Boiler which is special thermometer?

In the use of industrial steam boiler, the temperature of the thermometer is an essential instrument. What is the special boiler thermometer? Instrument to solve below: boiler special thermometer is the bimetallic thermometer, thermometer is also called the boiler, the boiler temperature model is also a lot of, can also according to the need to customize. In order to let everyone know more about special thermometer is a kind of boiler, share below 2 boiler thermometer. H221C thermometer thermometer thermometer I400H boiler boiler thread is wound into a form of thermal bimetal as thermal devices, and put it in a protective sleeve tube, one end is fixed, known as the fixed end, the other end connection on a thin shaft, called the free end. Spool at the free end is equipped with a pointer. When the temperature changes, the resulting thermal devices the free end of the rotation, drive the thin axis from the Angle of the pointer changes, corresponding temperature indicator on the dial.