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NTC Resistance Temperature Conversion
Tables
Temp
°C |
R-T
Curve A |
R-T
Curve B |
R-T
Curve C |
R-T
Curve J |
| RT/R25 |
DEV |
RT/R25 |
DEV |
RT/R25 |
DEV |
RT/R25 |
DEV |
| -60 |
43.0 |
|
75.0 |
6.6 |
140.5 |
6.6 |
52.5 |
|
| -55 |
31.9 |
|
54.1 |
6.1 |
96.4 |
6.1 |
39.0 |
|
| -50 |
24.3 |
|
39.7 |
5.6 |
67.0 |
5.6 |
29.2 |
18.5 |
| -45 |
18.6 |
|
29.2 |
5.2 |
47.2 |
5.2 |
22.1 |
17.0 |
| -40 |
14.4 |
7.6 |
21.7 |
4.7 |
33.7 |
4.7 |
16.9 |
15.4 |
| -35 |
11.3 |
6.9 |
16.4 |
4.3 |
24.3 |
4.3 |
13.0 |
14.0 |
| -30 |
8.93 |
6.2 |
12.5 |
3.8 |
17.7 |
3.8 |
10.1 |
12.5 |
| -25 |
7.10 |
5.6 |
9.58 |
3.4 |
13.0 |
3.4 |
7.90 |
11.2 |
| -20 |
5.69 |
5.0 |
7.42 |
3.0 |
9.71 |
3.0 |
6.24 |
9.9 |
| -15 |
4.56 |
4.4 |
5.75 |
2.6 |
7.30 |
2.6 |
4.96 |
8.7 |
| -10 |
3.68 |
3.7 |
4.50 |
2.2 |
5.53 |
2.2 |
3.97 |
7.4 |
| -5 |
2.99 |
3.1 |
3.55 |
1.9 |
4.23 |
1.9 |
3.20 |
6.2 |
| 0 |
2.45 |
2.5 |
2.82 |
1.5 |
3.27 |
1.5 |
2.60 |
5.0 |
| 5 |
2.02 |
2.0 |
2.26 |
1.2 |
2.54 |
1.2 |
2.12 |
3.9 |
| 10 |
1.68 |
1.6 |
1.83 |
0.8 |
1.99 |
0.8 |
1.74 |
2.7 |
| 15 |
1.42 |
1.1 |
1.48 |
0.5 |
1.57 |
0.5 |
1.44 |
1.6 |
| 20 |
1.18 |
0.6 |
1.22 |
0.2 |
1.25 |
0.2 |
1.20 |
0.5 |
| 25 |
1.00 |
0.0 |
1.00 |
0.0 |
1.00 |
0.0 |
1.00 |
0.0 |
| 30 |
0.854 |
0.6 |
0.828 |
0.4 |
0.806 |
0.4 |
0.841 |
1.4 |
| 35 |
0.732 |
1.1 |
0.689 |
0.7 |
0.653 |
0.7 |
0.710 |
2.3 |
| 40 |
0.628 |
1.6 |
0.576 |
1.0 |
0.533 |
1.0 |
0.602 |
3.2 |
| 45 |
0.537 |
2.0 |
0.482 |
1.3 |
0.437 |
1.3 |
0.513 |
4.3 |
| 50 |
0.464 |
2.5 |
0.406 |
1.5 |
0.360 |
1.5 |
0.439 |
5.0 |
| 55 |
0.403 |
3.0 |
0.343 |
1.8 |
0.299 |
1.8 |
0.377 |
5.9 |
| 60 |
0.350 |
3.4 |
0.292 |
2.0 |
0.249 |
2.0 |
0.326 |
6.7 |
| 65 |
0.305 |
3.8 |
0.247 |
2.3 |
0.208 |
2.3 |
0.282 |
7.5 |
| 70 |
0.267 |
4.2 |
0.212 |
2.5 |
0.175 |
2.5 |
0.245 |
8.2 |
| 75 |
0.236 |
4.6 |
0.182 |
2.8 |
0.148 |
2.8 |
0.214 |
9.0 |
| 80 |
0.208 |
4.9 |
0.157 |
3.0 |
0.126 |
3.0 |
0.188 |
9.8 |
| 85 |
0.183 |
5.3 |
0.137 |
3.2 |
0.107 |
3.2 |
0.165 |
10.5 |
| 90 |
0.163 |
5.6 |
0.120 |
3.4 |
0.0916 |
3.4 |
0.146 |
11.2 |
| 95 |
0.145 |
6.0 |
0.105 |
3.6 |
0.0787 |
3.6 |
0.129 |
11.9 |
| 100 |
0.130 |
6.3 |
0.0920 |
3.8 |
0.0679 |
3.8 |
0.114 |
12.6 |
| 105 |
0.117 |
6.7 |
0.0812 |
4.0 |
0.0588 |
4.0 |
0.102 |
13.3 |
| 110 |
0.105 |
7.0 |
0.0723 |
4.2 |
0.0511 |
4.2 |
0.0908 |
13.9 |
| 115 |
0.0943 |
7.3 |
0.0641 |
4.4 |
0.0445 |
4.4 |
0.0813 |
14.4 |
| 120 |
0.0852 |
7.6 |
0.0569 |
4.6 |
0.0389 |
4.6 |
0.0730 |
14.9 |
| 125 |
0.0771 |
7.9 |
0.0508 |
4.8 |
0.0342 |
4.8 |
0.0657 |
15.6 |
| 130 |
0.0700 |
8.2 |
0.0455 |
4.9 |
0.0301 |
4.9 |
0.0593 |
16.3 |
| 135 |
0.0636 |
8.4 |
0.0408 |
5.1 |
0.0265 |
5.1 |
0.0536 |
17.0 |
| 140 |
0.0579 |
8.6 |
0.0368 |
5.3 |
0.0235 |
5.3 |
0.0486 |
17.6 |
| 145 |
0.0529 |
9.0 |
0.0332 |
5.4 |
0.0208 |
5.4 |
0.0442 |
18.0 |
| 150 |
0.0483 |
9.3 |
0.0300 |
5.5 |
0.0185 |
5.5 |
0.0402 |
18.4 |
NTC Resistance Temperature Curve Characteristics
| R-T Curve |
A |
B |
C |
J |
Temp. Coeff @ 25°C |
-3.3%/°C |
-3.9%/°C |
-4.4%/°C |
-3.5%/°C |
| Beta, ß |
3000 °K |
3530 °K |
3965 °K |
3200 °K |
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