Thermocouple Wire

Thermocouple Wire & Extension Grade Cable

Connect your devices to sensing or controlling equipment with thermocouple wire and extension grade cable from Belden.

With products designed for compliance to American National Standards Institute (ANSI) and IEC standards, Belden has the right solution for your needs.

 

Benefits

  • Generates measurable electrical energy with dissimilar conductors
  • Enhanced performance in high operating temperature environments
  • Color coded insulation and jacket materials for easy identification

Features

  • Meets ANSI/IEC Type E/J/K/T/EX/JX/KX/TX standards
  • Multiple alloy options for measuring electrical readings
  • Additional constructions available upon request
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Thermocouple Identification and Limits of Error – Reference Junction 0°C *

ANSI Symbol Temperature Range (°C) (conductor only) Limits of Error Standard (°C) Jacket Color Insulation Color Code Conductor Identification Tech Data
Positive
( + )
Negative
( - )
Positive
( + )
Negative
( - )
E

0 to 340

340 to 540

±1.7°C

±0.50%

Brown Purple Red

Chromel®

Non-magnetic

Constantan

Silver Color

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J

0 to 293

293 to 480

±2.2°C

±0.75%

Brown White Red

Iron

Magnetic

Constantan

Non-magnetic

K

0 to 340

340 to 540

±1.7°C

±0.50%

Brown Yellow Red

Chromel®

Non-magnetic

Alumel®

Magnetic

T

0 to 340

340 to 540

±1.7°C

±0.50%

Brown Blue Red

Copper

Copper Color

Constantan

Non-magnetic

EX

0 to 200

±1.7°C

Purple Purple Red

Chromel®

Constantan

JX

0 to 200

±2.2°C

Black White Red

Iron

Constantan

KX

0 to 200

±2.2°C

Yellow Yellow Red

Chromel®

Alumel®

TX

0 to 200

±1.0°C

Blue Blue Red

Copper

Constantan

Limits of error per ANSI MC96.1-1982. Limits shown do not include system or installation error. Percentages refer to the temperature being measured.

*       The Temperature Range and Limits of Error are for standard grade thermocouples. Reference ANSI MC96.1-1982 for special grade thermocouples.
The Temperature Ranges for type E, J, K and T thermocouple wires listed above pertain to 20 AWG wire.
ANSI = American National Standards Institute
Additional constructions available upon request.