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DHW RETURN ELECTRIC CONNECTION
Low voltage max. 12VAC/DC
Connection on the left part of
the terminal board!
The polarity of the sensors is freely selectable.
The connection of the ground must be made to the lower
part of the terminal (-)
Protection line PE must be connected to the metal clamp PE!
R1 relays: use only for standard pump control, 20 VA min. consumption
!
Sensor side
Attention
max. 12 V
!
Attention
Assembling instrunctions and maintenance
Danger
Main voltages 230VAC
50-60Hz
Connection on the right part of the
terminal board!
Main 230 V
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