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230K±3% B值＝4537K NTC R/T阻值表，标称阻值在25℃时为230kΩ，B值为4537，允许偏差精度为±3%，详细参数见下表。
| Temp. | Rmax | Rnor | Rmin |
| (deg. C) | (k Ohms) | (k Ohms) | (k Ohms) |
| -30 | 5056.3877 | 4762.5767 | 4481.8013 |
| -29 | 4732.228 | 4460.1777 | 4199.9844 |
| -28 | 4430.9502 | 4178.9414 | 3937.718 |
| -27 | 4150.7974 | 3917.2542 | 3693.5242 |
| -26 | 3890.1582 | 3673.6379 | 3466.0466 |
| -25 | 3647.5542 | 3446.7336 | 3254.0381 |
| -24 | 3421.627 | 3235.2927 | 3056.3528 |
| -23 | 3211.1289 | 3038.1672 | 2871.9348 |
| -22 | 3014.9131 | 2854.3015 | 2699.814 |
| -21 | 2831.9236 | 2682.7231 | 2539.0957 |
| -20 | 2661.1904 | 2522.5374 | 2388.9565 |
| -19 | 2501.8179 | 2372.9192 | 2248.6357 |
| -18 | 2352.9836 | 2233.1086 | 2117.4336 |
| -17 | 2213.9277 | 2102.4045 | 1994.7026 |
| -16 | 2083.9495 | 1980.1597 | 1879.8458 |
| -15 | 1962.4028 | 1865.7765 | 1772.3114 |
| -14 | 1848.6917 | 1758.7035 | 1671.5898 |
| -13 | 1742.2648 | 1658.4304 | 1577.2091 |
| -12 | 1642.6133 | 1564.4858 | 1488.7334 |
| -11 | 1549.2664 | 1476.4338 | 1405.759 |
| -10 | 1461.7886 | 1393.8704 | 1327.9116 |
| -9 | 1379.7772 | 1316.4218 | 1254.8451 |
| -8 | 1302.8591 | 1243.7417 | 1186.2383 |
| -7 | 1230.689 | 1175.5094 | 1121.7933 |
| -6 | 1162.9465 | 1111.4271 | 1061.2341 |
| -5 | 1099.3353 | 1051.2191 | 1004.3044 |
| -4 | 1039.5795 | 994.6291 | 950.7657 |
| -3 | 983.4241 | 941.4192 | 900.3974 |
| -2 | 930.6317 | 891.3686 | 852.9936 |
| -1 | 880.9822 | 844.272 | 808.3633 |
| 0 | 834.271 | 799.9386 | 766.3287 |
| 1 | 790.3079 | 758.1909 | 726.7245 |
| 2 | 748.9159 | 718.8638 | 689.3967 |
| 3 | 709.9305 | 681.8036 | 654.2018 |
| 4 | 673.1985 | 646.8671 | 621.0062 |
| 5 | 638.5774 | 613.921 | 589.6854 |
| 6 | 605.9344 | 582.8411 | 560.1233 |
| 7 | 575.1456 | 553.5114 | 532.2116 |
| 8 | 546.0957 | 525.824 | 505.8492 |
| 9 | 518.6772 | 499.678 | 480.9417 |
| 10 | 492.7895 | 474.9794 | 457.4009 |
| 11 | 468.3391 | 451.6401 | 435.1446 |
| 12 | 445.2384 | 429.5782 | 414.0958 |
| 13 | 423.4059 | 408.717 | 394.1826 |
| 14 | 402.7651 | 388.9847 | 375.3377 |
| 15 | 383.2447 | 370.3143 | 357.4981 |
| 16 | 364.7779 | 352.6429 | 340.6049 |
| 17 | 347.3024 | 335.912 | 324.6028 |
| 18 | 330.7598 | 320.0666 | 309.4404 |
| 19 | 315.0954 | 305.0551 | 295.069 |
| 20 | 300.258 | 290.8294 | 281.4433 |
| 21 | 286.1997 | 277.3442 | 268.5208 |
