Viessmann VITOPEND - Page 58

58
0.2
Outside temperature in °C
Boiler water or Flow temperature in °C
Slope
2.4 2.6
2.8
3.0
3.2
3.4
90
80
70
60
50
40
30
0 -10 -2010
A
B
2.0 2.2
Set room temperature in °C
35
30
25
20
15
10
5
0.4
0.6
0.8
1.0
1.2
1.4
-30
1.8
1.6
C
-14
Example:
For outside temperature −14 °C:
A
Underfloor heating system, slope
0.2 to 0.8
B
Low temperature heating system,
slope 0.8 to 1.6
C
Heating system with a boiler water
temperature in excess of 75 °C,
slope 1.6 to 2.0
Appendix
Terminology
(cont.)
5592 682 GB