TABLE 9 Type K 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
K
°C
-270
-6.458
-270
-260
-6.411
-6.444
-6.446
-6.448
-6.450
-6.452
-6.453
-6.455
-6.456
-6.457
-6.458
-260
-250
-6.404
-6.408
-6.413
-6.417
-6.421
-6.425
-6.429
-6.432
-6.435
-6.438
-6.441
-250
-240
-6.344
-6.351
-6.358
-6.364
-6.370
-6.377
-6.382
-6.388
-6.393
-6.399
-6.404
-240
-230
-6.262
-6.271
-6.280
-6.289
-6.297
-6.306
-6.314
-6.322
-6.329
-6.337
-6.344
-230
-220
-6.158
-6.170
-6.181
-6.192
-6.202
-6.213
-6.223
-6.233
-6.243
-6.252
-6.262
-220
-210
-6.035
-6.048
-6.061
-6.074
-6.087
-6.099
-6.111
-6.123
-6.135
-6.147
-6.158
-210
-200
-5.891
-5.907
-5.922
-5.936
-5.951
-5.965
-5.980
-5.994
-6.007
-6.021
-6.035
-200
-190
-5.730
-5.747
-5.763
-5.780
-5.797
-5.813
-5.829
-5.845
-5.861
-5.876
-5.891
-190
-180
-5.550
-5.569
-5.588
-5.606
-5.624
-5.642
-5.660
-5.678
-5.695
-5.713
-5.730
-180
-170
-5.354
-5.374
-5.395
-5.415
-5.435
-5.454
-5.474
-5.493
-5.512
-5.531
-5.550
-170
-160
-5.141
-5.163
-5.185
-5.207
-5.228
-5.250
-5.271
-5.292
-5.313
-5.333
-5.354
-160
-150
-4.913
-4.936
-4.960
-4.983
-5.006
-5.029
-5.052
-5.074
-5.097
-5.119
-5.141
-150
-140
-4.669
-4.694
-4.719
-4.744
-4.768
-4.793
-4.817
-4.841
-4.865
-4.889
-4.913
-140
-130
-4.411
-4.437
-4.463
-4.490
-4.516
-4.542
-4.567
-4.593
-4.618
-4.644
-4.669
-130
-120
-4.138
-4.166
-4.194
-4.221
-4.249
-4.276
-4.303
-4.330
-4.357
-4.384
-4.411
-120
-110
-3.852
-3.882
-3.911
-3.939
-3.968
-3.997
-4.025
-4.054
-4.082
-4.110
-4.138
-110
-100
-3.554
-3.584
-3.614
-3.645
-3.675
-3.705
-3.734
-3.764
-3.794
-3.823
-3.852
-100
-90
-3.243
-3.274
-3.306
-3.337
-3.368
-3.400
-3.431
-3.462
-3.492
-3.523
-3.554
-90
-80
-2.920
-2.953
-2.986
-3.018
-3.050
-3.083
-3.115
-3.147
-3.179
-3.211
-3.243
-80
-70
-2.587
-2.620
-2.654
-2.688
-2.721
-2.755
-2.788
-2.821
-2.854
-2.887
-2.920
-70
-60
-2.243
-2.278
-2.312
-2.347
-2.382
-2.416
-2.450
-2.485
-2.519
-2.553
-2.587
-60
-50
-1.889
-1.925
-1.961
-1.996
-2.032
-2.067
-2.103
-2.138
-2.173
-2.208
-2.243
-50
-40
-1.527
-1.564
-1.600
-1.637
-1.673
-1.709
-1.745
-1.782
-1.818
-1.854
-1.889
-40
-30
-1.156
-1.194
-1.231
-1.268
-1.305
-1.343
-1.380
-1.417
-1.453
-1.490
-1.527
-30
-20
-0.778
-0.816
-0.854
-0.892
-0.930
-0.968
-1.006
-1.043
-1.081
-1.119
-1.156
-20
-10
-0.392
-0.431
-0.470
-0.508
-0.547
-0.586
-0.624
-0.663
-0.701
-0.739
-0.778
-10
0
0.000
-0.039
-0.079
-0.118
-0.157
-0.197
-0.236
-0.275
-0.314
-0.353
-0.392
0
0
0.000
0.039
0.079
0.119
0.158
0.198
0.238
0.277
0.317
0.357
0.397
0
10
0.397
0.437
0.477
0.517
0.557
0.597
0.637
0.677
0.718
0.758
0.798
10
20
0.798
0.838
0.879
0.919
0.960
1.000
1.041
1.081
1.122
1.163
1.203
20
30
1.203
1.244
1.285
1.326
1.366
1.407
1.448
1.489
1.530
1.571
1.612
30
40
1.612
1.653
1.694
1.735
1.776
1.817
1.858
1.899
1.941
1.982
2.023
40
50
2.023
2.064
2.106
2.147
2.188
2.230
2.271
2.312
2.354
2.395
2.436
50
60
2.436
2.478
2.519
2.561
2.602
2.644
2.685
2.727
2.768
2.810
2.851
60
70
2.851
2.893
2.934
2.976
3.017
3.059
3.100
3.142
3.184
3.225
3.267
70
80
3.267
3.308
3.350
3.391
3.433
3.474
3.516
3.557
3.599
3.640
3.682
80
90
3.682
3.723
3.765
3.806
3.848
3.889
3.931
3.972
4.013
4.055
4.096
90
100
4.096
4.138
4.179
4.220
4.262
4.303
4.344
4.385
4.427
4.468
4.509
100
110
4.509
4.550
4.591
4.633
4.674
4.715
4.756
4.797
4.838
4.879
4.920
110
120
4.920
4.961
5.002
5.043
5.084
5.124
5.165
5.206
5.247
5.288
5.328
120
130
5.328
5.369
5.410
5.450
5.491
5.532
5.572
5.613
5.653
5.694
5.735
130
140
5.735
5.775
5.815
5.856
5.896
5.937
5.977
6.017
6.058
6.098
6.138
140
150
6.138
6.179
6.219
6.259
6.299
6.339
6.380
6.420
6.460
6.500
6.540
150
160
6.540
6.580
6.620
6.660
6.701
6.741
6.781
6.821
6.861
6.901
6.941
160
170
6.941
6.981
7.021
7.060
7.100
7.140
7.180
7.220
7.260
7.300
7.340
170
180
7.340
7.380
7.420
7.460
7.500
7.540
7.579
7.619
7.659
7.699
7.739
180
190
7.739
7.779
7.819
7.859
7.899
7.939
7.979
8.019
8.059
8.099
8.138
190