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This reference manual is intended to be used primarily by OEMs for the purposes of programming ERC 102.
It may also be useful for technicians. It is not intended as a user guide for end users.

ERC 102 refrigeration controller

Reference manual

MAKING MODERN LIVING POSSIBLE

Содержание 102

Страница 1: ...intended to be used primarily by OEMs for the purposes of programming ERC 102 It may also be useful for technicians It is not intended as a user guide for end users ERC 102 refrigeration controller Re...

Страница 2: ...nting 13 4 3 Fully integrated design 13 5 CONTROLLING NAVIGATION 5 1 KoolProg and Gateway 14 5 2 Docking station 14 5 3 Manual operation with buttons Direct Access 14 5 3 1 ERC Front and Button Functi...

Страница 3: ...bleshooting 52 IV Typical applications wiring diagrams 53 IV 1 Typical Wiring Diagram ERC 102D Glass Door Merchandiser No frost freezer sub zero cooler 53 IV 2 Typical Wiring Diagram ERC 102C Glass Do...

Страница 4: ...p for use in almost any climate globally indoors as well as outdoors Laboratory work with ERC 102 is rendered easy and flexible Danfoss KoolProg software with a USB powered gateway accelerate programm...

Страница 5: ...Control temperature sensor see Appendix II for different lengths and connector types Condenser temperature sensor should be mounted on the condenser For detailed mounting instructions please contact...

Страница 6: ...not used with front mounting There are two identical clips one placed on either side of the ERC 102 See Chapter 4 Mounting for further details Light sensor is optional and is used to measure the level...

Страница 7: ...gateway is standard inventory for OEM labs 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...

Страница 8: ...en actually installed in a refrigerator freezer Overview of ERC 102 models Model Digital outputs ERC 102A 1 relay ERC 102C 3 relays ERC 102D 4 relays 3 OVERVIEW OF THE PRODUCT 3 2 Connector inputs Con...

Страница 9: ...C di is used for Communications a docking station or KoolProg software running on a PC Input B S2 is connected to an Evaporator Temperature Sensor Input A S3 is connected to an Ambient Light Sensor NO...

Страница 10: ...ly before unmounting 4 MOUNTING 1 Insert the ERC 102 into the cabinet 2 Attach the clips to each side of the ERC 102 3 Place the front frame on to the ERC 102 and click it into place 4 Connect the sen...

Страница 11: ...ideally the one supplied with the ERC 102 sample package and insert it carefully between the front frame and the controller 3 Gently twist the screwdriver to remove the front frame Do this in four pla...

Страница 12: ...Chapter 6 parameters for information about programming which inputs and outputs are applicable to your configuration 2 Insert the ERC 102 into place in the cabinet 3 Press the front frame into place t...

Страница 13: ...or a sharp item such as a knife which risks causing damage 4 2 1 Unmounting 4 3 Fully integrated design Option 3 An option is available for OEMs wanting to use the ERC 102 in a fully integrated design...

Страница 14: ...sentative 5 3 Manual operation with buttons Direct Access Explained as follows 5 3 1 ERC Front and Button Functionallity 5 CONTROLLING NAVIGATION AND ACCESS LEVELS 1 Press Variable direct function e g...

Страница 15: ...own d Button Functionallity 1 Click Temperature setpoint nfoss ERC 102 sec Menu Variable direct function e g ECO Night mode Variable direct function e g light Sub function Up 1 Click Temperature setpo...

Страница 16: ...Temperature setpoint Sub function Down unction Back unction OK C Front and Button Functionallity 1 Click Temperature setpoint anfoss ERC 102 3 sec Menu k Variable direct function e g ECO Night mode k...

Страница 17: ...ct function e g ECO Night mode 1 Click Variable direct function e g light Sub function Up 1 Click Temperature setpoint Sub function Down Sub function Back Sub function OK ERC Front and Button Function...

Страница 18: ...Sub function Down Sub function Back Sub function OK ERC Front and Button Functionallity 1 Click Temperature setpoint Danfoss ERC 102 Hold 3 sec Menu 1 Click Variable direct function e g ECO Night mod...

Страница 19: ...N OF INPUTS AND OUTPUTS 6 1 Changing input and output configuration settings Example Input S1 is attached to a temperature sensor The sensor measures cabinet temperature Example Input S2 is attached a...

