Unit overview
15
Unit overview
1 Housing with motor
2 Impeller
3 Cable grommet
4 Electronics cover
5 Internal grille or internal shutter
5.1 Fixed internal grille
5.2 Electrically operated internal shutter
5.3 Bimetal
6 Cover
7 Designer cover
8 Electronic circuit boards
8.1 Standard electronics
8.2 Sensor electronics (only for models F, H
and B)
8.3 VZC electronics
9 Sensors
9.1 Motion sensor
B
9.2 Light sensor
F
9.3 Humidity sensor
H
