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 2 | Page 2 | Page 3 | Page 4 | Page 5 | Page 6
M
°F
950
23.174
23.200
23.227
23.253
23.279
23.306
23.332
23.358
23.385
23.411
23.437
950
960
23.437
23.464
23.490
23.517
23.543
23.570
23.596
23.623
23.649
23.675
23.702
960
970
23.702
23.728
23.755
23.782
23.808
23.835
23.861
23.888
23.914
23.941
23.968
970
980
23.968
23.994
24.021
24.047
24.074
24.101
24.127
24.154
24.181
24.208
24.234
980
990
24.234
24.261
24.288
24.315
24.341
24.368
24.395
24.422
24.448
24.475
24.502
990
1000
24.502
24.529
24.556
24.583
24.610
24.636
24.663
24.690
24.717
24.744
24.771
1000
1010
24.771
24.798
24.825
24.852
24.879
24.906
24.933
24.960
24.987
25.014
25.041
1010
1020
25.041
25.068
25.095
25.122
25.149
25.176
25.203
25.231
25.258
25.285
25.312
1020
1030
25.312
25.339
25.366
25.394
25.421
25.448
25.475
25.502
25.530
25.557
25.584
1030
1040
25.584
25.611
25.639
25.666
25.693
25.721
25.748
25.775
25.803
25.830
25.857
1040
1050
25.857
25.885
25.912
25.939
25.967
25.994
26.022
26.049
26.077
26.104
26.132
1050
1060
26.132
26.159
26.187
26.214
26.242
26.269
26.297
26.324
26.352
26.379
26.407
1060
1070
26.407
26.434
26.462
26.490
26.517
26.545
26.573
26.600
26.628
26.655
26.683
1070
1080
26.683
26.711
26.739
26.766
26.794
26.822
26.849
26.877
26.905
26.933
26.961
1080
1090
26.961
26.988
27.016
27.044
27.072
27.100
27.127
27.155
27.183
27.211
27.239
1090
1100
27.239
27.267
27.295
27.323
27.351
27.378
27.406
27.434
27.462
27.490
27.518
1100
1110
27.518
27.546
27.574
27.602
27.630
27.658
27.686
27.714
27.743
27.771
27.799
1110
1120
27.799
27.827
27.855
27.883
27.911
27.939
27.967
27.996
28.024
28.052
28.080
1120
1130
28.080
28.108
28.136
28.165
28.193
28.221
28.249
28.278
28.306
28.334
28.362
1130
1140
28.362
28.391
28.419
28.447
28.476
28.504
28.532
28.561
28.589
28.617
28.646
1140
1150
28.646
28.674
28.703
28.731
28.759
28.788
28.816
28.845
28.873
28.902
28.930
1150
1160
28.930
28.959
28.987
29.016
29.044
29.073
29.101
29.130
29.158
29.187
29.215
1160
1170
29.215
29.244
29.273
29.301
29.330
29.358
29.387
29.416
29.444
29.473
29.502
1170
1180
29.502
29.530
29.559
29.588
29.616
29.645
29.674
29.703
29.731
29.760
29.789
1180
1190
29.789
29.818
29.846
29.875
29.904
29.933
29.962
29.991
30.019
30.048
30.077
1190
1200
30.077
30.106
30.135
30.164
30.193
30.221
30.250
30.279
30.308
30.337
30.366
1200
1210
30.366
30.395
30.424
30.453
30.482
30.511
30.540
30.569
30.598
30.627
30.656
1210
1220
30.656
30.685
30.714
30.743
30.772
30.801
30.830
30.859
30.889
30.918
30.947
1220
1230
30.947
30.976
31.005
31.034
31.063
31.093
31.122
31.151
31.180
31.209
31.239
1230
1240
31.239
31.268
31.297
31.326
31.355
31.385
31.414
31.443
31.473
31.502
31.531
1240
1250
31.531
31.560
31.590
31.619
31.648
31.678
31.707
31.736
31.766
31.795
31.825
1250
1260
31.825
31.854
31.883
31.913
31.942
31.972
32.001
32.031
32.060
32.089
32.119
1260
1270
32.119
32.148
32.178
32.207
32.237
32.266
32.296
32.325
32.355
32.385
32.414
1270
1280
32.414
32.444
32.473
32.503
32.532
32.562
32.592
32.621
32.651
32.680
32.710
1280
1290
32.710
32.740
32.769
32.799
32.829
32.858
32.888
32.918
32.947
32.977
33.007
1290
1300
33.007
33.037
33.066
33.096
33.126
33.156
33.185
33.215
33.245
33.275
33.304
1300
1310
33.304
33.334
33.364
33.394
33.424
33.454
33.483
33.513
33.543
33.573
33.603
1310
1320
33.603
33.633
33.663
33.693
33.722
33.752
33.782
33.812
33.842
33.872
33.902
1320
1330
33.902
33.932
33.962
33.992
34.022
34.052
34.082
34.112
34.142
34.172
34.202
1330
1340
34.202
34.232
34.262
34.292
34.322
34.352
34.382
34.412
34.442
34.473
34.503
1340
1350
34.503
34.533
34.563
34.593
34.623
34.653
34.683
34.714
34.744
34.774
34.804
1350
1360
34.804
34.834
34.865
34.895
34.925
34.955
34.985
35.016
35.046
35.076
35.106
1360
1370
35.106
35.137
35.167
35.197
35.227
35.258
35.288
35.318
35.349
35.379
35.409
1370
1380
35.409
35.440
35.470
35.500
35.531
35.561
35.591
35.622
35.652
35.683
35.713
1380
1390
35.713
35.743
35.774
35.804
35.835
35.865
35.895
35.926
35.956
35.987
36.017
1390
1400
36.017
36.048
36.078
36.109
36.139
36.170
36.200
36.231
36.261
36.292
36.322
1400
1410
36.322
36.353
36.383
36.414
36.445
36.475
36.506
36.536
36.567
36.597
36.628
1410
1420
36.628
36.659
36.689
36.720
36.750
36.781
36.812
36.842
36.873
36.904
36.934
1420
1430
36.934
36.965
36.996
37.026
37.057
37.088
37.119
37.149
37.180
37.211
37.241
1430
1440
37.241
37.272
37.303
37.334
37.364
37.395
37.426
37.457
37.488
37.518
37.549
1440