Minimum/Maximum settable temperature
Under particular installation conditions, for example in public buildings, hotels, etc.,
it may be useful to limit the range of values that the temperatures T1 / T2 / T3
and Tm can assume, in order to prevent incorrect settings by the user.
•
is the lower limit
L0
Allowed values: 2°C ÷
Factory value: 2°C
•
is the upper limit
HI
Allowed values:
L0
Factory value: 50°C
Activation / deactivation of the keypad lock
Under particular installation conditions, for example in public buildings, hotels, etc.,
it may be necessary to lock the keypad to prevent changes to the settings by
unauthorized persons.
To activate the keypad lock,
set a password between 001 and 999.
To deactivate the lock, keep the key
pressed until you set "--".
When the keypad lock is active, the symbol
pressing a key, the word
To find out how to unlock the keypad, see page 72.
HI
÷ 50°C
appears on the display and, after
appears.
bLOc
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OB327000 Chronothermostat User Manual