Fujitsu UTW-SCBYA Installation And Operating Manual page 15

° C
100
90
80
70
60 Boiler connection application
50
Heat pump application only
40
30
20
70
60
50
40
30
30
+4,5
20
Curve off-set
Translation
...in mild weather
Installation and operating manual "1395 - EN"
0
10
Outdoor temperature °C
figure 12 - Heating curve slope (line 720)
10
-4,5
10
figure 13 - Heating curve displacement (line 721)
Sensations...
...in cold weather
OK & OK
Cold &
Hot
Cold &
OK
&
Cold Cold
&
OK Hot
&
OK
Cold
&
Hot
Hot
&
OK
Hot
&
Hot
Cold
figure 14 - Corrective actions in the case of discomfort
-10
5 0 -5
Outdoor temperature (°C)
Température extérieure (°C)
0
Corrective actions on the temperature control :
Curve slope
(line 720)
No correction
No correction
No correction
Heating curve slope
2,5
2,25
Classic
temperature
2
radiator
1,75
1,5
1,25
Low
1
temperature
radiator
0,75
0,5
Floor heating
system
0,25
-20 ° C
Heating curve slope
Pente loi d'eau
0,5
0,5
-10 -15 -20
Curve off-set
(line 721)
No correction
No correction
No correction
Control Box
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