| 22 | 272.8756 | 264.5572 | 256.2615 |
| 23 | 260.2435 | 252.4286 | 244.6281 |
| 24 | 248.264 | 240.9212 | 233.5852 |
| 25 | 236.9 | 230 | 223.1 |
| 26 | 226.3255 | 219.6321 | 212.9449 |
| 27 | 216.2792 | 209.7867 | 203.306 |
| 28 | 206.7321 | 200.4348 | 194.1544 |
| 29 | 197.657 | 191.5492 | 185.4632 |
| 30 | 189.028 | 183.1043 | 177.2067 |
| 31 | 180.8211 | 175.0761 | 169.361 |
| 32 | 173.0134 | 167.4418 | 161.9038 |
| 33 | 165.5837 | 160.1803 | 154.8138 |
| 34 | 158.5116 | 153.2714 | 148.0711 |
| 35 | 151.7782 | 146.6963 | 141.6569 |
| 36 | 145.3657 | 140.4373 | 135.5538 |
| 37 | 139.2572 | 134.4775 | 129.745 |
| 38 | 133.4367 | 128.8012 | 124.2149 |
| 39 | 127.8893 | 123.3936 | 118.9488 |
| 40 | 122.6009 | 118.2406 | 113.9328 |
| 41 | 117.558 | 113.329 | 109.1538 |
| 42 | 112.7482 | 108.6463 | 104.5995 |
| 43 | 108.1594 | 104.1808 | 100.2582 |
| 44 | 103.7806 | 99.9213 | 96.119 |
| 45 | 99.6011 | 95.8574 | 92.1714 |
| 46 | 95.6108 | 91.9791 | 88.4058 |
| 47 | 91.8003 | 88.2771 | 84.8127 |
| 48 | 88.1607 | 84.7425 | 81.3836 |
| 49 | 84.6834 | 81.367 | 78.1101 |
| 50 | 81.3605 | 78.1427 | 74.9845 |
| 51 | 78.1844 | 75.062 | 71.9994 |
| 52 | 75.148 | 72.1179 | 69.1477 |
| 53 | 72.2443 | 69.3038 | 66.423 |
| 54 | 69.4671 | 66.6132 | 63.819 |
| 55 | 66.8102 | 64.0402 | 61.3298 |
| 56 | 64.2678 | 61.5791 | 58.9497 |
| 57 | 61.8345 | 59.2245 | 56.6736 |
| 58 | 59.5051 | 56.9713 | 54.4963 |
| 59 | 57.2747 | 54.8147 | 52.4132 |
| 60 | 55.1386 | 52.7501 | 50.4197 |
| 61 | 53.0924 | 50.7732 | 48.5115 |
| 62 | 51.132 | 48.8798 | 46.6847 |
| 63 | 49.2532 | 47.066 | 44.9354 |
| 64 | 47.4525 | 45.3282 | 43.26 |
| 65 | 45.7261 | 43.6627 | 41.6549 |
| 66 | 44.0707 | 42.0663 | 40.117 |
| 67 | 42.483 | 40.5359 | 38.6431 |
| 68 | 40.96 | 39.0682 | 37.2303 |
| 69 | 39.4987 | 37.6606 | 35.8758 |
| 70 | 38.0965 | 36.3103 | 34.5768 |
| 71 | 36.7505 | 35.0147 | 33.331 |
| 72 | 35.4583 | 33.7714 | 32.1358 |
| 73 | 34.2176 | 32.578 | 30.989 |
| 74 | 33.026 | 31.4322 | 29.8885 |
| 75 | 31.8814 | 30.3321 | 28.8321 |
| 76 | 30.7818 | 29.2755 | 27.8179 |
| 77 | 29.7251 | 28.2606 | 26.844 |
| 78 | 28.7095 | 27.2854 | 25.9087 |
| 79 | 27.7333 | 26.3484 | 25.0102 |
| 80 | 26.7947 | 25.4479 | 24.147 |
| 81 | 25.8922 | 24.5822 | 23.3174 |
| 82 | 25.0241 | 23.7498 | 22.5202 |
| 83 | 24.1891 | 22.9494 | 21.7538 |
| 84 | 23.3856 | 22.1796 | 21.0169 |
