background image

Controller for temperature control

- EKC 202 

Manual

Summary of Contents for EKC 202

Page 1: ...Controller for temperature control EKC 202 Manual...

Page 2: ...geration technical functions Defrost on demand in 1 1 systems Buttons and seal imbedded in the front IP65 density from the front panel Digital input for either Door contact function with alarm Defrost...

Page 3: ...sor solenoid valve Defrost sensor Electrical defrost gas defrost Relay output 3 is used for control of fan EKC 202C Controller with four relay outputs two temperature sensors and digital input Tempera...

Page 4: ...regulation Change over to night operation Case cleaning Change to another temperature reference Inject on off Case cleaning function This function makes it easy to steer the refrigeration appliance t...

Page 5: ...e new value by once more pushing the middle button Display The values will be shown with three digits and with a setting you can determine whether the temperature are to be shown in C or in F Operatio...

Page 6: ...g during pump down and defrost d09 0 2 1 Defrost sensor 0 time 1 S5 2 Sair d10 0 2 0 Max aggregate refrigeration time between two defrosts d18 0 hours 48 hours 0 hours Defrost on demand S5 temperature...

Page 7: ...nually but only when r12 1 u60 Temperature measured with Sair sensor u69 Status on relay 4 alarm defrost light Can be controlled manually but only when r12 1 u71 Fault code display Alarm code display...

Page 8: ...ure can be carried out r04 Disp Adj K Temperature unit Set here if the controller is to show temperature values in C or in F r05 Temp unit C 0 F 1 Only C on AKM whatever the setting Correction of sign...

Page 9: ...un once it has been started And for how long it at least has to be stopped The running times are not observed when defrosts start Min ON time in minutes c01 Min On time Min OFF time in minutes c02 Min...

Page 10: ...e from a defrost and until the compressor is to start again The time when water drips off the evaporator d06 DripOff time Delay of fan start after defrost Here you set the time that is to elapse from...

Page 11: ...t is open it signals that the door is open The refrigeration and the fans are stopped When the time setting in A04 is passed an alarm will be given and refrigeration will be resumed 3 Door alarm When...

Page 12: ...There is access to adjustments of values but not to configuration settings If the settings in the controller are to be protected with an access code you can set a numerical value between 0 and 100 If...

Page 13: ...alarm A2 Low temperature alarm Low t alarm A4 Door alarm Door Alarm A5 Information Parameter o16 is expired Max Hold Time A15 Alarm Signal from DI input DI1 alarm A45 Standby position stopped refriger...

Page 14: ...emands refrigeration Defrost Fan Alarm The relay is cut out during normal operation and cuts in in alarm situations and when the controller is dead de energised Light The contact will cut in when the...

Page 15: ...rrent terminals are with plugs Relays CE 250 V a c UL 240 V a c DO1 Refrigeration 10 6 A 10 A Resistive 5FLA 30LRA DO2 Defrost 10 6 A 10 A Resistive 5FLA 30LRA DO3 Fan 6 3 A 6 A Resistive 3FLA 18LRA 1...

Page 16: ...anfoss and Danfoss logotype are trademarks of Danfoss A S All rights reserved Ordering Type Function Code no EKC 202A Refrigeration controller 084B8521 EKC 202B Refrigeration controller with fan funct...

Reviews: