TABLE 13 Type R 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
R
°C
400
3.408
3.418
3.428
3.439
3.449
3.460
3.470
3.480
3.491
3.501
3.512
400
410
3.512
3.522
3.533
3.543
3.553
3.564
3.574
3.585
3.595
3.606
3.616
410
420
3.616
3.627
3.637
3.648
3.658
3.669
3.679
3.690
3.700
3.711
3.721
420
430
3.721
3.732
3.742
3.753
3.764
3.774
3.785
3.795
3.806
3.816
3.827
430
440
3.827
3.838
3.848
3.859
3.869
3.880
3.891
3.901
3.912
3.922
3.933
440
450
3.933
3.944
3.954
3.965
3.976
3.986
3.997
4.008
4.018
4.029
4.040
450
460
4.040
4.050
4.061
4.072
4.083
4.093
4.104
4.115
4.125
4.136
4.147
460
470
4.147
4.158
4.168
4.179
4.190
4.201
4.211
4.222
4.233
4.244
4.255
470
480
4.255
4.265
4.276
4.287
4.298
4.309
4.319
4.330
4.341
4.352
4.363
480
490
4.363
4.373
4.384
4.395
4.406
4.417
4.428
4.439
4.449
4.460
4.471
490
500
4.471
4.482
4.493
4.504
4.515
4.526
4.537
4.548
4.558
4.569
4.580
500
510
4.580
4.591
4.602
4.613
4.624
4.635
4.646
4.657
4.668
4.679
4.690
510
520
4.690
4.701
4.712
4.723
4.734
4.745
4.756
4.767
4.778
4.789
4.800
520
530
4.800
4.811
4.822
4.833
4.844
4.855
4.866
4.877
4.888
4.899
4.910
530
540
4.910
4.922
4.933
4.944
4.955
4.966
4.977
4.988
4.999
5.010
5.021
540
550
5.021
5.033
5.044
5.055
5.066
5.077
5.088
5.099
5.111
5.122
5.133
550
560
5.133
5.144
5.155
5.166
5.178
5.189
5.200
5.211
5.222
5.234
5.245
560
570
5.245
5.256
5.267
5.279
5.290
5.301
5.312
5.323
5.335
5.346
5.357
570
580
5.357
5.369
5.380
5.391
5.402
5.414
5.425
5.436
5.448
5.459
5.470
580
590
5.470
5.481
5.493
5.504
5.515
5.527
5.538
5.549
5.561
5.572
5.583
590
600
5.583
5.595
5.606
5.618
5.629
5.640
5.652
5.663
5.674
5.686
5.697
600
610
5.697
5.709
5.720
5.731
5.743
5.754
5.766
5.777
5.789
5.800
5.812
610
620
5.812
5.823
5.834
5.846
5.857
5.869
5.880
5.892
5.903
5.915
5.926
620
630
5.926
5.938
5.949
5.961
5.972
5.984
5.995
6.007
6.018
6.030
6.041
630
640
6.041
6.053
6.065
6.076
6.088
6.099
6.111
6.122
6.134
6.146
6.157
640
650
6.157
6.169
6.180
6.192
6.204
6.215
6.227
6.238
6.250
6.262
6.273
650
660
6.273
6.285
6.297
6.308
6.320
6.332
6.343
6.355
6.367
6.378
6.390
660
670
6.390
6.402
6.413
6.425
6.437
6.448
6.460
6.472
6.484
6.495
6.507
670
680
6.507
6.519
6.531
6.542
6.554
6.566
6.578
6.589
6.601
6.613
6.625
680
690
6.625
6.636
6.648
6.660
6.672
6.684
6.695
6.707
6.719
6.731
6.743
690
700
6.743
6.755
6.766
6.778
6.790
6.802
6.814
6.826
6.838
6.849
6.861
700
710
6.861
6.873
6.885
6.897
6.909
6.921
6.933
6.945
6.956
6.968
6.980
710
720
6.980
6.992
7.004
7.016
7.028
7.040
7.052
7.064
7.076
7.088
7.100
720
730
7.100
7.112
7.124
7.136
7.148
7.160
7.172
7.184
7.196
7.208
7.220
730
740
7.220
7.232
7.244
7.256
7.268
7.280
7.292
7.304
7.316
7.328
7.340
740
750
7.340
7.352
7.364
7.376
7.389
7.401
7.413
7.425
7.437
7.449
7.461
750
760
7.461
7.473
7.485
7.498
7.510
7.522
7.534
7.546
7.558
7.570
7.583
760
770
7.583
7.595
7.607
7.619
7.631
7.644
7.656
7.668
7.680
7.692
7.705
770
780
7.705
7.717
7.729
7.741
7.753
7.766
7.778
7.790
7.802
7.815
7.827
780
790
7.827
7.839
7.851
7.864
7.876
7.888
7.901
7.913
7.925
7.938
7.950
790
800
7.950
7.962
7.974
7.987
7.999
8.011
8.024
8.036
8.048
8.061
8.073
800
810
8.073
8.086
8.098
8.110
8.123
8.135
8.147
8.160
8.172
8.185
8.197
810
820
8.197
8.209
8.222
8.234
8.247
8.259
8.272
8.284
8.296
8.309
8.321
820
830
8.321
8.334
8.346
8.359
8.371
8.384
8.396
8.409
8.421
8.434
8.446
830
840
8.446
8.459
8.471
8.484
8.496
8.509
8.521
8.534
8.546
8.559
8.571
840
850
8.571
8.584
8.597
8.609
8.622
8.634
8.647
8.659
8.672
8.685
8.697
850
860
8.697
8.710
8.722
8.735
8.748
8.760
8.773
8.785
8.798
8.811
8.823
860
870
8.823
8.836
8.849
8.861
8.874
8.887
8.899
8.912
8.925
8.937
8.950
870
880
8.950
8.963
8.975
8.988
9.001
9.014
9.026
9.039
9.052
9.065
9.077
880
890
9.077
9.090
9.103
9.115
9.128
9.141
9.154
9.167
9.179
9.192
9.205
890