Sensor Resistance R-T Conversion Table - Fisher PTTW-10-EC Series Engineering Manual

Through the wall air conditioners
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SENSOR RESISTANCE R-T CONVERSION TABLE

T (°C)
Resistance
-1
14.8903
0
14.2293
1
13.6017
2
13.0055
3
12.4391
4
11.9008
5
11.3890
6
10.9023
7
10.4393
8
9.9987
9
9.5794
10
9.1801
11
8.7999
12
8.4377
13
8.0925
14
7.7635
15
7.4498
16
7.1506
17
6.8652
18
6.5928
19
6.3328
20
6.0846
21
5.8475
22
5.6210
23
5.4046
24
5.1978
25
5.0000
26
4.8109
THROUGH THE WALL UNIT
R25: 5KΩ±1%
B25/50: 3470±1%
T (°C)
Resistance
27
4.6300
28
4.4569
29
4.2912
30
4.1327
31
3.9808
32
3.8354
33
3.6961
34
3.5626
35
3.4346
36
3.3120
37
3.1943
38
3.0815
39
2.9733
40
2.8694
41
2.7697
42
2.6740
43
2.5821
44
2.4939
45
2.4091
46
2.3276
47
2.2493
48
2.1740
49
2.1017
50
2.0320
51
1.9651
52
1.9007
53
1.8387
54
1.7790
T (°C)
Resistance
55
1.7216
56
1.6663
57
1.6131
58
1.5618
59
1.5123
60
1.4647
61
1.4188
62
1.3746
63
1.3319
64
1.2908
65
1.2511
66
1.2128
67
1.174
68
1.139
69
1.105
70
1.072
71
1.040
72
1.009
73
0.980
74
0.951
75
0.923
76
0.897
77
0.871
78
0.846
79
0.822
80
0.798
81
0.776
82
0.754
31
T (°C)
Resistance
83
0.733
84
0.713
85
0.693
86
0.674
87
0.655
88
0.638
89
0.620
90
0.604
91
0.587
92
0.572
93
0.556
94
0.542
95
0.527
96
0.514
97
0.500
98
0.487
99
0.475
100
0.462
-2
15.5800
-3
16.3200
-4
17.0000
-5
17.9030
-6
18.7603
-7
19.6703
-8
20.6300
-9
21.6403
-10
22.7103
-11
23.7103

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