• Fan speed selection via fan button
  • Fan operation selection (enable or disable) via parameter P16
  • Fan operation selection in dead zone (low-speed or off) via parameter P15
  • Timer with delay Off function (P28): preset or user selection
  • Minimum and maximum setpoint limitation (P09 & P10)
  • Return to previous operating mode, Protection or Comfort upon power failure (P27)
  • Temperature sensor calibration
  • Surge protection at power-up
  • Maintenance of room temperature via built-in temperature sensor (RDQ400, RDQ410)
  • Maintenance of room temperature via built-in temperature sensor or external temperature sensor (RDQ411)
  • HVAC application selection via parameter P01
  • Selectable On/Off output for 2-wire valve or 3-wire valve actuator (P01)
  • Note: 3-wire valve actuator for 2-pipe fan coil application only.
  • Full or partial keylock (P14)
  • Factory reset via parameter P71