Samson TROVIS 5179 Mounting And Operating Instructions page 41

The Max. flow temperature and Min. flow temperature parameters mark the upper and lower lim-
its of the flow temperature.
t
[˚C]
VL
100
t
VLmax 90
80
70
60
50
40
P4
30
t
VLmin 20
10
20 15
Fig. 3 · 4-point characteristic
Functions
4-point characteristic
4-point characteristic
Parameters
Flow temperature
Outdoor temperature
Return flow temperature Point 1
Set-back difference
Max. flow temperature
Min. flow temperature
P2
P3
10 5 0 –5
WE
OFF
OFF
WE
Point 1 70 °C
Point 2 55 °C
Point 3 40 °C
Point 4 25 °C
Point 1 –15°C
Point 2 – 5 °C
Point 3 5 °C
Point 4 15 °C
65 °C
Point 2 50 °C
Point 3 35 °C
Point 4 20 °C
Points 2, 3 20 °C PA1, 2, 3 / 0 to 50 °C
90 °C PA1, 2, 3 / 20 to 130 °C
20 °C PA1, 2, 3 / 20 to 130 °C
P1 to 4 Points 1 to 4
t VL
t A
P1
...min
...max
t
A
–10 –15 –20 [˚C]
Configuration
Co1, 2, 3 -> Fb10 = ON
Co4 -> Fb03 = ON (Anl 3, 5, 8 and 10)
Parameter level / Range of values
PA1, 2, 3 / 20 to 130 °C
PA1, 2, 3 / –30 to 90 °C
PA1, 2, 3 / 20 to 90 °C
Functions of the heating circuit
Flow temperature
Outdoor temperature
Minimum t VL
Maximum t VL
4-point characteristic
Reduced 4-point
characteristic
EB 5179 EN
41