Страница 20: ...3C FAn 0 Lig no RW DO4 Config o4C dEF 0 Lig no RW Button 1 Short Config b1C noP tP noP no RW Button 1 Long Config b1L PoF tP PoF no RW Button 2 Short Config b2C dEF tP noP no RW Button 3 Short Config...

Страница 21: ...Stn for a temperature sensor values given in Celsius Ldr for a light sensor values given in Luminens Dig for a digital sensor with simple on off indication D01 Config D1C CoP Direct compressor control...

Страница 22: ...tpoint ECo Toggle Eco mode Lig Toggle light dEF Toggle defrost SuP Toggle Super Cool Pull down diP Increase display intensity din Decrease display intensity Not operating ERC power ON OFF 6 2 Program...

Страница 23: ...e Sub function Up 1 Click Temperature setpoint Sub function Down nctionallity 1 Click Temperature setpoint 102 ight mode Sub function Up 1 Click Temperature setpoint Sub function Down nctionallity 1 C...

Страница 24: ...ng the buttons Passwords for the different levels can however be altered for the level of access you have for example a level 2 user can change the password for level 1 and level 2 but not level 3 ERC...

Страница 25: ...own nctionallity 1 Click Temperature setpoint High Set Point HSE Low Set Point LSE These parameters define the temperature range limit of the controller Once set the desired temperatue setpoint can no...

Страница 26: ...30 0 240 no min 1 RW RW Low Alarm delay Ltd 0 0 240 no min 1 RW RW High Temp Alarm HAt 15 0 59 0 50 0 58 0 80 0 176 0 C Fa C F 1 RW RW Low Temp Alarm LAt 50 0 58 0 50 0 58 0 80 0 176 0 C F a C F 1 RW...

Страница 27: ...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 is closed again b...

Страница 28: ...ompressor CoP ERC menu code Default Min Max Unit Conv Unit Scale Default Access Shop Ser OEM Compressor CoP Min run time Crt 0 0 30 no min 1 RW RW Min Stop time CSt 0 0 30 no min 1 RW RW Max Off time...

Страница 29: ...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 ERC102 is to be used on a draft beer ice bank application this parameter c...

Страница 30: ...followed by uLo and uLi uLi When the compressor is due to start the voltage of the power supply will be checked and the compressor will only be allowed to start if it is at least the value given in t...

Страница 31: ...1 RW RW Def Max time dAt 30 0 480 no min 1 RW RW Drip off time dot 0 0 60 no min 1 RW Fan delay after Defrost Fdd 0 0 60 no min 1 RW Fan start Temp Ftd 25 0 77 0 25 0 13 0 25 0 77 0 C F a C F 1 RW Def...

Страница 32: ...tt 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 Maximum Time dAt Thi...

Страница 33: ...ounter will be saved in memory and restored after power loss making the initial defrost unnecessary Defrost On Compressor Time dCt If this parameter is set to yES then defrost cycles are based on the...

Страница 34: ...Example FoC 120 sec and FSC 120 sec means that the fan runs for half the time when the compressor is off When the compressor is on the fan is always on according to FAo and Fod Night mode Sub function...

Страница 35: ...min 1 RW RW Light Blocking delay Lbd 0 0 360 no min 1 RW RW Eco Temperature Offset Eto 4 0 7 2 0 0 10 0 18 0 C F r K R 1 RW RW Eco Door Delay EAd The transition from Eco to normal mode and vice versa...

Страница 36: ...urisdictions 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...

Страница 37: ...n will stop regardless of whether the desired pull down temperature has been reached Pull Down Limit Temperature PLt This parameter sets the minimum allowed temperature during pull down In order to pr...

Страница 38: ...Automatic Heater Control AHC ERC menu code Default Min Max Unit Conv Unit Scale Default Access Shop Ser OEM Auto Heater Control AHC Automatic heater mode enable AuH no no yES no RW Energy mode delay E...

Страница 39: ...ure which if reached will cause the compressor to switch off Condenser OK Limit CoL This parameter sets the temperature at which the compressor is allowed to start again after the temperature set in C...

Страница 40: ...r the displayed temperature is the actual temperature or whether it is restricted to the cut in cut out limits Set to nO means that the actual temperature will de displayed The parameter is set to nO...

