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17
5 Temperature Measurement
5.1 Using Thermocouples (TC)
The calibrator supports ten standard thermocouples, including type E, N, J, K, T, B, R, S,
L, or U. Lower table summarizes the ranges and characteristics of the supported
thermocouples.
Type
Positive Lead Material
Negative Lead Material
Specified Range
(℃)
E
Chromel
Constantan
-200
~
950
N
Ni-Cr-Si
Ni-Si-Mg
-200
~
1300
J
Iron
Constantan
-200
~
1200
K
Chromel
Alumel
-200
~
1370
T
Copper
Constantan
-200
~
400
B
Platinum (30% rhodium)
Platinum (6% rhodium)
600
~
1800
R
Platinum (13% rhodium)
Platinum
-20
~
1750
S
Platinum (10% rhodium)
Platinum
-20
~
1750
L
Iron
Constantan
-200
~
900
U
Copper
Constantan
-200
~
400
To measure temperature using a thermocouple, proceedas follows:
1.
Connect the thermocouple to the calibrator as shown in Figure 5.1-1: