by the cabinet Default 6 0 C temperature sensor if no evaporator sensor is used drt Defrost reset temperature Minose The defrost counter is saved and restored at power up but if the Max 200 0 C temperature sensor used for defrost is higher than this value at Default 5 0 C power up it is assumed that the evaporator is free of ice and the defrost counter will be cleared dii Defrost minimum Interval dii oN ON Koe z DEFROST CYCLE insan Defines the minimum time period b
40. start trigger for adaptive defrost Min 50 0 C Max 0 0 C Default 50 0 C ddt Defrost At A T Defrost At compare with evaporator temperature of first cut out after Max 30 0 K defrost to trigger defrost start Default50K The defrost start if evaporator temperature has decreased more the ddt idi Initial Defrost Interval aaka The initial defrost interval determines the time for first defrost after Max 96hour power up The initial defrost is mainly intended for factory testing of the Default 3 hour defrost functionality and can be set to expire after a number compressor cycles according to the setting of parameter idd During normal operation the defrost counter will be saved in memory and restored after power loss making the initial defrost unnecessary idd Initial Defrost Duration Mino The initial defrost duration is the number of compressor cycles before Max 999 the initial defrost is deactivated Default 100 0 idi No initial defrost 7 998 number of compressor cycles before deactivation 999 initial defrost always active CoP Compressor settings uPt Voltage protection no no voltage protection Min no yES voltage protection activated based on voltage related settings Max yes Default no uli Minimum cut in voltage uLi Minimum cut out voltage uLo Maximum voltage uHi Noe These three parameters provide voltage protection to the compressor Default 0 V Start by setting UHi
41. t and vice versa AHS Auto Heat set point Min 3000 Set point of auto heating Max 200 0 C Default 2 0 C AHd Auto heat differential Thermostat differential for auto heatting Min 0 0 K Max 20 0 K Default 2 0 K ECS ECO strategy NOTE some of these parameters require the installation of the Danfoss Ambient Light Sensor The Danfoss USB Gateway in combination with Software tool allows for real time measurement of the current light intensity Danfoss recommends testing and adjusting SLd and SLn values according to customers specific needs ECo ECO ON OFF ECO active or not If no all other settings are not active Min no Max yes Default Yes EdA Door Actions Times of door action to trigger exiting ECO Min 1 Maio Can only be accessed by Danfoss Default 1 EPA Pir Actions Times of PIR action to trigger exiting ECO Min 1 Maid Can only be accessed by Danfoss Default 1 18 DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller ECt Action counter time f f Door action or PIR action within action counter time can trigger vane exiting ECO can only be accessed by Danfoss Default 30 min Edd Door delay Door delay after door close to trigger entering ECO in 0 min Mas Tamin can only be accessed by Danfoss Default 180 min EPd Pir delay PIR delay to trigger entering ECO Min 0 min Max 180 i can onl
42. t point temperature Once the desired pull down limit temperature Default 30 min PLt has been reached during pull down the compressor will continue to cycle ON OFF for the duration of PCy At the end of the period defined by PCy the set point temperature will return to normal and pull down will cease Pdi Min 0 hour Max 48 hour Default 15 hour Pull Down Defrost Interval Even though most applications do not need Defrost during pull down an extended defrost during pull down can be applied This is the time between defrost cycles during pull down It is measured in hours and can be up to 48 hours During pull down this setting overrides the defrost interval and defrost time settings see the defrost section Pdd Pull Down Duration You can choose to limit the maximum pull down time Once this time Ne aoa value max 48 hours is reached pull down will stop regardless of Default 24 hour whether the desired pull down temperature has been reached PLt Pull Down Limit Temperature This parameter sets the minimum allowed temperature during pull down lege In order to protect valuable contents you must always specify the absolute Defaulto occ minimum temperature allowed in your application For glass door merchandisers 0 C 32 F protects bottles from freezing for commercial fridges you may opt for a slightly higher temperature e g 2 C Prt Pull Down Reduction Temperature At The controller calculate
