Installation of PP 45 HYI humidity sensor

Accessories for PP 45 HYI = internal humidity sensor

ATTENTION: Unit damage/no function if the humidity sensor is installed incorrectly. Do not bend pins. Insert sensor up to stop in bush.

  1. Switch off the mains fuse and secure it against being switched on again.
  2. Carefully remove the frame from the control.
  3. Plug the PP 45 HYI humidity sensor into the I2C interface → arrow.
  4. Attach the frame of the control. Ensure that the sensor opening (hole in the frame) is positioned over the sensor (ensure correct position) and that the frame snaps into place.
  5. Start up ventilation system and register humidity sensor in service mode→.Service mode setting parameters.