Fujitsu AS*9LSACW Service Instructions Manual page 69

Thermistor resistance values
Room temperature thermistor
Temp ( C) Resistance(k ) Voltage(V)
0.00 33.62
5.00 25.93
10.00 20.18
15.00 15.84
20.00 12.54
25.00 10.00
30.00 8.04
35.00 6.51
40.00 5.30
45.00 4.35
50.00 3.59
55.00 2.98
60.00 2.47
65.00 2.09
70.00 1.76
75.00 1.49
80.00 1.27
85.00 1.09
90.00 0.93
95.00 0.81
100.00 0.70
Discharge thermistor
Resistance(k ) Voltage(V)
Temp ( C)
0.00 175.70
5.00 134.93
10.00 104.59
15.00 81.79
20.00 64.50
25.00 51.27
30.00 41.07
35.00 33.13
40.00 26.91
45.00 22.01
50.00 18.10
55.00 14.98
60.00 12.47
65.00 10.44
70.00 8.78
75.00 7.42
80.00 6.31
85.00 5.38
90.00 4.61
95.00 3.97
100.00 3.43
105.00 2.98
110.00 2.59
115.00 2.26
120.00 1.99
Characteristics of discharge thermistor
180.00
160.00
140.00
120.00
100.00
80.00
60.00
40.00
20.00
0.00
0.00 20.00 40.00 60.00 80.00 100.00 120.00
Temperature ( C)
Indoor heat exchanger thermistor
Temp ( C) Resistance(k ) Voltage(V)
1.15 0.00
1.39 5.00
1.66 10.00
1.94 15.00
2.22 20.00
2.50 25.00
2.77 30.00
3.03 35.00
3.27 40.00
3.48 45.00
3.68 50.00
3.85 55.00
4.00 60.00
4.14 65.00
4.25 70.00
4.35 75.00
4.44 80.00
4.51 85.00
4.57 90.00
4.63 95.00
4.67 100.00
Outdoor heat exchanger thermistor
Resistance(k ) Voltage(V)
Temp ( C)
0.18 -20.00
0.24 -15.00
0.30 -10.00
0.31 -5.00
0.38 0.00
0.47 5.00
0.70 10.00
0.84 15.00
0.99 20.00
1.16 25.00
1.34 30.00
1.54 35.00
1.74 40.00
1.95 45.00
2.16 50.00
2.36 55.00
2.57 60.00
2.76 65.00
2.95 70.00
3.13 75.00
3.30 80.00
3.45 85.00
3.60 90.00
3.73 95.00
3.85 100.00
Characteristics of heat exchanger thermistor (Outdoor)
50.00
40.00
30.00
20.00
10.00
0.00
-20.00
176.03 1.10
134.23 1.36
103.34 1.63
80.28 1.92
62.91 2.21
49.70 2.51
39.57 2.79
31.74 3.06
25.64 3.30
20.85 3.53
17.06 3.73
14.10 3.90
11.64 4.55
9.69 4.19
8.12 4.30
6.83 4.40
5.78 4.48
4.91 4.55
4.19 4.61
3.59 4.66
3.09 4.71
49.20 2.66
36.58 3.02
27.51 3.35
20.91 3.64
16.05 3.89
12.44 4.09
9.73 4.26
7.67 4.40
6.10 4.51
4.89 4.60
3.95 4.67
3.21 4.73
2.62 4.78
2.16 4.81
1.79 4.85
1.49 4.87
1.25 4.89
1.05 4.91
0.89 4.92
0.76 4.93
0.65 4.94
0.56 4.95
0.48 4.96
0.41 4.96
0.36 4.97
0.00 20.00 40.00 60.00 80.00
Temperature ( C)
08-08
Characteristics of room temperature thermistor
40.00
35.00
30.00
25.00
20.00
15.00
10.00
5.00
0.00
0.00 10.00 20.00 30.00
Temperature ( C)
Characteristics of heat exchanger thermistor (Indoor)
180.00
160.00
140.00
120.00
100.00
80.00
60.00
40.00
20.00
0.00
0.00 20.00 40.00
Temperature ( C)
Outdoor temperature thermistor
Resistance(k ) Voltage(V)
Temp ( C)
-20.00 115.24 1.25
-15.00 84.21 1.56
-10.00 62.28 1.90
-5.00 46.58 2.26
0.00 35.21 2.61
5.00 26.88 2.94
10.00 20.72 3.25
15.00 16.12 3.52
20.00 12.64 3.76
25.00 10.00 3.97
30.00 7.97 4.14
35.00 6.40 4.28
40.00 5.18 4.41
45.00 4.21 4.51
50.00 3.45 4.59
55.00 2.85 4.65
60.00 2.36 4.71
65.00 1.97 4.76
70.00 1.65 4.79
75.00 1.39 4.83
80.00 1.18 4.85
85.00 1.00 4.87
90.00 0.85 4.89
95.00 0.73 4.91
100.00 0.63 4.92
Characteristics of outdoor temperature thermistor
120.00
100.00
80.00
60.00
40.00
20.00
0.00
-20.00 0.00 20.00
Temperature ( C)
40.00 50.00 60.00
60.00 80.00
40.00 60.00