43. therefore be at risk of overheating 14 DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014 User manual ERC 112 refrigeration controller to the cut in cut out limits Set to nO means that the actual temperature will de displayed The parameter is set to nO by default CAL Condenser Alarm Limit CAL eae This parameter sets the temperature for the condenser at which an alarm cbt Max 200 C will be generated Default 80 C CAL ck BASE TEMPERATURE CbL Condenser Block Limit CbL This parameter sets the temperature which if reached will cause the Min 0 C i Mas 0b compressor to switch OFF Default 85 C CoL Condenser OK Limit CoL This parameter sets the temperature at which the compressor is Mn ee allowed to start again after the temperature set in CbL above has been Default 60 C exceeded and the compressor stopped CLL Condenser Low Limit CLL This parameter sets the lowest condenser temperature at which the Min 100 C AO compressor is allowed to start Default 5 C diS Display settings NOTE some display parameters can be set in such as way that they may be illegal in some jurisdictions Please check local legislation dic Display intensity auto control no display intensity use fixed value Min no Max yes Default no din Display Intensity The controller can have its display intensity brightness set in one of od two
44. tional ERC 112C Danfi No 080G3212 MADE IN CHINA Gastro Cooler Red display 100 240Vac 10 50 60Hz OTSS gogon GRELNI Lindona poy 001 L N 00 003 Other functions see instruction Mu lt oo sz s aw A tare ane D ona a azar 34 2A 2FLAIZLRA Max 10A total D024 TETT S2 S3 S4 are optional Rating Produced by Danfoss A S EL MSSM AZ April 2014 DKRCC ES RLO D5 02 520H8676 2 2 User manual ERC 112 refrigeration controller Product overview Display Buttons Clips Front frame 57 Temperature sensor for cabinet 2 Temperature sensor for defrost 3 Temperature sensor for condenser light sensor or Motion sensor 4 Temperature sensor Pt 1000 ohm 0 C or door signal di Door signal or Motion sensor Controller without front frame Front frame with without name logo Defrost sensor The function of an input can be reprogrammed but the connector can not be moved The connector is designed to only one location S1 to S1 S2 to S2 etc The ERC 112 is an electronic refrigeration controller with an LED display especially developed for bottle coolers and commercial fridges and freezers It is particularly suited for OEM customers where time easy and reliable installation and high quality need to go hand in hand with flexibility The dis
45. trol PVC Standard PVC Standard PVC Standard Connector type S1 Connector type S2 Connector type S3 3 pole 2 pole 3 pole 470mm 077F8751 1000 mm 077F8786 1000 mm 077F8756 1000 mm 077F8757 1500 mm 077F8790 1500 mm 077F8760 1500 mm 077F8761 2000 mm 077F8794 2200 mm 077F8766 2000 mm 077F8765 3000 mm 077F8798 3000 mm 077F8768 2200 mm 077F8767 6000 mm 080G2029 6000 mm 080G2039 3000 mm 077F8769 3500 mm 077F8723 6000 mm 080G2019 Glass Door Merchandiser 100 240 Va c SMPS L N gers c s Compressor 1 A DO1 DO2 DO3 DO s Al Dis S1 S2 l Temperature Sensor for Temperature Sensor for Temperature Sensor for Cabinet Temperature Evaporator Condenser Temperature Control Temperature Control Control PVC Standard PVC Standard PVC Standard Connector type S1 Connector type S2 Connector type S3 3 pole 2 pole 3 pole3 pole 470mm 077F8751 1000 mm 077F8786 1000 mm 077F8756 1000 mm 077F8757 1500 mm 077F8790 1500 mm 077F8760 1500 mm 077F8761 2000 mm 077F8794 2200 mm 077F8766 2000 mm 077F8765 3000 mm 077F8798 3000 mm 077F8768 2200 mm 077F8767 6000 mm 080G2029 6000 mm 080G2039 3000 mm 077F8769 3500 mm 077F8723 6000 mm 080G2019
46. ty of the respective companies Danfoss and Danfoss logotype are trademarks of Danfoss A S All rights reserved 32 DKRCC ES RLO D5 02 520H8676 Produced by Danfoss A S EL MSSM AZ April 2014
47. uper cool pull down Default der Upper right button diP increase display intensity diP increase display intensity b2L Button 3 Config short press b3C din decrease display intensity din decrease display intensity Button 3 config long press b3L CFA toggle C and F CFA toggle C and F Default inF PoF ERC power ON OFF p3C Lower right button Hol enter holiday mode Button 4 Config short press b4C dake emer info menu D P ae Button 4 Config long press b4L NOTE Your assignments may not be shown on the printed buttons We advice to b3L use this functionality together with the fully integrated mounting model only Default ECo b4c Default tn b4L Default Lig BSC Button 5 Config short press b5C Short press function Long Press function ini Button 5 Config long press b5L noP inot operatif aa ECo toggle ECO mode ECo Toggle Eco mode b5L SuP toggle super cool pull down SuP Toggle Super Cool Pull down Lig toggle light Lig Toggle light Default noP dEF toggle defrost dEF Toggle defrost PoF ERC power ON OFF Hol enter holiday mode PS1 Password level 1 PS1 Password Level 2 PS2 es p Password Level 3 PS3 Default 0 These assign passwords to the three levels of access The password is a ps2 three digit number Access levels are Shop Service and OEM You may not therefore have access to change all the passwords Min 0 Passwords are entered by using the up and down arrow
