Thermowells / protection tubes

For each measuring point requirement the optimum thermowell / protection tube

Thermowells / protection tubes from WIKA are used with demanding operating conditions both in solid-machined versions from bar stock material and in fabricated versions with tubular design. The variants offered differ mainly in their designs; with flanges, threaded or for welding in. Furthermore, all connections for sanitary applications and also thermowells in solid-machined Vanstone design are available without weld seams. The selection of materials and the manufacturing of the thermowells / protection tubes in accordance with global standards or to customer specifications ensure optimal protection for the sensor.

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FAQ

What is the maximum permissible temperature for thermowells and protection tubes?

The maximum temperature depends on the materials used and the standards which must be met.  So, for example, a standard stainless steel can be used in air up to about +900 °C, the maximum operating temperature is approximately +600 °C and an approval c ... More

What is the minimum insertion length of a thermowell or protection tube?

The insertion length of a thermowell or protection tube will be specified through the thermometer  used. In general one can assume a length of  60-100 mm for mechanical thermometers from a minimum total length. Electrical thermometers need an insertion le ... More

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