Calculate the SCFM.
Technical Information
Revised Thermocouple Reference Tables
TYPE
E
Reference Tables N.I.S.T.
Monograph 175
Revised to ITS-90
°C
Nickel-Chromium
vs.
Copper-Nickel
MAXIMUM TEMPERATURE RANGE
Thermocouple Grade
– 328 to 1652°F
– 200 to 900°C
Extension Grade
32 to 392°F
0 to 200°C
LIMITS OF ERROR
(whichever is greater)
Standard: 1.7°C or 0.5% Above 0°C
1.7°C or 1.0% Below 0°C
Special: 1.0°C or 0.4%
COMMENTS, BARE WIRE ENVIRONMENT:
Oxidizing or Inert; Limited Use in Vacuum or
Reducing; Highest EMF Change per Degree
TEMPERATURE IN DEGREES °C
REFERENCE JUNCTION AT 0°C
Thermoelectric Voltage in Millivolts
°C | -10 | -9 | -8 | -7 | -6 | -5 | -4 | -3 | -2 | -1 | 0 | °C |
---|---|---|---|---|---|---|---|---|---|---|---|---|
-260 | -9.835 | -9.833 | -9.831 | -9.828 | -9.825 | -9.821 | -9.817 | -9.813 | -9.808 | -9.802 | -9.797 | -260 |
-250 | -9.797 | -9.790 | -9.784 | -9.777 | -9.770 | -9.762 | -9.754 | -9.746 | -9.737 | -9.728 | -9.718 | -250 |
-240 | -9.718 | -9.709 | -9.698 | -9.688 | -9.677 | -9.666 | -9.654 | -9.642 | -9.630 | -9.617 | -9.604 | -240 |
-230 | -9.604 | -9.591 | -9.577 | -9.563 | -9.548 | -9.534 | -9.519 | -9.503 | -9.487 | -9.471 | -9.455 | -230 |
-220 | -9.455 | -9.438 | -9.421 | -9.404 | -9.386 | -9.368 | -9.350 | -9.331 | -9.313 | -9.293 | -9.274 | -220 |
-210 | -9.274 | -9.254 | -9.234 | -9.214 | -9.193 | -9.172 | -9.151 | -9.129 | -9.107 | -9.085 | -9.063 | -210 |
-200 | -9.063 | -9.040 | -9.017 | -8.994 | -8.971 | -8.947 | -8.923 | -8.899 | -8.874 | -8.850 | -8.825 | -200 |
-190 | -8.825 | -8.799 | -8.774 | -8.748 | -8.722 | -8.696 | -8.669 | -8.643 | -8.616 | -8.588 | -8.561 | -190 |
-180 | -8.561 | -8.533 | -8.505 | -8.477 | -8.449 | -8.420 | -8.391 | -8.362 | -8.333 | -8.303 | -8.273 | -180 |
-170 | -8.273 | -8.243 | -8.213 | -8.183 | -8.152 | -8.121 | -8.090 | -8.059 | -8.027 | -7.995 | -7.963 | -170 |
-160 | -7.963 | -7.931 | -7.899 | -7.866 | -7.833 | -7.800 | -7.767 | -7.733 | -7.700 | -7.666 | -7.632 | -160 |
-150 | -7.632 | -7.597 | -7.563 | -7.528 | -7.493 | -7.458 | -7.423 | -7.387 | -7.351 | -7.315 | -7.279 | -150 |
-140 | -7.279 | -7.243 | -7.206 | -7.170 | -7.133 | -7.096 | -7.058 | -7.021 | -6.983 | -6.945 | -6.907 | -140 |
-130 | -6.907 | -6.869 | -6.831 | -6.792 | -6.753 | -6.714 | -6.675 | -6.636 | -6.596 | -6.556 | -6.516 | -130 |
-120 | -6.516 | -6.476 | -6.436 | -6.396 | -6.355 | -6.314 | -6.273 | -6.232 | -6.191 | -6.149 | -6.107 | -120 |
