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Summary of Contents for Danfoss EKC 361
- Page 1 Controller for regulation of media temperature EKC 361 Manual REFRIGERATION AND AIR CONDITIONING...
- Page 2 • Analog input signal that can displace the temperature reference • Analog Output signal corresponding to selecting temperature as running display value. Please observe : Not possible if ICM is selected as valve Start/ stop Manual RS8AE802 © Danfoss 12-2009 EKC 361...
- Page 3 The ICS or PM must be equipped with a CVQ pilot valve in order to position ICS or PM. The CVQ valve is operated by the EKC 361 controller. Please notice that a power failure will cause the CVQ pilot valve to fully open ICS/PM.
- Page 4 S according to entered setpoint. This system does not inlude any inner control loop. It is a direct operating and pressure independent valve for control- ling media temperatur. (S Manual RS8AE802 © Danfoss 12-2009 EKC 361...
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Page 5: Survey Of Functions
Due to tolerances in the actuator the value must be set 10K lower than indicated in the curves on page 11. EKC 361 Manual RS8AE802 © Danfoss 12-2009... - Page 6 When you change the setting to an other language you must activate o04 before "the new language" can be visible from the AKM program. Frequency 50 / 60 Hz Set the net frequency. (50=0, 60=1) Manual RS8AE802 © Danfoss 12-2009 EKC 361...
- Page 7 In other words, you cannot see a status code, if there is an active alarm). The individual status codes have the following meanings: S10: Refrigeration stopped by the internal or external start/ stop S12: Refrigeration stopped due to low S EKC 361 Manual RS8AE802 © Danfoss 12-2009...
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Page 8: Operation
If you need to return to the factory-set values, it can be done in this way: - Cut out the supply voltage to the controller - Keep both buttons depressed at the same time as you recon nect the supply voltage Manual RS8AE802 © Danfoss 12-2009 EKC 361... - Page 9 Mount only, if a data communication module has been CVQ/ mounted. CVMQ/ It is important that the installation of the data communi- cation cable be done correctly. Cf. separate literature No. RC8AC.. Wire length: See appendix 2 EKC 361 Manual RS8AE802 © Danfoss 12-2009...
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Page 10: Data Communication
• You will also be able to see • If you wish to check earlier the parameter names of the temperature measurements, functions on page 5-7. you can see them in the log collection. Manual RS8AE802 © Danfoss 12-2009 EKC 361... - Page 11 The lowest occurring suction pressure will have a belonging t value which in turn indicates the value of the n02 setting. Due to tolerances in the actuator, the setting value must be 10 K lower than shown in the curve. EKC 361 Manual RS8AE802 © Danfoss 12-2009...
- Page 12 Cut out NTC resistor in actuator. If more than 200 kohm is measured across terminals 17 and 18 (disassemble the Actuator feels warm. lead), either the NTC or leads are disconnected. Check the leads. Manual RS8AE802 © Danfoss 12-2009 EKC 361...
- Page 13 (If the actual application has a requirement re- garding max. evaporating pressure, a lower setting may of course be selected, so that the pressure is limited). EKC 361 Manual RS8AE802 © Danfoss 12-2009...
- Page 14 Manual RS8AE802 © Danfoss 12-2009 EKC 361...
- Page 15 EKC 361 Manual RS8AE802 © Danfoss 12-2009...
- Page 16 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.
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