Outdoor Unit Temperature Sensors; Hydraulic Unit Temperature Sensors; Sensor Values - Fujitsu WATERSTAGE 112 Maintenance Document

Waterstage series 3 phase air/water heat pump split system, single service
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Heat Pump, Split System, Single Service, 3 phase
4.3

Sensor Values

4.3.1 Outdoor Unit Temperature Sensors

Outdoor Heat Exchanger (outlet), Outdoor Heat Exchanger (middle)
Temperature (°C)
Resistance value (kΩ)
Outdoor Discharge Pipe / Compressor / Expansion valve inlet
Temperature (°C)
Resistance value (kΩ)
Temperature (°C)
Resistance value (kΩ)
Outdoor Temperature
Temperature (°C)
Resistance value (kΩ)
Temperature (°C)
Resistance value (kΩ)
Heat sink (INV), Heat sink (PFC)
Temperature (°C)
Resistance value (kΩ)
Temperature (°C)
Resistance value (kΩ)

4.3.2 Hydraulic Unit Temperature Sensors

Heat Exchanger (Condensing sensor)
Temperature (°C)
Resistance value (kΩ)
Outdoor sensor
Temperature (°C)
Resistance value (kΩ)
Temperature (°C)
Resistance value (kΩ)
Heat pump flow and return sensor – DHW and heating zone 2 sensor – Swimming pool return sensor
Temperature (°C)
Resistance value (kΩ)
Temperature (°C)
Resistance value (kΩ)
52
-10
-5
0
27,5
20,9
16,1
0
5
10
168
130
101
70
80
90
8,7
6,3
4,6
-20
-10
-5
115
62,3
46,6
40
50
60
5,18
3,45
2,36
0
5
10
15,8
12,2
9,5
70
80
90
0,83
0,60
0,44
0
5
10
15
176
134
103
80,3
-20
-15
-10
7,60
5,85
4,60
25
30
35
1
0,83
0,70
-15
-10
-5
72,5
55
42
30
35
40
8
6,5
5
10
15
20
12,4
9,73
7,67
15
20
30
79
63
40
100
120
3,4
2
0
5
10
35,2
26,9
20,7
70
1,65
15
20
30
7,5
5,9
3,78
100
110
120
0,25
0,33
0,19
20
25
30
62,9
49,7
39,6
-5
0
5
3,60
2,85
2,30
40
45
0,58
0,48
0
5
10
32,5
25
20
45
50
55
4
3,5
3
25
30
6,1
3,95
40
50
60
26,3
17,8
12,3
15
20
30
16,1
12,6
7,97
40
50
60
2,50
1,69
1,17
35
40
45
50
31,7
25,6
20,8
17,1
10
15
20
1,85
1,50
1,20
15
20
25
15,7
12,5
10
60
65
70
2,5
2
1,7
Maintenance Document 1394-1

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