• Operating mode selection via button or parameter (P02)
    • ON (Normal mode), FAU ECO and OFF
  • Key lock function: Lock and unlock (P14)
  • Fan type selection (P54)
    • 1-speed, 2-speed, 3-speed or ECM fan (DC 0...10 V)

Advanced functions

  • Enable bypass function for external air circulation (P24)
  • Enable selection of internal and external air circulations (P25)
  • Select fresh air flow control via FAU ECO mode (P02 = 2, P26)
  • Operating mode after power resumed: Previous mode, ON or OFF (P27)
  • Enable delay-off timer: up to 23 hours (P28)
  • Set maximum and minimum fan output for ECM fan (P55, P56)
  • Set minimum on-time for fan (P59)
  • Reload factory settings for commissioning and control parameters (P71)
  • Enable Chinese text display (P98)