w w w . i n n o v a i r . c o m
DELUXE
Inverter
Service
M
anual
Appendix
Common Sensor R-T Analysis Table
Temperature sensor R-T analysis table
(
15K
)
Sensor standard resistance
:
15KΩ±3%
B:B(25/50)=3950K±2
%
Reference temperature
:
25
(
℃
)
MCU_A/D exchange ±3LSB
(
at10bit
)
Series (sampling) resistor
:
10
(
KΩ
)
±1
%
(except disk sensor)
Single chip (A/D reference voltage) supply voltage
:
5V
Temp
Resistance
(
KΩ
)
MCU Input voltage
(
V
)
A/D Exchange value
(
℃
)
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
-25.0
183.4
199.1
216.0
0.219
0.239
0.261
42
49
56
-24.0
172.8
187.4
203.0
0.233
0.253
0.276
45
52
60
-23.0
162.9
176.5
190.9
0.247
0.268
0.292
47
55
63
-22.0
153.7
166.2
179.6
0.261
0.284
0.308
50
58
66
-21.0
145.0
156.7
169.1
0.277
0.300
0.326
54
61
70
-20.0
136.9
147.7
159.2
0.293
0.317
0.344
57
65
73
-19.0
129.2
139.3
150.0
0.310
0.335
0.363
60
69
77
-18.0
122.1
131.4
141.4
0.327
0.354
0.382
64
72
81
-17.0
115.4
124.1
133.3
0.346
0.373
0.402
68
76
85
-16.0
109.1
117.2
125.7
0.365
0.393
0.424
72
81
90
-15.0
103.1
110.7
118.6
0.385
0.414
0.446
76
85
94
-14.0
97.59
104.6
112.0
0.406
0.436
0.469
80
89
99
-13.0
92.37
98.88
105.8
0.428
0.459
0.493
85
94
104
-12.0
87.45
93.52
99.92
0.451
0.483
0.518
89
99
109
-11.0
82.83
88.48
94.43
0.474
0.508
0.543
94
104
114
-10.0
78.48
83.74
89.27
0.499
0.533
0.570
99
109
120
-9.0
74.39
79.29
84.43
0.525
0.560
0.598
104
115
125
-8.0
70.54
75.10
79.88
0.551
0.588
0.626
110
120
131
-7.0
66.90
71.15
75.61
0.579
0.616
0.656
116
126
137
-6.0
63.48
67.44
71.59
0.607
0.646
0.686
121
132
144
-5.0
60.25
63.95
67.80
0.637
0.676
0.718
127
138
150
-4.0
57.21
60.65
64.24
0.668
0.708
0.750
134
145
157
-3.0
54.34
57.55
60.89
0.699
0.740
0.784
140
152
163
-2.0
51.63
54.62
57.73
0.732
0.774
0.818
147
158
171
-1.0
49.07
51.86
54.76
0.766
0.808
0.853
154
166
178
0.0
46.65
49.25
51.95
0.800
0.844
0.890
161
173
185
1.0
44.37
46.79
49.31
0.836
0.880
0.927
168
180
193
2.0
42.21
44.47
46.81
0.873
0.918
0.965
176
188
201
3.0
40.17
42.28
44.46
0.911
0.956
1.005
183
196
209
4.0
38.24
40.20
42.24
0.949
0.996
1.045
191
204
217
74