Importance

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Abstract

A protective tube for sealed introduction into a process vessel at a process vessel port, the protective tube comprising a sealing base element which is connected onto the process vessel port and an elongate body with a bore. The elongate body comprises a closed distal end and an open proximal end, which is sealingly connected onto the sealing base element. The protective tube also comprises a receiving part, which is connected or attached onto the elongate body inside the process vessel so as to receive and hold a secondary temperature sensor from inside the process vessel. In addition, a reference temperature sensor is insertable into the bore from outside the process vessel. Also provided is a temperature measurement arrangement and a method for a temperature measurement in a process vessel.

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First Claim