48. ways Default 10 A With a Danfoss ambient light sensor attached the brightness of the display is adjusted automatically according to the ambient light level see the assignments section B When no ambient light sensor is attached the display intensity can be set to a fixed intensity Both options are on a scale of 1 to 10 where 10 is the brightest CFu Display Unit This parameter sets the display to Fahrenheit or Celsius Switching from A one to the other will cause all temperature settings to be automatically Default C updated accordingly trs Temp sensor to display SCo temperature control Default SEa EuA evaporator temperture Con condenser temperature condenser cleaning AuS only for showing on display rES Display Resolution This parameter can be set to 0 1 0 5 or 1 and affects the way the soa temperature is displayed With the parameter set to 1 the display will Default 0 1 only ever show temperatures rounded to the nearest whole degree At 0 5 it will round the temperature to the nearest half degree for display For example 3 3 degrees will be shown in the display as 3 5 degrees and 3 9 as 4 0 With the parameter set to 0 1 no rounding occurs This parameter does not affect the temperature itself merely the display rLt Display Range Limit In some point of sales applications you may want to show the desired ae a instead of the real temperature This parameter sets whether the Default no displayed tempe
49. y be accessed by Danfoss Default 120 min SLd Shop Light Day SLd f Shop Light Night SLn pee These parameters are set as the percentage of the maximum light and Default 5 determine when the device moves into or out of ECO mode for Sin power saving purposes SLd is the amount of ambient light which will cause the device to Min 0 move to normal serving mode from ECO mode See normally occurs in the morning SLn is the amount of ambient light which will cause the device to move to ECO mode from normal serving mode normally occurs in the evening tto Time to pull down Time which ERC stay in ECO and holiday mode to decide to enter pull M hour down or serving mode Max 168 hour g Default 0 hour LSd Light Source delay on ECO I f Time delay for light source to change from serving mode source to a uN ECO mode source Default 0 min Euu EWU active on OFF Enable or disable early wake up Min no Max yes Default yes CLH Shop close hour Shop is assumed to be closed when staying in ECO mode longer than Min O hout shop close hour Max 24 hour p k Default 6 hour ErL Early wake up time offset oe Time of exiting ECO mode for next day EM Time of first activity to exit ECO mode the early wake up time Default 120 min 0 early wake up function disabled HoL Holiday Length I In case that no activity has been registered for a number of days Min 0 hour Max 999 hour Default 72 hour specified by t
50. zer 080G3213 Red LED with buzzer 080G3217 Temperature Sensor for Temperature Sensor for Temperature Sensor for Cabinet Temperature Evaporator Temperature Condenser Temperature Door input Control Control Control PVC Standard PVC Standard PVC Standard Door sensor cable Magnetic door sensor Connector type S1 3 pole Connector type S2 2 pole Connector type S3 3 pole di S4 3 pole di S4 3 pole 470 mm 077F8751 1000 mm 077F8786 1000 mm 077F8756 1000 mm 080G3340 1000 mm 080G3320 1000 mm 077F8757 1500 mm 077F8790 1500 mm 077F8760 2000 mm 080G3341 2000 mm 080G3322 1500 mm 077F8761 2000 mm 077F8794 2200 mm 077F8766 3000 mm 080G3342 3000 mm 080G3324 2000 mm 077F8765 3000 mm 077F8798 3000 mm 077F8768 4000 mm 080G3343 2200 mm 077F8767 6000 mm 080G2029 6000 mm 080G2039 3000 mm 077F8769 3500 mm 077F8723 6000 mm 080G2019 Gastro Cooler 100 240 Va c SMPS ae L N amp 3 x 2 LO ee a 5 S ERC 112C I 112 31415 DO s DO1 DO2 DO3 Al Dl s S1 S2 S3 S4 Di _____ ERC 112C Controller a2 Red LE

Bottle cooler controller ERC 112

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