Thermocouple wire material rating

Below are ratings on the material, not to be confused with measurement range. 

Common TC types used on HOBO data loggers: 

  • Type-J and Type-T wire is Teflon insulated and rated up to +400°F (+200°C) continuous, and +482°F (+250°C), for 24 hours
  • Type-K wire is glass-braid insulated and rated up to +900°F (+482°C) continuous, and +1000°F (+537°C) for a short single exposure
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