Download Viessmann SCU224 Technical data

SCU224
Adjustment Channels
Channel
Description
Arr
x
System
DT O
x
Switch-on temperature difference
DT F
x
Switch-off temperature difference
DT S
x
Nominal temperature difference
RIS
x
Rise control R1
n1MN
x
Minimum pump speed R1
S MX
x
Maximum tank temperature
Emergency temperature collector
EM
x
Emergency temperature collector if ODB is activated:
OCC
x
Option collector cooling
CMX
x*
Maximum collector temperature
OSYC
x
Option system cooling
DTCO
x*
Cooling switch-on temperature difference
DTCF
x*
Cooling switch-off temperature difference
OSTC
x
Option tank cooling
OHOL
x*
Option holiday cooling
THOL
x*
Holiday cooling temperature
OCN
x
Option minimum limitation
CMN
x*
Minimum collector temperature
OCF
x
Option antifreeze
CFR
x*
Antifreeze temperature
O TC
x
Option tube collector
TCST
x*
OTC starting time
TCEN
x*
OTC ending time
TCRU
x*
OTC runtime
TCIN
x*
OTC standstill interval
OHQM
x
Option energy metering
FMAX
x*
Maximum flow
MEDT
x*
Antifreeze type
MED%
x*
Antifreeze concentration
AH O
s
Switch-on temp. for thermostat 1
AH F
s
Switch-off temp. for thermostat 1
t1 O
s
Switch-on time 1 thermostat
t1 F
s
Switch-off time 1 thermostat
t2 O
s
Switch-on time 2 thermostat
t2 F
s
Switch-off time 2 thermostat
t3 O
s
Switch-on time 3 thermostat
t3 F
s
Switch-off time 3 thermostat
ODB
x
Drainback option
tDTO
x*
ODB switch-on condition - time period
tFLL
x*
ODB filling time
tSTB
x*
ODB stabilization time
OTD
s
Option thermal disinfection
PDIS
s*
Monitoring period
DDIS
s*
Heating period
TDIS
s*
Disinfection temperature
SDIS
s*
Starting time
MAN1
x
Manual operation R1
MAN2
x
Manual operation R2
LANG
x
Language
UNIT
x
Temperature unit
RESE
x
Reset - back to factory defaults
W0050100
Version number
Factory setting
3
12.0 °Ra [6.0 K]
8.0 °Ra [4.0 K]
20.0 °Ra [10.0 K]
4 °Ra [2 K]
30 %
140 °F [60 °C]
270 °F [130 °C]
200 °F [95 °C]
OFF
230 °F [110 °C]
OFF
40.0 °Ra [20.0 K]
30.0 °Ra [15.0 K]
OFF
OFF
110 °F [40 °C]
OFF
50 °F [10 °C]
OFF
40.0 °F [4.0 °C]
OFF
07:00
19:00
30 s
30 min
OFF
6.0 l
1
45 %
110 °F [40 °C]
120 °F [45 °C]
00:00
00:00
00:00
00:00
00:00
00:00
OFF
60 s
5.0 min
2.0 min
OFF
01:00
01:00
140 °F [60 °C]
00:00
Auto
Auto
En
°C
Page
39
39
39
39
39
39
40
40
40
41
41
41
41
41
42
42
42
42
42
42
42
44
44
44
44
44
44
44
44
44
14
14
14
14
14
14
14
14
45
45
45
45
15
15
15
15
15
46
46
46
46
46
© Viessmann 5443203
Legend:
Symbol
Specification
x
Channel is available
x*
Channel is available if the corresponding option is activated.
s
Channel is specifically available in this system layout
s*
System-specific channel, only available if the corresponding option is activated
13 |