The manufacturer of the top mounted magnetic flap level gauge will analyze what aspects need to be paid attention to in the process of selecting instruments: correctly selecting the type of instrument is an important prerequisite for ensuring the normal operation and safe production of the instrument. So when choosing instruments, one should not blindly consider the following factors in detail before making a choice 1、 Requirements for product craftsmanship. Select based on the properties, materials, and other aspects of the tested substance ..