-110 | -6.107 | -6.065 | -6.023 | -5.981 | -5.939 | -5.896 | -5.853 | -5.810 | -5.767 | -5.724 | -5.681 | -110 |
-100 | -5.681 | -5.637 | -5.593 | -5.549 | -5.505 | -5.461 | -5.417 | -5.372 | -5.327 | -5.282 | -5.237 | -100 |
-90 | -5.237 | -5.192 | -5.147 | -5.101 | -5.055 | -5.009 | -4.963 | -4.917 | -4.871 | -4.824 | -4.777 | -90 |
-80 | -4.777 | -4.731 | -4.684 | -4.636 | -4.589 | -4.542 | -4.494 | -4.446 | -4.398 | -4.350 | -4.302 | -80 |
-70 | -4.302 | -4.254 | -4.205 | -4.156 | -4.107 | -4.058 | -4.009 | -3.960 | -3.911 | -3.861 | -3.811 | -70 |
-60 | -3.811 | -3.761 | -3.711 | -3.661 | -3.611 | -3.561 | -3.510 | -3.459 | -3.408 | -3.357 | -3.306 | -60 |
-50 | -3.306 | -3.255 | -3.204 | -3.152 | -3.100 | -3.048 | -2.996 | -2.944 | -2.892 | -2.840 | -2.787 | -50 |
-40 | -2.787 | -2.735 | -2.682 | -2.629 | -2.576 | -2.523 | -2.469 | -2.416 | -2.362 | -2.309 | -2.255 | -40 |
-30 | -2.255 | -2.201 | -2.147 | -2.093 | -2.038 | -1.984 | -1.929 | -1.874 | -1.820 | -1.765 | -1.709 | -30 |
-20 | -1.709 | -1.654 | -1.599 | -1.543 | -1.488 | -1.432 | -1.376 | -1.320 | -1.264 | -1.208 | -1.152 | -20 |
-10 | -1.152 | -1.095 | -1.039 | -0.982 | -0.925 | -0.868 | -0.811 | -0.754 | -0.697 | -0.639 | -0.582 | -10 |
0 | -0.582 | -0.524 | -0.466 | -0.408 | -0.350 | -0.292 | -0.234 | -0.176 | -0.117 | -0.059 | 0.000 | 0 |
°C | -10 | -9 | -8 | -7 | -6 | -5 | -4 | -3 | -2 | -1 | 0 | °C |
°C | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | °C |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0 | 0.000 | 0.059 | 0.118 | 0.176 | 0.235 | 0.294 | 0.354 | 0.413 | 0.472 | 0.532 | 0.591 | 0 |
10 | 0.591 | 0.651 | 0.711 | 0.770 | 0.830 | 0.890 | 0.950 | 1.010 | 1.071 | 1.131 | 1.192 | 10 |
20 | 1.192 | 1.252 | 1.313 | 1.373 | 1.434 | 1.495 | 1.556 | 1.617 | 1.678 | 1.740 | 1.801 | 20 |
30 | 1.801 | 1.862 | 1.924 | 1.986 | 2.047 | 2.109 | 2.171 | 2.233 | 2.295 | 2.357 | 2.420 | 30 |
40 | 2.420 | 2.482 | 2.545 | 2.607 | 2.670 | 2.733 | 2.795 | 2.858 | 2.921 | 2.984 | 3.048 | 40 |
50 | 3.048 | 3.111 | 3.174 | 3.238 | 3.301 | 3.365 | 3.429 | 3.492 | 3.556 | 3.620 | 3.685 | 50 |
60 | 3.685 | 3.749 | 3.813 | 3.877 | 3.942 | 4.006 | 4.071 | 4.136 | 4.200 | 4.265 | 4.330 | 60 |
70 | 4.330 | 4.395 | 4.460 | 4.526 | 4.591 | 4.656 | 4.722 | 4.788 | 4.853 | 4.919 | 4.985 | 70 |
80 | 4.985 | 5.051 | 5.117 | 5.183 | 5.249 | 5.315 | 5.382 | 5.448 | 5.514 | 5.581 | 5.648 | 80 |
90 | 5.648 | 5.714 | 5.781 | 5.848 | 5.915 | 5.982 | 6.049 | 6.117 | 6.184 | 6.251 | 6.319 | 90 |
