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  Thermocouple Wire
 
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Typical Magnetic Field-Dependent Temperature Errors ΔT/T (%) at B (magnetic induction)   Use of Range
Chromel-AuFe (0.07%)1
T(K)
2.5 T
8 T
14 T
4.2
5
10
3
20
30
45
1
5
7
100
0.1
0.8
1 Data taken with entire thermocouple in field, cold junction at 4.2 K, errors in hot junction temperature
 
 
Minimum
Limit
Maximum Limit
Chromel-AuFe (0.07%)
1.2 K
610 K
Type E
3.15 K
953 K
Type K
3.15 K
1543 K
3 Upper limit dependent on wire size; to achieve higher than 473 K, insulation must be removed
Type E Thermocouple2
T(K)
2.5 T
8 T
14 T
10
1
3
7
20
<1
2
4
45
<1
<1
2
2 Useful when T ≥ 10 K. Refer to comments for Chromel-AuFe (0.07%)
   
     
 
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