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Danfoss EKC 202C-MS User Manual
Danfoss EKC 202C-MS User Manual

Danfoss EKC 202C-MS User Manual

Controller for temperature control
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User Guide
Controller for temperature control
EKC 202C-MS

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Summary of Contents for Danfoss EKC 202C-MS

  • Page 1 User Guide Controller for temperature control EKC 202C-MS...
  • Page 2 - Coordinated defrost via data communication Contents Introduction ....................... 2 Functions ......................8 Operation ......................5 Connections .....................14 Menu survey ....................... 6 Data ........................15 Ordering ......................16 User Guide RS8GH202 © Danfoss 2015-08 EKC 202C-MS...
  • Page 3 One or two NTC sensors of the same type must be connected. The following can be selected: NTC 5000 Ω @ 25°C. M2020 (Danfoss Type = EKS 211) NTC 10000 Ω @ 25°C. Beta 3435 (Danfoss Type = EKS 221) NTC 3000 Ω @ 25°C NTC 2500 Ω @ 0°C NTC 10000 Ω...
  • Page 4 (the compressor operates for a longer time and pulls the S5 temperature further down). When the temperature passes a set allowed variation the defrost will be started. This function can only be used in 1:1 systems User Guide RS8GH202 © Danfoss 2015-08 EKC 202C-MS...
  • Page 5 A special moulding technique unites the hard front plastic, the softer buttons and the seal, so that they become an integral part of the front panel. There are no openings that can receive moisture or dirt. EKC 202C-MS User Guide RS8GH202 © Danfoss 2015-08...
  • Page 6 Used sensor types n01: NTC 5000 Ω @ 25°C. M2020 (Danfoss Type = EKS 211) n02: NTC 10000 Ω @ 25°C. Beta 3435 (Danfoss Type = EKS 221) n03: NTC 3000 Ω @ 25°C n04: NTC 2500 Ω @ 0°C n05: NTC 10000 Ω...
  • Page 7 1 Go through the survey of factory settings. Make any necessary changes in the respective parameters. 2 For network. Set the address in o03 and then transmit it to the gateway/ system unit with setting o04. EKC 202C-MS User Guide RS8GH202 © Danfoss 2015-08...
  • Page 8 The thermostat reference and the alarm values are shifted the following number of degrees when the displacement is activated. Activation can take place via r39 or input DI Night setbck (start of night signal) User Guide RS8GH202 © Danfoss 2015-08 EKC 202C-MS...
  • Page 9 ”come tumbling” one after the other. Defrost can be accomplished with electricity, hotgas or brine. The actual defrost will be stopped based on time or temperature with a signal from a tempera- ture sensor. EKC 202C-MS User Guide RS8GH202 © Danfoss 2015-08...
  • Page 10 If you wish to start an extra defrost, push the controller’s lowermost button for four seconds. Def Start You can stop an ongoing defrost in the same way Here you can start a manual defrost. User Guide RS8GH202 © Danfoss 2015-08 EKC 202C-MS...
  • Page 11 These settings can only be made when a data communication module has been mounted in the other controllers in ADAP-KOOL® refrigera- controller and the installation of the data communication cable has been finished. tion controls. This installation is mentioned in a separate document “RC8AC”. EKC 202C-MS User Guide RS8GH202 © Danfoss 2015-08...
  • Page 12 Sensor type SensorConfig n01: NTC 5000 Ω @ 25°C. M2020 (Danfoss type = EKS 211) NTC 5000 Ω @ 25°C (EKS 211) = 15 n02: NTC 10000 Ω @ 25°C. M3435 (Danfoss type = (EKS 221) NTC 10000 Ω @ 25°C (EKS 221) = 16 n03: NTC 3000 Ω...
  • Page 13 Semihermetic Compressors c02 min. 8 minutes and c01 min. 2 to 5 minutes ( Motor from 5 to 15 KW ) * ) Direct activating of solenoid valves does not require settings different from factory (0) EKC 202C-MS User Guide RS8GH202 © Danfoss 2015-08...
  • Page 14 - Long cables at the DI input should be avoided Data communication If data communication is used, it is important that the installation of the data communication cable is performed correctly. See separate literature No. RC8AC.. Data communication User Guide RS8GH202 © Danfoss 2015-08 EKC 202C-MS...
  • Page 15 The relays cannot be used for the direct connection of capacitive loads such as LEDs and on/off control of EC motors. All loads with a switch mode power supply must be connected with a suitable contactor or similar. EKC 202C-MS User Guide RS8GH202 © Danfoss 2015-08...
  • Page 16 Copy key EKC - EKC 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.