TABLE 12 Type N Thermocouple ¾ thermoelectric voltage as a function of
temperature (°F); reference junctions at 32 °F
°F 0 1 2 3 4 5 6 7 8 9 10 °F
Thermoelectric Voltage in Millivolts
°F 0 1 2 3 4 5 6 7 8 9 10 °F
Page 1 | Page 2 | Page 3 | Page 4 | Page 5 | Page 6
N
°F
1500
29.065
29.087
29.109
29.130
29.152
29.174
29.196
29.218
29.239
29.261
29.283
1500
1510
29.283
29.305
29.327
29.348
29.370
29.392
29.414
29.436
29.457
29.479
29.501
1510
1520
29.501
29.523
29.545
29.566
29.588
29.610
29.632
29.653
29.675
29.697
29.719
1520
1530
29.719
29.741
29.762
29.784
29.806
29.828
29.850
29.871
29.893
29.915
29.937
1530
1540
29.937
29.958
29.980
30.002
30.024
30.046
30.067
30.089
30.111
30.133
30.154
1540
1550
30.154
30.176
30.198
30.220
30.242
30.263
30.285
30.307
30.329
30.350
30.372
1550
1560
30.372
30.394
30.416
30.437
30.459
30.481
30.503
30.524
30.546
30.568
30.590
1560
1570
30.590
30.611
30.633
30.655
30.677
30.699
30.720
30.742
30.764
30.786
30.807
1570
1580
30.807
30.829
30.851
30.873
30.894
30.916
30.938
30.960
30.981
31.003
31.025
1580
1590
31.025
31.047
31.068
31.090
31.112
31.133
31.155
31.177
31.199
31.220
31.242
1590
1600
31.242
31.264
31.286
31.307
31.329
31.351
31.373
31.394
31.416
31.438
31.459
1600
1610
31.459
31.481
31.503
31.525
31.546
31.568
31.590
31.612
31.633
31.655
31.677
1610
1620
31.677
31.698
31.720
31.742
31.764
31.785
31.807
31.829
31.850
31.872
31.894
1620
1630
31.894
31.916
31.937
31.959
31.981
32.002
32.024
32.046
32.068
32.089
32.111
1630
1640
32.111
32.133
32.154
32.176
32.198
32.219
32.241
32.263
32.284
32.306
32.328
1640
1650
32.328
32.350
32.371
32.393
32.415
32.436
32.458
32.480
32.501
32.523
32.545
1650
1660
32.545
32.566
32.588
32.610
32.631
32.653
32.675
32.696
32.718
32.740
32.761
1660
1670
32.761
32.783
32.805
32.826
32.848
32.870
32.891
32.913
32.935
32.956
32.978
1670
1680
32.978
33.000
33.021
33.043
33.065
33.086
33.108
33.130
33.151
33.173
33.195
1680
1690
33.195
33.216
33.238
33.260
33.281
33.303
33.325
33.346
33.368
33.389
33.411
1690
1700
33.411
33.433
33.454
33.476
33.498
33.519
33.541
33.563
33.584
33.606
33.627
1700
1710
33.627
33.649
33.671
33.692
33.714
33.736
33.757
33.779
33.800
33.822
33.844
1710
1720
33.844
33.865
33.887
33.908
33.930
33.952
33.973
33.995
34.016
34.038
34.060
1720
1730
34.060
34.081
34.103
34.124
34.146
34.168
34.189
34.211
34.232
34.254
34.276
1730
1740
34.276
34.297
34.319
34.340
34.362
34.384
34.405
34.427
34.448
34.470
34.491
1740
1750
34.491
34.513
34.535
34.556
34.578
34.599
34.621
34.642
34.664
34.686
34.707
1750
1760
34.707
34.729
34.750
34.772
34.793
34.815
34.836
34.858
34.879
34.901
34.923
1760
1770
34.923
34.944
34.966
34.987
35.009
35.030
35.052
35.073
35.095
35.116
35.138
1770
1780
35.138
35.160
35.181
35.203
35.224
35.246
35.267
35.289
35.310
35.332
35.353
1780
1790
35.353
35.375
35.396
35.418
35.439
35.461
35.482
35.504
35.525
35.547
35.568
1790
1800
35.568
35.590
35.611
35.633
35.654
35.676
35.697
35.719
35.740
35.762
35.783
1800
1810
35.783
35.805
35.826
35.848
35.869
35.891
35.912
35.934
35.955
35.977
35.998
1810
1820
35.998
36.019
36.041
36.062
36.084
36.105
36.127
36.148
36.170
36.191
36.213
1820
1830
36.213
36.234
36.256
36.277
36.298
36.320
36.341
36.363
36.384
36.406
36.427
1830
1840
36.427
36.449
36.470
36.491
36.513
36.534
36.556
36.577
36.599
36.620
36.641
1840
1850
36.641
36.663
36.684
36.706
36.727
36.748
36.770
36.791
36.813
36.834
36.855
1850
1860
36.855
36.877
36.898
36.920
36.941
36.962
36.984
37.005
37.027
37.048
37.069
1860
1870
37.069
37.091
37.112
37.134
37.155
37.176
37.198
37.219
37.240
37.262
37.283
1870
1880
37.283
37.305
37.326
37.347
37.369
37.390
37.411
37.433
37.454
37.475
37.497
1880
1890
37.497
37.518
37.539
37.561
37.582
37.603
37.625
37.646
37.668
37.689
37.710
1890
1900
37.710
37.731
37.753
37.774
37.795
37.817
37.838
37.859
37.881
37.902
37.923
1900
1910
37.923
37.945
37.966
37.987
38.009
38.030
38.051
38.073
38.094
38.115
38.136
1910
1920
38.136
38.158
38.179
38.200
38.222
38.243
38.264
38.285
38.307
38.328
38.349
1920
1930
38.349
38.370
38.392
38.413
38.434
38.456
38.477
38.498
38.519
38.541
38.562
1930
1940
38.562
38.583
38.604
38.626
38.647
38.668
38.689
38.711
38.732
38.753
38.774
1940
1950
38.774
38.795
38.817
38.838
38.859
38.880
38.902
38.923
38.944
38.965
38.986
1950
1960
38.986
39.008
39.029
39.050
39.071
39.093
39.114
39.135
39.156
39.177
39.198
1960
1970
39.198
39.220
39.241
39.262
39.283
39.304
39.326
39.347
39.368
39.389
39.410
1970
1980
39.410
39.431
39.453
39.474
39.495
39.516
39.537
39.558
39.580
39.601
39.622
1980
1990
39.622
39.643
39.664
39.685
39.706
39.728
39.749
39.770
39.791
39.812
39.833
1990