Vemer CHRONOS, Руководство пользователя

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CHRONOS Chronothermostat User Manual
The features of this probe are the following:
• Protection degree: IP66
• Cable lenght: 2 meters (expanding up to 40meters bipolar cable section 1 mm
2
)
• Operating temperature: -40 °C ÷ +60 °C
Code Model Capacity
VN883500 X.Temp -40 °C ÷ +60 °C
If the input is configurable as external temperature probe, the chronothermostat
shows on the display the measured values of the external probe and uses them for the
adjustment.
During normal operation of the chronothermostat, to know which probe is used for the
adjustment, simply press the key
.
Password for key lock
It’s possible to set a key lock if the
chronothermostat is installed in public places
or however if you want to prevent anyone from
modifying the operation parameters.
To set a password, enter on field
3$V
a value
between 001 and 999. To deactivate the password
press the key
until “
__ _
” appears.
When the keyboard is locked, the thermostat performs all its functions using the set
regulation parameters.
If the key lock is active and one key is pressed, the display shows for a few seconds
the writing
E/RF
with flashing dashes: enter the password to unlock the keyboard,
which will be locked for 30 seconds from the last pressure.
System operation hours
This page shows the total number of hours of the
system operation (relais ON) for the current mode
(indicated by the icons
o ).
The hour meter has got 4 digits and it’s resettable
pressing for a long time the key
until
appears.