Thermostat EFIT 550 ONLY:
The fi rst function to choose in the 
basic setting is whether Thermostat 
EFIT 550 must operate Alone or as 
Master or Slave thermostat.
If several thermostats are linked in one 
network, only one of the thermostats 
can be choosen as Master !
For further information about network 
and Master/Slave, see section on 
page 24.
Turn to choose Alone (ALO), Master 
(MAS) or Slave (SLA), and press ...
Please note !
If Slave is chosen, not all settings in 
the Basic Setting will appear.
The settings left out can be set from 
the Master unit.
14