| 85 | 22.6125 | 21.4391 | 20.3083 |
| 86 | 21.8684 | 20.7266 | 19.6267 |
| 87 | 21.1522 | 20.041 | 18.9711 |
| 88 | 20.4625 | 19.3811 | 18.3403 |
| 89 | 19.7985 | 18.7459 | 17.7333 |
| 90 | 19.1589 | 18.1343 | 17.1491 |
| 91 | 18.5428 | 17.5454 | 16.5867 |
| 92 | 17.9493 | 16.9782 | 16.0452 |
| 93 | 17.3774 | 16.4318 | 15.5238 |
| 94 | 16.8262 | 15.9055 | 15.0216 |
| 95 | 16.2949 | 15.3982 | 14.5379 |
| 96 | 15.7827 | 14.9094 | 14.0718 |
| 97 | 15.2888 | 14.4383 | 13.6227 |
| 98 | 14.8126 | 13.984 | 13.19 |
| 99 | 14.3532 | 13.5461 | 12.7728 |
| 100 | 13.9101 | 13.1237 | 12.3706 |
| 101 | 13.4826 | 12.7164 | 11.9829 |
| 102 | 13.0701 | 12.3234 | 11.6089 |
| 103 | 12.6719 | 11.9443 | 11.2483 |
| 104 | 12.2876 | 11.5785 | 10.9004 |
| 105 | 11.9166 | 11.2254 | 10.5647 |
| 106 | 11.5584 | 10.8846 | 10.2408 |
| 107 | 11.2125 | 10.5556 | 9.9283 |
| 108 | 10.8784 | 10.238 | 9.6265 |
| 109 | 10.5557 | 9.9312 | 9.3353 |
| 110 | 10.2439 | 9.635 | 9.0541 |
| 111 | 9.9427 | 9.3488 | 8.7825 |
| 112 | 9.6516 | 9.0724 | 8.5202 |
| 113 | 9.3702 | 8.8052 | 8.2669 |
| 114 | 9.0982 | 8.5471 | 8.0222 |
| 115 | 8.8353 | 8.2976 | 7.7857 |
| 116 | 8.581 | 8.0565 | 7.5572 |
| 117 | 8.3351 | 7.8233 | 7.3363 |
| 118 | 8.0973 | 7.5979 | 7.1229 |
| 119 | 7.8673 | 7.3799 | 6.9165 |
| 120 | 7.6447 | 7.1691 | 6.7169 |
| 121 | 7.4294 | 6.9651 | 6.524 |
| 122 | 7.221 | 6.7678 | 6.3373 |
| 123 | 7.0193 | 6.5769 | 6.1568 |
| 124 | 6.8241 | 6.3922 | 5.9822 |
| 125 | 6.6352 | 6.2134 | 5.8132 |
| 126 | 6.4522 | 6.0404 | 5.6497 |
| 127 | 6.275 | 5.8728 | 5.4915 |
| 128 | 6.1034 | 5.7106 | 5.3383 |
| 129 | 5.9372 | 5.5536 | 5.1901 |
| 130 | 5.7762 | 5.4015 | 5.0465 |
| 131 | 5.6202 | 5.2542 | 4.9075 |
| 132 | 5.4691 | 5.1115 | 4.7729 |
| 133 | 5.3226 | 4.9732 | 4.6426 |
| 134 | 5.1807 | 4.8393 | 4.5163 |
| 135 | 5.0431 | 4.7094 | 4.3939 |
| 136 | 4.9097 | 4.5836 | 4.2754 |
| 137 | 4.7803 | 4.4617 | 4.1605 |
| 138 | 4.6549 | 4.3435 | 4.0492 |
| 139 | 4.5333 | 4.2289 | 3.9413 |
| 140 | 4.4154 | 4.1177 | 3.8367 |
| 141 | 4.301 | 4.01 | 3.7353 |
| 142 | 4.19 | 3.9055 | 3.637 |
| 143 | 4.0823 | 3.8041 | 3.5417 |
| 144 | 3.9778 | 3.7057 | 3.4492 |
| 145 | 3.8764 | 3.6103 | 3.3595 |
| 146 | 3.778 | 3.5177 | 3.2725 |
| 147 | 3.6824 | 3.4279 | 3.1881 |
| 148 | 3.5897 | 3.3407 | 3.1062 |
| 149 | 3.4996 | 3.2561 | 3.0267 |
| 150 | 3.4122 | 3.1739 | 2.9496 |
