3-2. Thermistor Resistance Values
3-2-1 INDOOR UNIT
Room temperature thermistor
Temp °F(°C) Resistance(k ) Voltage(V)
14 (-10)
58.2
23 (-5)
44.0
32 (0)
33.6
41 (5)
25.9
50 (10)
20.2
59 (15)
15.8
68 (20)
12.5
77 (25)
10.0
86 (30)
8.0
95 (35)
6.5
104 (40)
5.3
113 (45)
4.4
3-2-2 OUTDOOR UNIT
Discharge thermistor
Temp°F(°C) Resistance(k ) Voltage(V)
-22 (-30)
1013.1
-12 (-25)
729.1
-4 (-20)
531.6
5 (-15)
392.3
14 (-10)
292.9
23 (-5)
221.1
32 (0)
168.6
41 (5)
129.8
50 (10)
100.9
59 (15)
79.1
68 (20)
62.5
77 (25)
49.8
86 (30)
40.0
95 (35)
32.4
104 (40)
26.3
113 (45)
21.6
122 (50)
17.8
131 (55)
14.8
140 (60)
12.3
149 (65)
10.3
158 (70)
8.7
167 (75)
7.4
176 (80)
6.3
185 (85)
5.4
194 (90)
4.6
203 (95)
4.0
212 (100)
3.4
221 (105)
3.0
230 (110)
2.6
239 (115)
2.3
248 (120)
2.0
Indoor heat exchanger thermistor
Temp°F(°C) Resistance(k ) Voltage(V)
0.73
-22 (-30)
0.93
-13 (-25)
1.15
-4 (-20)
1.39
5 (-15)
1.66
14 (-10)
1.94
23 (-5)
2.22
32 (0)
2.50
41 (5)
2.77
50 (10)
3.03
59 (15)
3.27
68 (20)
3.49
77 (25)
86 (30)
95 (35)
104 (40)
113 (45)
122 (50)
131 (55)
140 (60)
149 (65)
Outdoor heat exchanger thermistor
Temp°F(°C) Resistance(k ) Voltage(V)
-22 (-30)
0.06
-12 (-25)
0.09
-4 (-20)
0.12
5 (-15)
0.16
14 (-10)
0.21
23 (-5)
0.28
32 (0)
0.36
41 (5)
0.46
50 (10)
0.57
59 (15)
0.71
68 (20)
0.86
77 (25)
1.03
86 (30)
1.23
95 (35)
1.43
104 (40)
1.65
113 (45)
1.88
122 (50)
2.11
131 (55)
2.34
140 (60)
2.57
149 (65)
2.79
158 (70)
3.00
167 (75)
3.19
176 (80)
3.37
3.54
3.69
3.83
3.96
4.07
4.17
4.26
4.33
1131.9
0.21
804.5
0.29
579.6
0.40
422.9
0.53
312.3
0.69
233.2
0.88
176.0
1.10
134.2
1.36
103.3
1.63
80.3
1.92
62.9
2.21
49.7
2.51
39.6
2.79
31.7
3.06
25.6
3.30
20.8
3.53
17.1
3.73
14.1
3.90
11.6
4.05
10.4
4.14
95.6
0.24
68.9
0.32
50.3
0.43
37.2
0.57
27.8
0.73
21.0
0.92
16.1
1.14
12.4
1.39
9.6
1.65
7.6
1.93
6.0
2.21
4.8
2.49
3.8
2.77
3.1
3.02
2.5
3.26
2.1
3.48
1.7
3.68
1.4
3.85
1.2
4.00
1.0
4.13
0.8
4.25
0.7
4.35
0.6
4.43
03-05
Outdoor temperature thermistor
Temp°F(°C) Resistance(k ) Voltage(V)
-22 (-30)
224.3
-12 (-25)
159.7
-4 (-20)
115.2
5 (-15)
84.2
14 (-10)
62.3
23 (-5)
46.6
32 (0)
35.2
41 (5)
26.9
50 (10)
20.7
59 (15)
16.1
68 (20)
12.6
77 (25)
10.0
86 (30)
8.0
95 (35)
6.4
104 (40)
5.2
113 (45)
4.2
122 (50)
3.5
131 (55)
2.8
0.73
0.97
1.25
1.56
1.90
2.26
2.61
2.94
3.25
3.52
3.76
3.97
4.14
4.28
4.41
4.51
4.59
4.65