4.7 Resetting the factory settings
Attention! All user settings will be lost.
¾ If present, remove the microSD Card from the base station and delete the parameter file
"params_usr.bin" at the PC.
¾ Press the rmBUS button of the base station Radio for three seconds in order to start the pair-
ing mode.
9 The LED "Heating zone1" flashes.
¾ Press the rmBUS pushbutton again for a duration of 15 seconds.
9 Now the base station is reset to factory settings and behaves as it did during the first com-
missioning (see section 4).
Note! Previously allocated room control units must be paired newly, see section 4.3.
4.8 KWL Smart Home Ready
The MVHR Smart Home Ready allows the control of the ventilation levels of the mechanical ventila-
tion with heat recovery (MVHR) LZG 200/400 via the room control units or via the web interface of
room control unit bases (EZR bases) in stand-alone or master/slave operation.
The following preconditions must be met:
9 The base paired to the MVHR must be operated in stand-alone operation or as master.
DEU
9 The base paired to the MVHR must be an Ethernet variant.
9 The EZR and the MVHR must be in the same network.
ENG
The steps for performing an implementation of the MVHR in the Alpha 2 EZR system can be taken
FRA
from the LZG 200/400 installation and operating instructions.
NDL
4.9 Operating lock (hotel function)
ITA
Switch-over of the room control unit operating lock between "Standard" and "Restricted opera-
tion" (hotel function). Restricted function is only possible with code-protected operation lock
ESP
(parameter 030 = 1) with password (parameter 031). The restricted operation only allows a setting
of the target value at the room control unit. The actual value is displayed.
The setting applies globally for all room control units taught-in at the corresponding base with
operating lock activated.
The comfort programs remain active.
The operating lock (hotel function) can be set via the MicroSD card, via the web surface of the
Ethernet variant or via the service level of the RBG display (parameter 171).
¾ Activate the operating lock (hotel function) "Restricted operation" using a Room control unit
Display taught-in to the base (parameter 171 = 1).
¾ Activate the code-protected operating lock (child safety lock) individually at every desired
Room control unit Display of the base (parameter 030 = 1).
Note: The standard password "0000" of the previously activated operating lock (child safety lock)
can be changed with parameter 031.
¾ Activate "Child safety lock" via the padlock symbol in the lifestyle functions individually for
each room control unit.
Cancellation via pressing and holding the rotary control and the previously defined password.
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