Why is my Danfoss Control Unit showing a maximum temperature alarm?
If the temperature inside the cold room has exceeded the maximum temperature alarm setting, and your Danfoss Control Unit is showing a maximum temperature alarm, it may be due to the sensor not reading the temperature properly or the compressor start/stop control not working. Check that the compressor is working properly.
What to do if the Danfoss AK-RC 111 Control Unit displays an open door alarm?
If your Danfoss Control Unit displays an open door alarm, check the door switch status and the door switch connections. If the problem persists, it is recommended to contact the technical assistance service.
What to do if my Danfoss AK-RC 111 compressor protection tripped?
If the compressor protection has tripped on your Danfoss Control Unit, which deactivates all outputs except the alarm one, check that the compressor is working properly and check compressor absorption. If the problem persists, it is recommended to contact the technical assistance service.
What to do if my Danfoss Control Unit has a cold room temperature sensor malfunction?
If the cold room temperature sensor on your Danfoss Control Unit is not working properly, check that it is functioning correctly. If the problem persists, replace the sensor.
What to do if the Danfoss AK-RC 111 defrost sensor is not working?
If the defrost sensor in your Danfoss Control Unit is not working properly, resulting in defrosts lasting the time d3, check that the defrost sensor is working correctly. If the problem persists, replace the sensor.
What to do if my Danfoss Control Unit displays an EEPROM alarm?
If your Danfoss Control Unit displays an EEPROM memory alarm, which deactivates all outputs except the alarm one, switch the unit off and then back on.
What to do if my Danfoss AK-RC 111 triggers a cell light alarm?
If your Danfoss Control Unit triggers a cell light alarm because the light of the cell has been on for longer than the set time (tdo), turn off the light.
How to reset man in cold room alarm on Danfoss Control Unit?
To reset the 'man in cold room' alarm on your Danfoss Control Unit, reset the alarm input inside the cold room.
General| Power Supply | 24 V AC/DC |
|---|---|
| Communication Protocol | MODBUS RTU |
| Digital Inputs | 2 |
| Relay Outputs | 2 |
| Protection Class | IP20 |
| Input Signal | 4-20mA, 0-10V |
| Output Type | Relay |
| Compatibility | Danfoss AK-SC 255 |
Crucial guidelines and safety precautions for installers.
Instructions for the physical installation of the control unit.
Steps to access and modify user-level parameters.
Detailed explanation of user-configurable parameters.
Process to access and modify installer-level parameters.
Detailed explanation of installer-configurable parameters.
Information on setting and managing the controller's password.
How to configure the network using Modbus-RTU protocol.
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