TABLE 24 Type M 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
M
°F
1450
37.549
37.580
37.611
37.642
37.672
37.703
37.734
37.765
37.796
37.827
37.857
1450
1460
37.857
37.888
37.919
37.950
37.981
38.012
38.043
38.074
38.105
38.135
38.166
1460
1470
38.166
38.197
38.228
38.259
38.290
38.321
38.352
38.383
38.414
38.445
38.476
1470
1480
38.476
38.507
38.538
38.569
38.600
38.631
38.662
38.693
38.724
38.755
38.786
1480
1490
38.786
38.817
38.848
38.879
38.910
38.941
38.972
39.003
39.035
39.066
39.097
1490
1500
39.097
39.128
39.159
39.190
39.221
39.252
39.283
39.315
39.346
39.377
39.408
1500
1510
39.408
39.439
39.470
39.502
39.533
39.564
39.595
39.626
39.657
39.689
39.720
1510
1520
39.720
39.751
39.782
39.814
39.845
39.876
39.907
39.939
39.970
40.001
40.032
1520
1530
40.032
40.064
40.095
40.126
40.157
40.189
40.220
40.251
40.283
40.314
40.345
1530
1540
40.345
40.377
40.408
40.439
40.471
40.502
40.533
40.565
40.596
40.627
40.659
1540
1550
40.659
40.690
40.722
40.753
40.784
40.816
40.847
40.879
40.910
40.941
40.973
1550
1560
40.973
41.004
41.036
41.067
41.099
41.130
41.161
41.193
41.224
41.256
41.287
1560
1570
41.287
41.319
41.350
41.382
41.413
41.445
41.476
41.508
41.539
41.571
41.602
1570
1580
41.602
41.634
41.665
41.697
41.728
41.760
41.792
41.823
41.855
41.886
41.918
1580
1590
41.918
41.949
41.981
42.013
42.044
42.076
42.107
42.139
42.171
42.202
42.234
1590
1600
42.234
42.265
42.297
42.329
42.360
42.392
42.424
42.455
42.487
42.519
42.550
1600
1610
42.550
42.582
42.614
42.645
42.677
42.709
42.740
42.772
42.804
42.836
42.867
1610
1620
42.867
42.899
42.931
42.962
42.994
43.026
43.058
43.089
43.121
43.153
43.185
1620
1630
43.185
43.216
43.248
43.280
43.312
43.344
43.375
43.407
43.439
43.471
43.502
1630
1640
43.502
43.534
43.566
43.598
43.630
43.662
43.693
43.725
43.757
43.789
43.821
1640
1650
43.821
43.853
43.884
43.916
43.948
43.980
44.012
44.044
44.076
44.108
44.139
1650
1660
44.139
44.171
44.203
44.235
44.267
44.299
44.331
44.363
44.395
44.427
44.459
1660
1670
44.459
44.490
44.522
44.554
44.586
44.618
44.650
44.682
44.714
44.746
44.778
1670
1680
44.778
44.810
44.842
44.874
44.906
44.938
44.970
45.002
45.034
45.066
45.098
1680
1690
45.098
45.130
45.162
45.194
45.226
45.258
45.290
45.322
45.354
45.386
45.418
1690
1700
45.418
45.450
45.482
45.514
45.547
45.579
45.611
45.643
45.675
45.707
45.739
1700
1710
45.739
45.771
45.803
45.835
45.867
45.899
45.932
45.964
45.996
46.028
46.060
1710
1720
46.060
46.092
46.124
46.156
46.189
46.221
46.253
46.285
46.317
46.349
46.381
1720
1730
46.381
46.414
46.446
46.478
46.510
46.542
46.575
46.607
46.639
46.671
46.703
1730
1740
46.703
46.735
46.768
46.800
46.832
46.864
46.897
46.929
46.961
46.993
47.025
1740
1750
47.025
47.058
47.090
47.122
47.154
47.187
47.219
47.251
47.283
47.316
47.348
1750
1760
47.348
47.380
47.413
47.445
47.477
47.509
47.542
47.574
47.606
47.639
47.671
1760
1770
47.671
47.703
47.735
47.768
47.800
47.832
47.865
47.897
47.929
47.962
47.994
1770
1780
47.994
48.026
48.059
48.091
48.123
48.156
48.188
48.220
48.253
48.285
48.318
1780
1790
48.318
48.350
48.382
48.415
48.447
48.479
48.512
48.544
48.577
48.609
48.641
1790
1800
48.641
48.674
48.706
48.739
48.771
48.803
48.836
48.868
48.901
48.933
48.966
1800
1810
48.966
48.998
49.030
49.063
49.095
49.128
49.160
49.193
49.225
49.258
49.290
1810
1820
49.290
49.323
49.355
49.387
49.420
49.452
49.485
49.517
49.550
49.582
49.615
1820
1830
49.615
49.647
49.680
49.712
49.745
49.777
49.810
49.842
49.875
49.907
49.940
1830
1840
49.940
49.972
50.005
50.038
50.070
50.103
50.135
50.168
50.200
50.233
50.265
1840
1850
50.265
50.298
50.330
50.363
50.396
50.428
50.461
50.493
50.526
50.558
50.591
1850
1860
50.591
50.624
50.656
50.689
50.721
50.754
50.787
50.819
50.852
50.884
50.917
1860
1870
50.917
50.950
50.982
51.015
51.048
51.080
51.113
51.145
51.178
51.211
51.243
1870
1880
51.243
51.276
51.309
51.341
51.374
51.407
51.439
51.472
51.505
51.537
51.570
1880
1890
51.570
51.603
51.635
51.668
51.701
51.733
51.766
51.799
51.831
51.864
51.897
1890
1900
51.897
51.929
51.962
51.995
52.027
52.060
52.093
52.126
52.158
52.191
52.224
1900
1910
52.224
52.256
52.289
52.322
52.355
52.387
52.420
52.453
52.486
52.518
52.551
1910
1920
52.551
52.584
52.617
52.649
52.682
52.715
52.748
52.780
52.813
52.846
52.879
1920
1930
52.879
52.911
52.944
52.977
53.010
53.043
53.075
53.108
53.141
53.174
53.207
1930
1940
53.207
53.239
53.272
53.305
53.338
53.371
53.403
53.436
53.469
53.502
53.535
1940