WSS - 481 bimetallic thermometer with the significance of protecting tube

In the middle of the bimetallic thermometer, WSS - A model 481 is favored by many users, WSS - Diameter of 100 mm, 481 represents the surface installation for the universal, thread for outside activities, all can use in many fields, and users often contact is not hard to find, a lot of users in the purchase of bimetallic temperature time, will ask bimetallic thermometer protecting tube, can add protection tube why? If you don't add not can normal temperature? Besides using low cost seems to many, in fact, bimetallic thermometer with protecting tube is very important, the following will tell you the meaning of adding protection tube. Some users think to WSS - 481 bimetallic thermometer with protecting tube will increase the cost, that's true, but this is just at the time of first purchase, the price is more expensive than not add protection tube. But, in the long run, in fact, save the money do more harm than good, because the service life and maintenance cost between the two have very big difference. Equipped with double metal thermometer protecting tube products, significantly longer service life and can achieve the service life of the bimetallic thermometer commonly 2 - Three times. In the aspect of maintenance, equipped with double metal thermometer protecting tube products to calibrate the test, under the condition of the process does not affect the pipeline medium change directly remove, this greatly reduces the maintenance cost, and improve the production efficiency.