- Available in class 1 accuracy.
- The construction and material that enhance stability shall be applied.
E.g. longer insulating tube capable of reducing evaporation of rhodium element.
- Alumina insulating tube containing low ferrous impurities.
- Quartz protecting tube containing low alkali or high purity silicon carbide protecting tube.
- The profile thermocouples shall be assembled in clean room.(Cleanliness: Class 5)
- In addition to basic structure, various connecting methods like connection to lead wire are also applicable.