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User Guide

Electronic Refrigeration Controller

 

ERC 112

This user guide is intended to be used by OEMs for the purpose of 
programming ERC 112. It may also be useful for technicians. However, it is not 
intended as a user guide for end users.

www.danfoss.com/erc

Summary of Contents for erc 112

Page 1: ...eration Controller ERC 112 This user guide is intended to be used by OEMs for the purpose of programming ERC 112 It may also be useful for technicians However it is not intended as a user guide for en...

Page 2: ...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 EAC Ukraine The access level can be set separately for each parameter using KoolProg Koo...

Page 3: ...ass Door Merchandiser No frost freezer sub zero cooler S2 S3 S4 are optional S3 S4 are optional Gastro No frost freezer Cooler S2 S3 S4 are optional User Guide ERC 112 Refrigeration Controller Danfoss...

Page 4: ...abinet S2 Temperature sensor for defrost S3 Temperature sensor for condenser light sensor or Motion sensor S4 Temperature sensor Pt 1000 ohm 0 C or door signal di Door signal or Motion sensor Defrost...

Page 5: ...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 pr...

Page 6: ...le 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 with standard...

Page 7: ...000 ohm Door Cabinet temp sensor Evaporator temp sensor Condenser Pt 1000 ohm Door Motion Cabinet temp sensor Evaporator temp sensor Condenser Pt 1000 ohm Door Motion Cabinet temp sensor Evaporator te...

Page 8: ...zer 27 080G3212 ERC 112D Red LED with buzzer 27 080G3213 ERC 112C Blue LED with buzzer 27 080G3216 ERC 112D Blue LED with buzzer 27 080G3217 ERC 112C Blue LED with buzzer 27 080G3233 ERC 112D Blue LED...

Page 9: ...Press variable direct function e g ECO Night mode Sub function back 1 Press variable direct function e g light Sub function OK 1 Press temperature set point Sub function up 1 Press temperature set po...

Page 10: ...K Max 25 K Default 0 Seasonal offset temperature This parameter is only available from Product version PV03 onwards Please check product label for Product version of your controller Offset value for s...

Page 11: ...an be set to one of these alternatives to control the light in the cabinet on always ON oFF always OFF dor door sensor only Lod Min 0 s Max 300 s Default 0 s Light OFF delay Number of seconds the ligh...

Page 12: ...rator sensor or by the cabinet temperature sensor if no evaporator sensor is used drt Min 0 0 C Max 200 0 C Default 5 0 C Defrost reset temperature The defrost counter is saved and restored at power u...

Page 13: ...t Times based on elapsed time doC Min 0 hour Max 24 hour Default 0 hour Defrost by Comp running time Continuous compressor running can cause defrost 0 deactived dEt Min 50 0 C Max 0 0 C Default 50 0 C...

Page 14: ...n 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...

Page 15: ...denser at which an alarm will be generated CbL Min 0 C Max 200 C Default 85 C Condenser Block Limit CbL This parameter sets the temperature which if reached will cause the compressor to switch OFF CoL...

Page 16: ...e a realistic temperature appearance for an application a display delay can be set The parameter sets the time constant tau of the moving average filter for the display Physically one time constant re...

Page 17: ...10 readings Controller will display Error Err if the probe value is more than Signaling threshold value and the trend of the probe is increasing based on the past 10 readings Controller will display i...

Page 18: ...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 necess...

Page 19: ...of Door action or activity through PIR sensor mentioned in EDA and EPA parameters to exit the ECO mode Edd Min 0 min Max 180 min Default 180 min Door delay Door delay after door close to trigger ente...

Page 20: ...respect to normal mode during holiday mode diE Min 0 0 K Max 10 0 K Default 2 0 K ECO Differential Thermostat differential for ECO FoE Min 0 s Max 960 s Default 0 s ECO Fan on cycle On time for fan du...

Page 21: ...perature sensor input S1C Default Stn S1 Config S1C S2 Config S2C S3 Config S3C S4 Config S4C Available options are Stn for a standard temperature sensor NTC 5 K 25 C and TPE precision Htn for a high...

Page 22: ...Default noP Button 5 Config short press b5C Button 5 Config long press b5L Button 5 is an external button option which can be connected and configured through S4 sensor b5L Default noP Short press fu...

Page 23: ...product code ACt Accumulated Comp run time AFt Accumulated Fan run time ALt Accumulated Light run time AEt Accumulated ERC up time Sdi DI physcial DI pin state ON OFF uAC Voltage value Current main p...

Page 24: ...nsor Et1 Evaporator1 Temp Temperature of the evaporator sensor1 Et2 Evaporator2 Temp Temperature of the evaporator sensor2 AuS AUX Temp Temperature of the AUX sensor invisible LLu Light level value Ac...

Page 25: ...ighest temperature If configured cut in alarm relay beep the buzzer High temperature alarm Lo Air temperature is lower than LAt for Ltd User configured Blink Lo with the lowest temperature If configur...

Page 26: ...0 mm 077F8766 3000 mm 080G3392 3000 mm 080G3342 3000 mm 080G3324 2000 mm 077F8765 3000 mm 077F8798 3000 mm 077F8768 4000 mm 080G3393 4000 mm 080G3343 2200 mm 077F8767 6000 mm 080G2029 6000 mm 080G2039...

Page 27: ...0 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 Temperature Sensor for Cabinet Temperature Control...

Page 28: ...l Evaporator Condenser or Ambient Light or Motion detection Door or Motion detection CFF refrigerator ERC 112C Comp Fan Lamp Control Defrost Condenser Door CFF freezer ERC 112D Comp Heater Fan Lamp Co...

Page 29: ...peratures 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...

Page 30: ...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 Plac...

Page 31: ...User Guide ERC 112 Refrigeration Controller Danfoss DCS vt 2019 07 BC200686422115en 000802 31...

Page 32: ...Danfoss DCS vt 2019 07 BC200686422115en 000802 32 ADAP KOOL...

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