100 | 6.319 | 6.386 | 6.454 | 6.522 | 6.590 | 6.658 | 6.725 | 6.794 | 6.862 | 6.930 | 6.998 | 100 |
110 | 6.998 | 7.066 | 7.135 | 7.203 | 7.272 | 7.341 | 7.409 | 7.478 | 7.547 | 7.616 | 7.685 | 110 |
120 | 7.685 | 7.754 | 7.823 | 7.892 | 7.962 | 8.031 | 8.101 | 8.170 | 8.240 | 8.309 | 8.379 | 120 |
130 | 8.379 | 8.449 | 8.519 | 8.589 | 8.659 | 8.729 | 8.799 | 8.869 | 8.940 | 9.010 | 9.081 | 130 |
140 | 9.081 | 9.151 | 9.222 | 9.292 | 9.363 | 9.434 | 9.505 | 9.576 | 9.647 | 9.718 | 9.789 | 140 |
150 | 9.789 | 9.860 | 9.931 | 10.003 | 10.074 | 10.145 | 10.217 | 10.288 | 10.360 | 10.432 | 10.503 | 150 |
160 | 10.503 | 10.575 | 10.647 | 10.719 | 10.791 | 10.863 | 10.935 | 11.007 | 11.080 | 11.152 | 11.224 | 160 |
170 | 11.224 | 11.297 | 11.369 | 11.442 | 11.514 | 11.587 | 11.660 | 11.733 | 11.805 | 11.878 | 11.951 | 170 |
180 | 11.951 | 12.024 | 12.097 | 12.170 | 12.243 | 12.317 | 12.390 | 12.463 | 12.537 | 12.610 | 12.684 | 180 |
190 | 12.684 | 12.757 | 12.831 | 12.904 | 12.978 | 13.052 | 13.126 | 13.199 | 13.273 | 13.347 | 13.421 | 190 |
200 | 13.421 | 13.495 | 13.569 | 13.644 | 13.718 | 13.792 | 13.866 | 13.941 | 14.015 | 14.090 | 14.164 | 200 |
210 | 14.164 | 14.239 | 14.313 | 14.388 | 14.463 | 14.537 | 14.612 | 14.687 | 14.762 | 14.837 | 14.912 | 210 |
220 | 14.912 | 14.987 | 15.062 | 15.137 | 15.212 | 15.287 | 15.362 | 15.438 | 15.513 | 15.588 | 15.664 | 220 |
230 | 15.664 | 15.739 | 15.815 | 15.890 | 15.966 | 16.041 | 16.117 | 16.193 | 16.269 | 16.344 | 16.420 | 230 |
240 | 16.420 | 16.496 | 16.572 | 16.648 | 16.724 | 16.800 | 16.876 | 16.952 | 17.028 | 17.104 | 17.181 | 240 |
250 | 17.181 | 17.257 | 17.333 | 17.409 | 17.486 | 17.562 | 17.639 | 17.715 | 17.792 | 17.868 | 17.945 | 250 |
260 | 17.945 | 18.021 | 18.098 | 18.175 | 18.252 | 18.328 | 18.405 | 18.482 | 18.559 | 18.636 | 18.713 | 260 |
270 | 18.713 | 18.790 | 18.867 | 18.944 | 19.021 | 19.098 | 19.175 | 19.252 | 19.330 | 19.407 | 19.484 | 270 |
280 | 19.484 | 19.561 | 19.639 | 19.716 | 19.794 | 19.871 | 19.948 | 20.026 | 20.103 | 20.181 | 20.259 | 280 |
290 | 20.259 | 20.336 | 20.414 | 20.492 | 20.569 | 20.647 | 20.725 | 20.803 | 20.880 | 20.958 | 21.036 | 290 |
300 | 21.036 | 21.114 | 21.192 | 21.270 | 21.348 | 21.426 | 21.504 | 21.582 | 21.660 | 21.739 | 21.817 | 300 |
310 | 21.817 | 21.895 | 21.973 | 22.051 | 22.130 | 22.208 | 22.286 | 22.365 | 22.443 | 22.522 | 22.600 | 310 |
320 | 22.600 | 22.678 | 22.757 | 22.835 | 22.914 | 22.993 | 23.071 | 23.150 | 23.228 | 23.307 | 23.386 | 320 |
