Thermistor Resistance / Temperature Characteristics
Si18-525B
398
Troubleshooting
9.
Thermistor Resistance / Temperature
Characteristics
Indoor unit
For air suction
R1T
For liquid pipe
R2T
For gas pipe
R3T
Outdoor unit For outdoor air
R1T
For coil
R2T
For suction pipe
R4T
For Receiver gas pipe
R5T
(k
Ω
)
T°C
0.0
0.5
T°C
0.0
0.5
-20
197.81
192.08
30
16.10
15.76
-19
186.53
181.16
31
15.43
15.10
-18
175.97
170.94
32
14.79
14.48
-17
166.07
161.36
33
14.18
13.88
-16
156.80
152.38
34
13.59
13.31
-15
148.10
143.96
35
13.04
12.77
-14
139.94
136.05
36
12.51
12.25
-13
132.28
128.63
37
12.01
11.76
-12
125.09
121.66
38
11.52
11.29
-11
118.34
115.12
39
11.06
10.84
-10
111.99
108.96
40
10.63
10.41
-9
106.03
103.18
41
10.21
10.00
-8
100.41
97.73
42
9.81
9.61
-7
95.14
92.61
43
9.42
9.24
-6
90.17
87.79
44
9.06
8.88
-5
85.49
83.25
45
8.71
8.54
-4
81.08
78.97
46
8.37
8.21
-3
76.93
74.94
47
8.05
7.90
-2
73.01
71.14
48
7.75
7.60
-1
69.32
67.56
49
7.46
7.31
0
65.84
64.17
50
7.18
7.04
1
62.54
60.96
51
6.91
6.78
2
59.43
57.94
52
6.65
6.53
3
56.49
55.08
53
6.41
6.53
4
53.71
52.38
54
6.65
6.53
5
51.09
49.83
55
6.41
6.53
6
48.61
47.42
56
6.18
6.06
7
46.26
45.14
57
5.95
5.84
8
44.05
42.98
58
5.74
5.43
9
41.95
40.94
59
5.14
5.05
10
39.96
39.01
60
4.96
4.87
11
38.08
37.18
61
4.79
4.70
12
36.30
35.45
62
4.62
4.54
13
34.62
33.81
63
4.46
4.38
14
33.02
32.25
64
4.30
4.23
15
31.50
30.77
65
4.16
4.08
16
30.06
29.37
66
4.01
3.94
17
28.70
28.05
67
3.88
3.81
18
27.41
26.78
68
3.75
3.68
19
26.18
25.59
69
3.62
3.56
20
25.01
24.45
70
3.50
3.44
21
23.91
23.37
71
3.38
3.32
22
22.85
22.35
72
3.27
3.21
23
21.85
21.37
73
3.16
3.11
24
20.90
20.45
74
3.06
3.01
25
20.00
19.56
75
2.96
2.91
26
19.14
18.73
76
2.86
2.82
27
18.32
17.93
77
2.77
2.72
28
17.54
17.17
78
2.68
2.64
29
16.80
16.45
79
2.60
2.55
30
16.10
15.76
80
2.51
2.47
Summary of Contents for D-Series
Page 1: ...Si18 525B Applied Models Super Multi Plus Cooling only Super Multi Plus Heat Pump D Series ...
Page 33: ...List of Functions Si18 525B 20 List of Functions ...
Page 71: ...Specifications Si18 525B 58 Specifications ...
Page 117: ...Refrigerant Flow for Each Operation Mode Si18 525B 104 Refrigerant Circuit ...
Page 171: ...Indoor Unit SkyAir Models Si18 525B 158 Function ...
Page 207: ...Test Operation and Field Setting for RA Indoor Unit Si18 525B 194 Test Operation ...
Page 336: ...Si18 525B Service Check Function Troubleshooting 323 ...
Page 469: ...Wiring Diagrams Si18 525B 456 Appendix ...
Page 475: ...Si18 525B vi Index ...
