figure 3 - Hydraulic pressures and
flow rates available
-50
1000
10000
43907
2490
338
-25
0
25
50
75
° C
0
2500
5000
7500
10000
12500
15000
17500
20000
22500
25000
27500
30000
32500
0
10
20
30
40
50
60
70
80
90
100
°C
Outdoor sensor QAC34
Heat pump return sensor
Heat pump flow sensor
figure 4 - Ohmic values of the sensors
(Hydraulic module)
figure 5 - Ohmic values of the sensors (outside unit)
-20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130
10000
1000
100
10
1
- Compressor.
- Discharge.
- Condensation.
- Evaporator outlet.
- Evaporator center.
- Compressor casing.
- Outside.
Temperature °C
Ohmic value (kΩ)
0
100
200
300
400
500
600
mbar
1 mbar = 10 mmCE = 100 Pa
m /h
3
1
1,5
2
2,5
0,5
0
2
4
66
ext. in
2
4
6
7
4
2
0
100
200
300
400
500
600
mbar
1 mbar = 10 mmCE = 100 Pa
m /h
3
1
1,5
2
2,5
0,5
0
2
4
77
ext. in
2
4
6
7
4
2
Variable pressure
Constante pressure
Installation and operating manual "1532 - EN"
Air to Water Heat Pump
- 8 -