330 | 23.386 | 23.464 | 23.543 | 23.622 | 23.701 | 23.780 | 23.858 | 23.937 | 24.016 | 24.095 | 24.174 | 330 |
340 | 24.174 | 24.253 | 24.332 | 24.411 | 24.490 | 24.569 | 24.648 | 24.727 | 24.806 | 24.885 | 24.964 | 340 |
350 | 24.964 | 25.044 | 25.123 | 25.202 | 25.281 | 25.360 | 25.440 | 25.519 | 25.598 | 25.678 | 25.757 | 350 |
360 | 25.757 | 25.836 | 25.916 | 25.995 | 26.075 | 26.154 | 26.233 | 26.313 | 26.392 | 26.472 | 26.552 | 360 |
370 | 26.552 | 26.631 | 26.711 | 26.790 | 26.870 | 26.950 | 27.029 | 27.109 | 27.189 | 27.268 | 27.348 | 370 |
380 | 27.348 | 27.428 | 27.507 | 27.587 | 27.667 | 27.747 | 27.827 | 27.907 | 27.986 | 28.066 | 28.146 | 380 |
390 | 28.146 | 28.226 | 28.306 | 28.386 | 28.466 | 28.546 | 28.626 | 28.706 | 28.786 | 28.866 | 28.946 | 390 |
400 | 28.946 | 29.026 | 29.106 | 29.186 | 29.266 | 29.346 | 29.427 | 29.507 | 29.587 | 29.667 | 29.747 | 400 |
410 | 29.747 | 29.827 | 29.908 | 29.988 | 30.068 | 30.148 | 30.229 | 30.309 | 30.389 | 30.470 | 30.550 | 410 |
420 | 30.550 | 30.630 | 30.711 | 30.791 | 30.871 | 30.952 | 31.032 | 31.112 | 31.193 | 31.273 | 31.354 | 420 |
430 | 31.354 | 31.434 | 31.515 | 31.595 | 31.676 | 31.756 | 31.837 | 31.917 | 31.998 | 32.078 | 32.159 | 430 |
440 | 32.159 | 32.239 | 32.320 | 32.400 | 32.481 | 32.562 | 32.642 | 32.723 | 32.803 | 32.884 | 32.965 | 440 |
450 | 32.965 | 33.045 | 33.126 | 33.207 | 33.287 | 33.368 | 33.449 | 33.529 | 33.610 | 33.691 | 33.772 | 450 |
460 | 33.772 | 33.852 | 33.933 | 34.014 | 34.095 | 34.175 | 34.256 | 34.337 | 34.418 | 34.498 | 34.579 | 460 |
470 | 34.579 | 34.660 | 34.741 | 34.822 | 34.902 | 34.983 | 35.064 | 35.145 | 35.226 | 35.307 | 35.387 | 470 |
480 | 35.387 | 35.468 | 35.549 | 35.630 | 35.711 | 35.792 | 35.873 | 35.954 | 36.034 | 36.115 | 36.196 | 480 |
490 | 36.196 | 36.277 | 36.358 | 36.439 | 36.520 | 36.601 | 36.682 | 36.763 | 36.843 | 36.924 | 37.005 | 490 |
500 | 37.005 | 37.086 | 37.167 | 37.248 | 37.329 | 37.410 | 37.491 | 37.572 | 37.653 | 37.734 | 37.815 | 500 |
510 | 37.815 | 37.896 | 37.977 | 38.058 | 38.139 | 38.220 | 38.300 | 38.381 | 38.462 | 38.543 | 38.624 | 510 |
520 | 38.624 | 38.705 | 38.786 | 38.867 | 38.948 | 39.029 | 39.110 | 39.191 | 39.272 | 39.353 | 39.434 | 520 |
530 | 39.434 | 39.515 | 39.596 | 39.677 | 39.758 | 39.839 | 39.920 | 40.001 | 40.082 | 40.163 | 40.243 | 530 |
540 | 40.243 | 40.324 | 40.405 | 40.486 | 40.567 | 40.648 | 40.729 | 40.810 | 40.891 | 40.972 | 41.053 | 540 |
550 | 41.053 | 41.134 | 41.215 | 41.296 | 41.377 | 41.457 | 41.538 | 41.619 | 41.700 | 41.781 | 41.862 | 550 |
