Functions and Control
Domestic air conditioner
7.2 Value of thermistor
Room sensor and Pipe Sensor
Room sensor
R25℃=23KΩ±2%
B25℃/50℃=4200K±1%
R25℃=23KΩ+2%
Temp.(℃) Resistor（KΩ） Temp.（℃） Resistor（KΩ） Temp.（℃） Resistor（KΩ）
-20 266.905 18 32.215 56 6.1
-19 250.866 19 30.671 57 5.87
-18 235.895 20 29.21 58 5.65
-17 221.911 21 27.828 59 5.44
-16 208.838 22 26.521 60 5.24
-15 196.609 23 25.283 61 5.04
-14 185.163 24 24.111 62 4.86
-13 174.443 25 23 63 4.68
-12 164.399 26 21.94 64 4.51
-11 154.983 27 20.94 65 4.35
-10 146.153 28 19.99 66 4.19
-9 137.87 29 19.09 67 4.04
-8 130.096 30 18.23 68 3.9
-7 122.799 31 17.42 69 3.76
-6 115.946 32 16.65 70 3.63
-5 109.51 33 15.97 71 3.5
-4 103.462 34 15.22 72 3.38
-3 97.779 35 14.56 73 3.26
-2 92.437 36 13.93 74 3.15
-1 87.415 37 13.34 75 3.04
0 82.691 38 12.77 76 2.94
1 78.248 39 12.23 77 2.84
2 74.067 40 11.71 78 2.74
3 70.133 41 11.22 79 2.65
4 66.43 42 10.76 80 2.56
5 62.943 43 10.31
6 59.659 44 9.89
7 56.566 45 9.49
8 53.651 46 8.1
9 50.904 47 8.74
10 48.314 48 8.39
11 45.872 49 8.05
12 43.569 50 7.73
13 41.395 51 7.43
20
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