Страница 41: ...er causes the display to show ECO when the system is in ECO mode If set to nO the temperature continues to be displayed Show Pull down state SSC If set to yES this parameter causes the display to show...

Страница 42: ...ation S3A nC nC doo no RW DI Config diC dio doC dio no RW DO1 Config o1C CoP CoP HEt no RW DO2 Config o2C dEF 0 Lig no RW DO3 Config o3C FAn 0 Lig no RW DO4 Config o4C Lig 0 Lig no RW Button 1 Short C...

Страница 43: ...R R DOs Status ouS IIII IIII no R R Relay 1 counter rL1 0 999 no 1000 1000 R R Relay 2 counter rL2 0 999 no 1000 1000 R R Relay 3 counter rL3 0 999 no 1000 1000 R R Relay 4 counter rL4 0 999 no 1000 1...

Страница 44: ...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...

Страница 45: ...turns to normal nO alarm state maintained regardless ERC menu code Description Compressor CoP Compressor settings Min run time Crt Minimum time compressor must run 0 30 minutes Min Stop time CSt Min t...

Страница 46: ...re the first defrost cycle starts Defrost on compressor time dCt Whether the defrost cycles are measured by elapsed time nO or compressor run time yES ERC menu code Description Fan FAn Fan settings Fa...

Страница 47: ...ection Con Condenser protection settings Condenser Alarm Limit CAL If condenser sensor exceeds this temperature alarm is activated Condenser Block Limit CbL If this temperature is exceeded compressor...

Страница 48: ...ns delicated for LED intensity scope LS3 Light sensor LDR Luminens delicated for both Economy detection and LED intensity scope doC Door contact Contact closed when door closed doo Door contact Contac...

Страница 49: ...ity noP Not operating Button 4 Config b4C Lower right button configuration tP Increase Setpoint tn Decrease setpoint ECo Toggle Eco mode Lig Toggle light dEF Toggle defrost SuP Activate Super Cool Pul...

Страница 50: ...les of no 4 relay since manufacture interval Counter int Compressor run time since last defrost Defrost time counter dnt Duration of last defrost cycle min Door open counter ont ont 100 Number of door...

Страница 51: ...000 mm 2 pole 077F8786 PVC Standard C2 1500 mm 2 pole 077F8790 PVC Standard C2 2000 mm 2 pole 077F8794 PVC Standard C2 3000 mm 2 pole 077F8798 PVC Standard C3 470 mm 3 pole 077F8750 PVC Standard C3 10...

Страница 52: ...Display brightness is weak Ambient light sensor broken Replace sensor Shift between Eco and Normalmode does not happen on ambient light change Ambient light sensor broken or light level not set prope...

Страница 53: ...AI DI s LL Temperature Sensor for Cabi net Temperature Control Temperature Sensor for Evaporator Temperature Control Ambient Light Door input PVC Standard Connector type C1 3 pole PVC Standard Connec...

Страница 54: ...ture Control Temperature Sensor for Evaporator Temperature Control Ambient Light Door input PVC Standard Connector type C1 3 pole PVC Standard Connector type C2 2 pole Light sensor Connector type C3 3...

Страница 55: ...input PVC Standard Connector type C1 3 pole PVC Standard Connector type C2 2 pole PVC Standard Connector type C3 3 pole Door sensor cable Connector type C4 3 pole 470 mm 077F8751 470 mm 077F8780 470 m...

Страница 56: ...3 pole PVC Standard Connector type C2 2 pole PVC Standard Connector type C3 3 pole Door sensor cable Connector type C4 3 pole 470 mm 077F8751 470 mm 077F8780 470 mm 077F8750 1000 mm 080G3332 1000 mm...

Страница 57: ...fan has been running for a while so that the heat from the fan does not affect the tempera ture reading For applications sensitive to sub zero temperatures sensor placement in the evaporator outlet a...

Страница 58: ...protect the com pressor against high pressure when the condenser is blocked or the condenser fan fails Placement of sensor Place the sensor at the liquid side of the condenser Use a metal bracket or...

Страница 59: ...ble 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 Danfoss does not supply the door switch Us...

Страница 60: ...orator Condenser or Ambient Light Door CFF Refrigerator ERC102C Comp Fan Lamp Control Defrost Condenser Door CFF Freezer ERC102D Comp Heater Fan Lamp Control Defrost Condenser Door C connector type NO...

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