560 | 41.862 | 41.943 | 42.024 | 42.105 | 42.185 | 42.266 | 42.347 | 42.428 | 42.509 | 42.590 | 42.671 | 560 |
570 | 42.671 | 42.751 | 42.832 | 42.913 | 42.994 | 43.075 | 43.156 | 43.236 | 43.317 | 43.398 | 43.479 | 570 |
580 | 43.479 | 43.560 | 43.640 | 43.721 | 43.802 | 43.883 | 43.963 | 44.044 | 44.125 | 44.206 | 44.286 | 580 |
590 | 44.286 | 44.367 | 44.448 | 44.529 | 44.609 | 44.690 | 44.771 | 44.851 | 44.932 | 45.013 | 45.093 | 590 |
600 | 45.093 | 45.174 | 45.255 | 45.335 | 45.416 | 45.497 | 45.577 | 45.658 | 45.738 | 45.819 | 45.900 | 600 |
610 | 45.900 | 45.980 | 46.061 | 46.141 | 46.222 | 46.302 | 46.383 | 46.463 | 46.544 | 46.624 | 46.705 | 610 |
620 | 46.705 | 46.785 | 46.866 | 46.946 | 47.027 | 47.107 | 47.188 | 47.268 | 47.349 | 47.429 | 47.509 | 620 |
630 | 47.509 | 47.590 | 47.670 | 47.751 | 47.831 | 47.911 | 47.992 | 48.072 | 48.152 | 48.233 | 48.313 | 630 |
640 | 48.313 | 48.393 | 48.474 | 48.554 | 48.634 | 48.715 | 48.795 | 48.875 | 48.955 | 49.035 | 49.116 | 640 |
650 | 49.116 | 49.196 | 49.276 | 49.356 | 49.436 | 49.517 | 49.597 | 49.677 | 49.757 | 49.837 | 49.917 | 650 |
660 | 49.917 | 49.997 | 50.077 | 50.157 | 50.238 | 50.318 | 50.398 | 50.478 | 50.558 | 50.638 | 50.718 | 660 |
670 | 50.718 | 50.798 | 50.878 | 50.958 | 51.038 | 51.118 | 51.197 | 51.277 | 51.357 | 51.437 | 51.517 | 670 |
680 | 51.517 | 51.597 | 51.677 | 51.757 | 51.837 | 51.916 | 51.996 | 52.076 | 52.156 | 52.236 | 52.315 | 680 |
690 | 52.315 | 52.395 | 52.475 | 52.555 | 52.634 | 52.714 | 52.794 | 52.873 | 52.953 | 53.033 | 53.112 | 690 |
700 | 53.112 | 53.192 | 53.272 | 53.351 | 53.431 | 53.510 | 53.590 | 53.670 | 53.749 | 53.829 | 53.908 | 700 |
710 | 53.908 | 53.988 | 54.067 | 54.147 | 54.226 | 54.306 | 54.385 | 54.465 | 54.544 | 54.624 | 54.703 | 710 |
720 | 54.703 | 54.782 | 54.862 | 54.941 | 55.021 | 55.100 | 55.179 | 55.259 | 55.338 | 55.417 | 55.497 | 720 |
730 | 55.497 | 55.576 | 55.655 | 55.734 | 55.814 | 55.893 | 55.972 | 56.051 | 56.131 | 56.210 | 56.289 | 730 |
740 | 56.289 | 56.368 | 56.447 | 56.526 | 56.606 | 56.685 | 56.764 | 56.843 | 56.922 | 57.001 | 57.080 | 740 |
750 | 57.080 | 57.159 | 57.238 | 57.317 | 57.396 | 57.475 | 57.554 | 57.633 | 57.712 | 57.791 | 57.870 | 750 |
760 | 57.870 | 57.949 | 58.028 | 58.107 | 58.186 | 58.265 | 58.343 | 58.422 | 58.501 | 58.580 | 58.659 | 760 |
770 | 58.659 | 58.738 | 58.816 | 58.895 | 58.974 | 59.053 | 59.131 | 59.210 | 59.289 | 59.367 | 59.446 | 770 |
