TABLE 10 Type K 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
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K
°F
1050
23.439
23.463
23.487
23.510
23.534
23.558
23.581
23.605
23.629
23.652
23.676
1050
1060
23.676
23.700
23.723
23.747
23.771
23.794
23.818
23.842
23.865
23.889
23.913
1060
1070
23.913
23.936
23.960
23.984
24.007
24.031
24.055
24.078
24.102
24.126
24.149
1070
1080
24.149
24.173
24.197
24.220
24.244
24.267
24.291
24.315
24.338
24.362
24.386
1080
1090
24.386
24.409
24.433
24.457
24.480
24.504
24.527
24.551
24.575
24.598
24.622
1090
1100
24.622
24.646
24.669
24.693
24.717
24.740
24.764
24.787
24.811
24.835
24.858
1100
1110
24.858
24.882
24.905
24.929
24.953
24.976
25.000
25.024
25.047
25.071
25.094
1110
1120
25.094
25.118
25.142
25.165
25.189
25.212
25.236
25.260
25.283
25.307
25.330
1120
1130
25.330
25.354
25.377
25.401
25.425
25.448
25.472
25.495
25.519
25.543
25.566
1130
1140
25.566
25.590
25.613
25.637
25.660
25.684
25.708
25.731
25.755
25.778
25.802
1140
1150
25.802
25.825
25.849
25.873
25.896
25.920
25.943
25.967
25.990
26.014
26.037
1150
1160
26.037
26.061
26.084
26.108
26.132
26.155
26.179
26.202
26.226
26.249
26.273
1160
1170
26.273
26.296
26.320
26.343
26.367
26.390
26.414
26.437
26.461
26.484
26.508
1170
1180
26.508
26.532
26.555
26.579
26.602
26.626
26.649
26.673
26.696
26.720
26.743
1180
1190
26.743
26.767
26.790
26.814
26.837
26.861
26.884
26.907
26.931
26.954
26.978
1190
1200
26.978
27.001
27.025
27.048
27.072
27.095
27.119
27.142
27.166
27.189
27.213
1200
1210
27.213
27.236
27.260
27.283
27.306
27.330
27.353
27.377
27.400
27.424
27.447
1210
1220
27.447
27.471
27.494
27.517
27.541
27.564
27.588
27.611
27.635
27.658
27.681
1220
1230
27.681
27.705
27.728
27.752
27.775
27.798
27.822
27.845
27.869
27.892
27.915
1230
1240
27.915
27.939
27.962
27.986
28.009
28.032
28.056
28.079
28.103
28.126
28.149
1240
1250
28.149
28.173
28.196
28.219
28.243
28.266
28.289
28.313
28.336
28.360
28.383
1250
1260
28.383
28.406
28.430
28.453
28.476
28.500
28.523
28.546
28.570
28.593
28.616
1260
1270
28.616
28.640
28.663
28.686
28.710
28.733
28.756
28.780
28.803
28.826
28.849
1270
1280
28.849
28.873
28.896
28.919
28.943
28.966
28.989
29.013
29.036
29.059
29.082
1280
1290
29.082
29.106
29.129
29.152
29.176
29.199
29.222
29.245
29.269
29.292
29.315
1290
1300
29.315
29.338
29.362
29.385
29.408
29.431
29.455
29.478
29.501
29.524
29.548
1300
1310
29.548
29.571
29.594
29.617
29.640
29.664
29.687
29.710
29.733
29.757
29.780
1310
1320
29.780
29.803
29.826
29.849
29.873
29.896
29.919
29.942
29.965
29.989
30.012
1320
1330
30.012
30.035
30.058
30.081
30.104
30.128
30.151
30.174
30.197
30.220
30.243
1330
1340
30.243
30.267
30.290
30.313
30.336
30.359
30.382
30.405
30.429
30.452
30.475
1340
1350
30.475
30.498
30.521
30.544
30.567
30.590
30.613
30.637
30.660
30.683
30.706
1350
1360
30.706
30.729
30.752
30.775
30.798
30.821
30.844
30.868
30.891
30.914
30.937
1360
1370
30.937
30.960
30.983
31.006
31.029
31.052
31.075
31.098
31.121
31.144
31.167
1370
1380
31.167
31.190
31.213
31.236
31.260
31.283
31.306
31.329
31.352
31.375
31.398
1380
1390
31.398
31.421
31.444
31.467
31.490
31.513
31.536
31.559
31.582
31.605
31.628
1390
1400
31.628
31.651
31.674
31.697
31.720
31.743
31.766
31.789
31.812
31.834
31.857
1400
1410
31.857
31.880
31.903
31.926
31.949
31.972
31.995
32.018
32.041
32.064
32.087
1410
1420
32.087
32.110
32.133
32.156
32.179
32.202
32.224
32.247
32.270
32.293
32.316
1420
1430
32.316
32.339
32.362
32.385
32.408
32.431
32.453
32.476
32.499
32.522
32.545
1430
1440
32.545
32.568
32.591
32.614
32.636
32.659
32.682
32.705
32.728
32.751
32.774
1440
1450
32.774
32.796
32.819
32.842
32.865
32.888
32.911
32.933
32.956
32.979
33.002
1450
1460
33.002
33.025
33.047
33.070
33.093
33.116
33.139
33.161
33.184
33.207
33.230
1460
1470
33.230
33.253
33.275
33.298
33.321
33.344
33.366
33.389
33.412
33.435
33.458
1470
1480
33.458
33.480
33.503
33.526
33.548
33.571
33.594
33.617
33.639
33.662
33.685
1480
1490
33.685
33.708
33.730
33.753
33.776
33.798
33.821
33.844
33.867
33.889
33.912
1490
1500
33.912
33.935
33.957
33.980
34.003
34.025
34.048
34.071
34.093
34.116
34.139
1500
1510
34.139
34.161
34.184
34.207
34.229
34.252
34.275
34.297
34.320
34.343
34.365
1510
1520
34.365
34.388
34.410
34.433
34.456
34.478
34.501
34.524
34.546
34.569
34.591
1520
1530
34.591
34.614
34.637
34.659
34.682
34.704
34.727
34.750
34.772
34.795
34.817
1530
1540
34.817
34.840
34.862
34.885
34.908
34.930
34.953
34.975
34.998
35.020
35.043
1540