Viessmann SCU345 Manual page 20

Adjustment channels
Channel Sub channel 1
ARR
ROSA
VLOG
LOAD1 >
DT1O
DT1F
DT1S
RIS1
S1MAX
SMXS1
LOAD2 >
DT2O
DT2F
DT2S
RIS2
S2MAX
LST2
LOAD3
DT3O
DT3F
DT3S
RIS3
S3MAX
LST3
COL >
CEM
OCCO*
OCMN
OTCO
OCFR
20
Sub channel 2 Factory setting
1
0000
1
6.0 K [12.0 °Ra]
4.0 K [8.0 °Ra]
10.0 K [20.0 °Ra]
2 K [4 °Ra]
60 °C [140 °F]
2
6.0 K [12.0 °Ra]
4.0 K [8.0 °Ra]
10.0 K [20.0 °Ra]
2 K [4 °Ra]
60 °C [140 °F]
ON
6.0 K [12.0 °Ra]
4.0 K [8.0 °Ra]
10.0 K [20.0 °Ra]
2 K [4 °Ra]
60 °C [140 °F]
ON
130 °C [270 °F]
OFF
CMAX 110 °C [230 °F]
OFF
CMIN 10.0 °C [50.0 °F]
OFF
TCST 07:00
TCEN 19:00
TCRU 30 s
TCIN 30 min
OFF
CFR O 4.0 °C [40.0 °F]
Change to Description
5 System
225 ROSA number
Valve logic
Loading 1
Switch-on temperature difference 1
Switch-off temperature difference 1
Set temperature difference 1
Rise 1
Tank maximum limitation 1
Sensor tank max 1
Loading 2
Switch-on temperature difference 2
Switch-off temperature difference 2
Set temperature difference 2
Rise 2
Sensor tank max 2
Loading tank 2
Loading 3
Switch-on temperature difference 3
Switch-off temperature difference 3
Set temperature difference 3
Rise 3
Sensor tank max 3
Loading tank 3
Collector
Collector emergency temperature
Collector cooling option
Collector maximum temperature
Collector minimum limitation option
Minimum collector temperature
Evacuated tube collector function option
Evacuated tube collector starting time
Evacuated tube collector ending time
Evacuated tube collector runtime
Evacuated tube collector standstill interval
Collector frost protection option
Antifreeze temperature collector on
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