Viessmann SCU345 Manual page 60

Time and date
DatE/TIME
Time
Adjustment range: 00:00 ... 23:59
Factory setting: 12:00
DatE/YYYY
Year
Adjustment range: 2010 ... 2099
Factory setting: 2010
DatE/MM
Month
Adjustment range: 01 ... 12
Factory setting: 03
60
DatE/DD
Day
Adjustment range: 01 ... 31
Factory setting: 15
The date and time can be entered. Both are required
for the thermostat function.
ROSA
Ventillogik 1
ROSA
2
ROSA numbers
Adjustment range: 0000 ... 9999
3
In the ROSA channel, the 4-digit number given by the
4
Online Service Assistant can be entered.
The following table shows the numbers available for
the BX L with the corresponding system layouts.
System ROSA number
ARR1 5
ARR2 16
ARR3 6
ARR4 17
ARR5 225
ARR6 226
ARR7 227
ARR8 29
ARR9 228
Valve logic
VLOG
Valve logic
Adjustment range: 1, 2, 3, 4
Factory setting: 1
In this adjustment channel the valve logic can be
adjusted.
Valve logic
Ventillogik 1
2
3
Flow direction when the
Durchflussrichtung
4
valve is normally open
im stromlosen Zustand
Temperature unit
UNIT
Temperature unit
Adjustment range: °C, °F
Factory setting: °C
In this adjustment channel the temperature unit can
be chosen.
The unit can be switched between °C and °F during
operation.
Durchf
im stro