INSSTCNP5MA0612
entire display blinks during 5 seconds. In this case, dis-
connect the heating system at the electrical panel.
Security mode
This mode imposes a maximum temperature set point which
is impossible to exceed regardless of the mode in progress.
However, it is still possible to lower the set point at your dis-
cretion. Please note that when the Security mode is activat-
ed, it is impossible to switch from the
mode to the
mode, and conversely.
Procedures to activate Security mode.
1. To activate the Security mode, the thermostat should be in
Day mode. Exit any adjustment mode to manually adjust
the set point at the desired maximum value.
2. Simultaneously press down the + and - buttons during 10
seconds (note that after 3 seconds, the icon starts to
blink and the software version and date are displayed. Con-
tinue to press down these buttons).
3. After 10 seconds, the icon is displayed indicating that
the Security mode is activated. Then, release the buttons.
Procedures to deactivate Security mode.
1. To deactivate the Security mode, cut off the power supply
of the thermostat at the electrical panel and wait at least 20
seconds.
2. Restore the power supply to the thermostat. The icon
will blink during a maximum of 5 minutes, indicating that
you can deactivate the Security mode.
3. In Day mode, simultaneously press down the + and - but-
tons for more than 10 seconds. The icon will then be
hidden indicating that the Security mode is deactivated.
Parameter backup and power failures
The thermostat saves some parameters in its nonvolatile
memory in order to recovere them when power is restored
(e.g. after a power failure). These are the four set points (Day/
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