Orbis Orus Manuel D'utilisation page 52

Antifreeze temperature (only for winter operation)
• It is possible to set a safety temperature value (antifreeze temperature) to
be maintained in case the programmable thermostat is deactivated.
Field (22) will display the writing
"OFF=" and on field (16) the
antifreeze temperature value
currently set will flash.
Press the " " and "
increase or decrease the temperature
value. It is possible to choose a value
between 01.0°C and 10.0°C.
It is also possible to disable the
antifreeze function holding the
" " key until field (16) displays the
symbol "---". In this case, when the
programmable thermostat is off, no
regulation is executed.
Temperature measurement unit
It is possible to choose to display the temperature in degrees Celsius (°C)
or Fahrenheit (°F).
Field (22) displays the writing
"dEG=" and on field (25) the
measurement unit currently set will
flash.
Press the " " or "
indifferently to change the unit and
" " to confirm.
External probe presence
The programmable thermostat allows to connect a remote external
temperature probe for the displaying (and in case also regulation) of the
temperature measured where the probe is placed.
" keys to
" keys
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Orus Programmable Thermostat User Manual