How to set the hysteresis value on a Carel digital Display?

The hysteresis value determines the fluctuation of temperature between when the compressor is cooling and when the compressor is on stand-by.

  1. Hold the set button for 6-8 seconds. 
  2. Go with the arrow buttons to setting “rd”
  3. Press set and change this setting to 2,0
  4. Press set and go the setting “c2”
  5. Press set and change this setting to 1
  6. Please hold the set button for 3 seconds, to save the settings.

The temperature fluctuation is now about 2-3 degrees. Less is not possible, this can damaged the compressor.