Sentiotec wave.com4 Instructions De Montage Et Mode D'emploi page 79

Installation instructions, only for experts
9. Earth wire collective connection (PE)
10. Internal main connection humidity board (optional: WC4-H-PCB)
These terminals provide the internal supply of the optional humidity extension.
PE
PE
PE
PE
CAUTION:
These connections are connected to one another
on the conductor plate (collective terminal).
PE
N
L1
p. 37/42
EN