58
APPENDIX
Sensor characteristic
Temp. sensor characteristic
No. Sensor type
Characteristic
1
Indoor coil/outdoor suction/oil temp./defrost/ambient
temp. sensor
R (25°C)=10KΩ B (25°C/50°C)=3700K
2
Wired controller ambient temp./indoor ambient temp.
sensor
R (25°C)=23KΩ B (25°C/50°C)=4200K
3
Outdoor discharging temp. sensor
R (80°C)=50KΩ B (25°C/80°C)=4450K
Herein, the sensor typical resistor is as follows:
(1) R (25°C)=10KΩ B (25°C/50°C)=3700K
R25=10KΩ±3% B25/50=3700K±3%
Temp
Resistance (KΩ)
% (Resist. tol)
(°C)
Rmax
R (t) Normal
Rmin
MAX (+)
MIN (-)
-30
145.82
135.02
124.22
7.00
7.00
-29
138.07
129.13
120.18
6.93
6.93
-28
131.79
123.34
114.89
6.85
6.85
-27
125.67
117.68
109.70
6.78
6.78
-26
119.71
112.18
104.65
6.71
6.71
-25
113.93
106.84
99.75
6.64
6.64
-24
108.36
101.69
95.01
6.56
6.56
-23
103.00
96.72
90.44
6.49
6.49
-22
97.85
91.95
86.05
6.42
6.42
-21
92.92
87.37
81.83
6.35
6.35
-20
88.20
82.99
77.79
6.27
6.27
-19
83.70
78.82
73.93
6.20
6.20
-18
79.42
74.83
70.25
6.13
6.13
-17
75.34
71.04
66.74
6.05
6.05
-16
71.47
67.44
63.40
5.98
5.98
-15
67.80
64.02
60.23
5.91
5.91
-14
64.32
60.77
57.22
5.84
5.84
-13
61.02
57.69
54.37
5.76
5.76
-12
57.90
54.78
51.66
5.69
5.69
-11
54.94
52.02
49.10
5.62
5.62
-10
52.15
49.41
46.67
5.55
5.55
-9
49.51
46.94
44.37
5.47
5.47
-8
47.02
44.61
42.20
5.40
5.40
-7
44.66
42.40
40.14
5.33
5.33
-6
42.43
40.32
38.20
5.25
5.25
-5
40.33
38.35
36.36
5.18
5.18
-4
38.35
36.48
34.62
5.11
5.11
-3
36.47
34.72
32.97
5.04
5.04
-2
34.70
33.06
31.42
4.96
4.96
-1
33.03
31.49
29.95
4.89
4.89
0
31.45
30.00
28.56
4.82
4.82
1
29.95
28.59
27.24
4.75
4.75
2
28.54
27.26
25.99
4.67
4.67
3
27.20
26.01
24.81
4.60
4.60
4
25.94
24.82
23.69
4.53
4.53
5
24.74
23.69
22.63
4.45
4.45
6
23.61
22.62
21.63
4.38
4.38
