RT表即为平常所说的NTC热敏电阻温度传感器RT关系表,主要反映NTC在不同温度所对应的不同电阻值,其正确的参数在软件开发中有非常重要的作用。标准的RT表一般包括几个主要参数:①标称阻值;②B值;③±范围内允许的公差阻值
本表为450K±1% B值=2800K NTC R/T阻值表,标称阻值在25℃时为450kΩ,B值为2800k,允许偏差精度为±1%,详细参数见下表。
标称阻值:450k kΩ @25℃;公差精度: + / -1%
B值 :2800K@25/85℃;B值精度:+ / - 1%
Temp. |
R |
Temp. |
R |
Temp. |
R |
Temp. |
R |
(deg. C) |
(kOhms) |
(deg. C) |
(kOhms) |
(deg. C) |
(kOhms) |
(deg. C) |
(kOhms) |
-40 |
6.437 |
8 |
0.8159 |
56 |
0.174 |
104 |
0.0521 |
-39 |
6.1212 |
9 |
0.7865 |
57 |
0.1691 |
105 |
0.0509 |
-38 |
5.8231 |
10 |
0.7584 |
58 |
0.1645 |
106 |
0.0498 |
-37 |
5.5415 |
11 |
0.7314 |
59 |
0.1599 |
107 |
0.0487 |
-36 |
5.2754 |
12 |
0.7055 |
60 |
0.1556 |
108 |
0.0477 |
-35 |
5.0238 |
13 |
0.6807 |
61 |
0.1513 |
109 |
0.0466 |
-34 |
4.7859 |
14 |
0.6569 |
62 |
0.1472 |
110 |
0.0456 |
-33 |
4.5608 |
15 |
0.634 |
63 |
0.1433 |
111 |
0.0446 |
-32 |
4.3478 |
16 |
0.6121 |
64 |
0.1394 |
112 |
0.0437 |
-31 |
4.1462 |
17 |
0.5911 |
65 |
0.1357 |
113 |
0.0428 |
-30 |
3.9552 |
18 |
0.5709 |
66 |
0.1321 |
114 |
0.0418 |
-29 |
3.7742 |
19 |
0.5515 |
67 |
0.1286 |
115 |
0.041 |
-28 |
3.6027 |
20 |
0.5328 |
68 |
0.1252 |
116 |
0.0401 |
-27 |
3.4401 |
21 |
0.5149 |
69 |
0.122 |
117 |
0.0393 |
-26 |
3.2859 |
22 |
0.4977 |
70 |
0.1188 |
118 |
0.0384 |
-25 |
3.1396 |
23 |
0.4812 |
71 |
0.1157 |
119 |
0.0376 |
-24 |
3.0007 |
24 |
0.4653 |
72 |
0.1127 |
120 |
0.0369 |
-23 |
2.8689 |
25 |
0.45 |
73 |
0.1099 |
121 |
0.0361 |
-22 |
2.7436 |
26 |
0.4353 |
74 |
0.107 |
122 |
0.0354 |
-21 |
2.6247 |
27 |
0.4211 |
75 |
0.1043 |
123 |
0.0347 |
-20 |
2.5116 |
28 |
0.4075 |
76 |
0.1017 |
124 |
0.034 |
-19 |
2.4041 |
29 |
0.3944 |
77 |
0.0991 |
125 |
0.0333 |
-18 |
2.3019 |
30 |
0.3818 |
78 |
0.0967 |
126 |
0.0326 |
-17 |
2.2046 |
31 |
0.3697 |
79 |
0.0942 |
127 |
0.0319 |
-16 |
2.1121 |
32 |
0.358 |
80 |
0.0919 |
128 |
0.0313 |
-15 |
2.024 |
33 |
0.3467 |
81 |
0.0896 |
129 |
0.0307 |
-14 |
1.9402 |
34 |
0.3359 |
82 |
0.0874 |
130 |
0.0301 |
-13 |
1.8603 |
35 |
0.3254 |
83 |
0.0853 |
131 |
0.0295 |
-12 |
1.7842 |
36 |
0.3154 |
84 |
0.0832 |
132 |
0.0289 |
-11 |
1.7116 |
37 |
0.3056 |
85 |
0.0812 |
133 |
0.0283 |
-10 |
1.6425 |
38 |
0.2963 |
86 |
0.0793 |
134 |
0.0278 |
-9 |
1.5766 |
39 |
0.2873 |
87 |
0.0774 |
135 |
0.0273 |
-8 |
1.5137 |
40 |
0.2786 |
88 |
0.0755 |
136 |
0.0267 |
-7 |
1.4536 |
41 |
0.2702 |
89 |
0.0737 |
137 |
0.0262 |
-6 |
1.3964 |
42 |
0.2621 |
90 |
0.072 |
138 |
0.0257 |
-5 |
1.3417 |
43 |
0.2542 |
91 |
0.0703 |
139 |
0.0252 |
-4 |
1.2895 |
44 |
0.2467 |
92 |
0.0686 |
140 |
0.0248 |
-3 |
1.2396 |
45 |
0.2394 |
93 |
0.067 |
141 |
0.0243 |
-2 |
1.1919 |
46 |
0.2324 |
94 |
0.0655 |
142 |
0.0238 |
-1 |
1.1464 |
47 |
0.2256 |
95 |
0.064 |
143 |
0.0234 |
0 |
1.1029 |
48 |
0.219 |
96 |
0.0625 |
144 |
0.023 |
1 |
1.0612 |
49 |
0.2127 |
97 |
0.0611 |
145 |
0.0225 |
2 |
1.0214 |
50 |
0.2066 |
98 |
0.0597 |
146 |
0.0221 |
3 |
0.9833 |
51 |
0.2007 |
99 |
0.0583 |
147 |
0.0217 |
4 |
0.9468 |
52 |
0.195 |
100 |
0.057 |
148 |
0.0213 |
5 |
0.9119 |
53 |
0.1895 |
101 |
0.0557 |
149 |
0.0209 |
6 |
0.8785 |
54 |
0.1841 |
102 |
0.0545 |
150 |
0.0205 |
7 |
0.8465 |
55 |
0.179 |
103 |
0.0533 |
|
|