TABLE 21 Type C Thermocouple ¾ thermoelectric voltage as a function of
temperature (°C); reference junctions at 0 °C
°C 0 1 2 3 4 5 6 7 8 9 10 °C
Thermoelectric Voltage in Millivolts
°C 0 1 2 3 4 5 6 7 8 9 10 °C
Page 1 | Page 2 | Page 3 | Page 4 | Page 5
C
°C
0
0.000
0.013
0.027
0.040
0.054
0.067
0.081
0.094
0.108
0.121
0.135
0
10
0.135
0.149
0.162
0.176
0.190
0.204
0.217
0.231
0.245
0.259
0.273
10
20
0.273
0.286
0.300
0.314
0.328
0.342
0.356
0.370
0.384
0.398
0.412
20
30
0.412
0.426
0.441
0.455
0.469
0.483
0.497
0.512
0.526
0.540
0.554
30
40
0.554
0.569
0.583
0.598
0.612
0.626
0.641
0.655
0.670
0.684
0.699
40
50
0.699
0.713
0.728
0.742
0.757
0.772
0.786
0.801
0.816
0.830
0.845
50
60
0.845
0.860
0.875
0.889
0.904
0.919
0.934
0.949
0.964
0.979
0.994
60
70
0.994
1.009
1.024
1.039
1.054
1.069
1.084
1.099
1.114
1.129
1.144
70
80
1.144
1.159
1.175
1.190
1.205
1.220
1.235
1.251
1.266
1.281
1.297
80
90
1.297
1.312
1.327
1.343
1.358
1.374
1.389
1.405
1.420
1.436
1.451
90
100
1.451
1.467
1.482
1.498
1.513
1.529
1.545
1.560
1.576
1.592
1.607
100
110
1.607
1.623
1.639
1.655
1.670
1.686
1.702
1.718
1.734
1.750
1.766
110
120
1.766
1.781
1.797
1.813
1.829
1.845
1.861
1.877
1.893
1.909
1.925
120
130
1.925
1.942
1.958
1.974
1.990
2.006
2.022
2.038
2.055
2.071
2.087
130
140
2.087
2.103
2.120
2.136
2.152
2.168
2.185
2.201
2.217
2.234
2.250
140
150
2.250
2.267
2.283
2.300
2.316
2.332
2.349
2.365
2.382
2.398
2.415
150
160
2.415
2.432
2.448
2.465
2.481
2.498
2.515
2.531
2.548
2.565
2.581
160
170
2.581
2.598
2.615
2.632
2.648
2.665
2.682
2.699
2.716
2.732
2.749
170
180
2.749
2.766
2.783
2.800
2.817
2.834
2.851
2.868
2.885
2.902
2.919
180
190
2.919
2.936
2.953
2.970
2.987
3.004
3.021
3.038
3.055
3.072
3.089
190
200
3.089
3.106
3.124
3.141
3.158
3.175
3.192
3.210
3.227
3.244
3.261
200
210
3.261
3.279
3.296
3.313
3.331
3.348
3.365
3.383
3.400
3.417
3.435
210
220
3.435
3.452
3.470
3.487
3.505
3.522
3.539
3.557
3.574
3.592
3.609
220
230
3.609
3.627
3.645
3.662
3.680
3.697
3.715
3.732
3.750
3.768
3.785
230
240
3.785
3.803
3.821
3.838
3.856
3.874
3.891
3.909
3.927
3.945
3.962
240
250
3.962
3.980
3.998
4.016
4.034
4.051
4.069
4.087
4.105
4.123
4.141
250
260
4.141
4.158
4.176
4.194
4.212
4.230
4.248
4.266
4.284
4.302
4.320
260
270
4.320
4.338
4.356
4.374
4.392
4.410
4.428
4.446
4.464
4.482
4.500
270
280
4.500
4.518
4.536
4.554
4.573
4.591
4.609
4.627
4.645
4.663
4.682
280
290
4.682
4.700
4.718
4.736
4.754
4.773
4.791
4.809
4.827
4.846
4.864
290
300
4.864
4.882
4.900
4.919
4.937
4.955
4.974
4.992
5.010
5.029
5.047
300
310
5.047
5.065
5.084
5.102
5.121
5.139
5.157
5.176
5.194
5.213
5.231
310
320
5.231
5.250
5.268
5.287
5.305
5.323
5.342
5.361
5.379
5.398
5.416
320
330
5.416
5.435
5.453
5.472
5.490
5.509
5.527
5.546
5.565
5.583
5.602
330
340
5.602
5.620
5.639
5.658
5.676
5.695
5.714
5.732
5.751
5.770
5.788
340
350
5.788
5.807
5.826
5.844
5.863
5.882
5.901
5.919
5.938
5.957
5.976
350
360
5.976
5.994
6.013
6.032
6.051
6.070
6.088
6.107
6.126
6.145
6.164
360
370
6.164
6.182
6.201
6.220
6.239
6.258
6.277
6.296
6.314
6.333
6.352
370
380
6.352
6.371
6.390
6.409
6.428
6.447
6.466
6.485
6.504
6.523
6.541
380
390
6.541
6.560
6.579
6.598
6.617
6.636
6.655
6.674
6.693
6.712
6.731
390
400
6.731
6.750
6.769
6.788
6.807
6.826
6.845
6.865
6.884
6.903
6.922
400
410
6.922
6.941
6.960
6.979
6.998
7.017
7.036
7.055
7.074
7.094
7.113
410
420
7.113
7.132
7.151
7.170
7.189
7.208
7.227
7.247
7.266
7.285
7.304
420
430
7.304
7.323
7.342
7.362
7.381
7.400
7.419
7.438
7.458
7.477
7.496
430
440
7.496
7.515
7.534
7.554
7.573
7.592
7.611
7.631
7.650
7.669
7.688
440
450
7.688
7.708
7.727
7.746
7.765
7.785
7.804
7.823
7.842
7.862
7.881
450
460
7.881
7.900
7.920
7.939
7.958
7.978
7.997
8.016
8.036
8.055
8.074
460
470
8.074
8.094
8.113
8.132
8.152
8.171
8.190
8.210
8.229
8.248
8.268
470
480
8.268
8.287
8.306
8.326
8.345
8.364
8.384
8.403
8.423
8.442
8.461
480
490
8.461
8.481
8.500
8.520
8.539
8.558
8.578
8.597
8.617
8.636
8.655
490