DEVI DEVIreg Opti Installation Manual page 20

Frost protection:
Is set by pushing
Desired temperature for frost protection can be set in
installer menu. Value is between 5-9°C.
If the current room temperature is below the set frost protec-
tion temperature, the heating ON icon
the thermostat will start heating.
Installer menu:
Settings described in next point (Start up wizard) will be
available, uppon accessing this menu.
It's strongly advised: ONLY for the trained installer, to access
this menu, as changes of settings can lead into damage of a
floor surface.
It can be accessed from OFF state (thermostat is turned off),
by holding the timer button
The mode button
parameters (starting at 1), up
20
until frost protection icon
for 10 sec.
is used for cycling through the
will appear, and
& down
DEVIreg™ Opti
appears.
buttons, for
Installation Guide