Mounting the device
Switching or Room thermostat insert are mounted and connected properly (see in-
structions of the relevant inserts).
￭
Fit the cover with frame on the insert.
￭
Switch on mains voltage.
All display icons are briefly actuated and the software version is displayed for
approx. 3 seconds. Subsequently, the year flashes in the display and the
device must be commissioned (Commissioning).
If Err appears in the display, the cover was previously connected to another insert.
To enable operation again, either place the cover onto the correct insert or press the
+ and – buttons for more than 4 seconds.
After changing the insert, the year flashes in the display and all settings must be con-
firmed (see Commissioning section).
10
Overview of button combinations
Button combina-
tion
Length of button
press
Display
What happens
– and
Ƙ
Longer than
one second
Ɨ
is
shown or hid-
den
Button lockout is activated or de-
activated
ƣ
and
Ƨ
Longer than
10 seconds
Countdown
from 9 to 0
Parameters for control can be
changed
ƨ
and - or +
Longer than
one second
SAVE
The current time is saved as the
switching time
ƨ
and
Ƙ
Longer than
10 seconds
Countdown
from 9 to 0
Display: toggling between target
temperature, actual temperature
and current time
ƨ
and
Ƨ
Longer than
10 seconds
Countdown
from 9 to 0
Display: toggling between display
permanently on and switch-off
after 2 minutes
Ƨ
and
Ƙ
Longer than
10 seconds
Countdown
from 9 to 0
The default setting for the device
is restored
+ and –
Longer than
4 seconds
Err
Cancelling of lockout when chan-
ging cover or insert
11
Technical data
Ambient temperature
-5 ... +45 °C
Storage/transport temperature
-20 ... +70 °C
Accuracy per month
± 10 s
Power reserve
> 4 h
LB Management room thermostat display
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