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User
Guide RS8GR602 © Danfoss 2016-10
AK-CT
450A
Light-emitting diodes (LED) on front panel
The three lower bottom LEDs will light up when the relevant relay
is activated.
º
º =
Refrigeration
º =
Defrost
º =
Fan running
The light-emitting diodes will flash when there is an alarm.
In this situation you can download the error code to
the display and cancel/sign for the alarm by giving the top
button a brief push.
Display
The values will be shown with three digits, and with a setting
you can determine whether the temperature is to be shown in
°C or in °F.
Operation
The buttons
When you want to change a setting, the upper and the lower
buttons will give you a higher or lower value depending on the
button you are pushing. But before you change the value, you
must have access to the menu. You obtain this by pushing the
upper button for a couple of seconds - you will then enter the
column with parameter codes. Find the parameter code you
want to change and push the middle buttons until value for
the parameter is shown. When you have changed the value,
save the new value by once more pushing the middle button.
Examples
Set menu
1. Push the upper button until configuration access cFg is shown.
2. Push the upper or the lower button and find that parameter you
want to change.
3. Push the middle button to enter the group.
4. Push the upper or the lower button and find that parameter you
want to change.
5. Push the middle button until the parameter value is shown.
6. Push the upper or the lower button and select the new value
7. Push the middle button again to freeze the value.
Cutout alarm relay / receipt alarm/see alarm code
• A short press of the upper button
If there are several alarm codes they are found in a rolling stack.
Push the uppermost or lowermost button to scan
the rolling stack.
Set temperature
1. Push the middle button until the temperature value is shown.
2. Push the upper or the lower button and select the new value.
3. Push the middle button again to conclude the setting.
Reading the temperature at defrost sensor (Or product sensor,
if selected in o92.)
• A short press of the lower button.
Manuel start or stop of a defrost
• Push the lower button for four seconds.
Return to previous menu
1. Press the top or bottom button until ESc is shown.
2. Press the middle button.
