Thermocouple Color Codes:
Thermocouple wiring is color coded by thermocouple types. Different countries utilize different color coding. Jacket coloring is sometimes a colored stripe instead of a solid color as shown.
United States ASTM:
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British BS1843: 1952:
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British BS4937: Part 30: 1993:
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French NFE:
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German DIN:
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Go To ISE Thermocouple Data Sheet Page.