780 | 59.446 | 59.525 | 59.604 | 59.682 | 59.761 | 59.839 | 59.918 | 59.997 | 60.075 | 60.154 | 60.232 | 780 |
790 | 60.232 | 60.311 | 60.390 | 60.468 | 60.547 | 60.625 | 60.704 | 60.782 | 60.860 | 60.939 | 61.017 | 790 |
800 | 61.017 | 61.096 | 61.174 | 61.253 | 61.331 | 61.409 | 61.488 | 61.566 | 61.644 | 61.723 | 61.801 | 800 |
810 | 61.801 | 61.879 | 61.958 | 62.036 | 62.114 | 62.192 | 62.271 | 62.349 | 62.427 | 62.505 | 62.583 | 810 |
820 | 62.583 | 62.662 | 62.740 | 62.818 | 62.896 | 62.974 | 63.052 | 63.130 | 63.208 | 63.286 | 63.364 | 820 |
830 | 63.364 | 63.442 | 63.520 | 63.598 | 63.676 | 63.754 | 63.832 | 63.910 | 63.988 | 64.066 | 64.144 | 830 |
840 | 64.144 | 64.222 | 64.300 | 64.377 | 64.455 | 64.533 | 64.611 | 64.689 | 64.766 | 64.844 | 64.922 | 840 |
850 | 64.922 | 65.000 | 65.077 | 65.155 | 65.233 | 65.310 | 65.388 | 65.465 | 65.543 | 65.621 | 65.698 | 850 |
860 | 65.698 | 65.776 | 65.853 | 65.931 | 66.008 | 66.086 | 66.163 | 66.241 | 66.318 | 66.396 | 66.473 | 860 |
870 | 66.473 | 66.550 | 66.628 | 66.705 | 66.782 | 66.860 | 66.937 | 67.014 | 67.092 | 67.169 | 67.246 | 870 |
880 | 67.246 | 67.323 | 67.400 | 67.478 | 67.555 | 67.632 | 67.709 | 67.786 | 67.863 | 67.940 | 68.017 | 880 |
890 | 68.017 | 68.094 | 68.171 | 68.248 | 68.325 | 68.402 | 68.479 | 68.556 | 68.633 | 68.710 | 68.787 | 890 |
900 | 68.787 | 68.863 | 68.940 | 69.017 | 69.094 | 69.171 | 69.247 | 69.324 | 69.401 | 69.477 | 69.554 | 900 |
910 | 69.554 | 69.631 | 69.707 | 69.784 | 69.860 | 69.937 | 70.013 | 70.090 | 70.166 | 70.243 | 70.319 | 910 |
920 | 70.319 | 70.396 | 70.472 | 70.548 | 70.625 | 70.701 | 70.777 | 70.854 | 70.930 | 71.006 | 71.082 | 920 |
930 | 71.082 | 71.159 | 71.235 | 71.311 | 71.387 | 71.463 | 71.539 | 71.615 | 71.692 | 71.768 | 71.844 | 930 |
940 | 71.844 | 71.920 | 71.996 | 72.072 | 72.147 | 72.223 | 72.299 | 72.375 | 72.451 | 72.527 | 72.603 | 940 |
950 | 72.603 | 72.678 | 72.754 | 72.830 | 72.906 | 72.981 | 73.057 | 73.133 | 73.208 | 73.284 | 73.360 | 950 |
960 | 73.360 | 73.435 | 73.511 | 73.586 | 73.662 | 73.738 | 73.813 | 73.889 | 73.964 | 74.040 | 74.115 | 960 |
970 | 74.115 | 74.190 | 74.266 | 74.341 | 74.417 | 74.492 | 74.567 | 74.643 | 74.718 | 74.793 | 74.869 | 970 |
980 | 74.869 | 74.944 | 75.019 | 75.095 | 75.170 | 75.245 | 75.320 | 75.395 | 75.471 | 75.546 | 75.621 | 980 |
990 | 75.621 | 75.696 | 75.771 | 75.847 | 75.922 | 75.997 | 76.072 | 76.147 | 76.223 | 76.298 | 76.373 | 990 |
°C | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | °C |