With the rapid development of microelectronics, computer technology, and communication technology, the technological updates of display recording control instruments used in industry are becoming faster and faster. Old control room instruments are constantly being replaced by new, more reliable, powerful, and convenient control room instruments. In various industries such as chemical, refining, metallurgy, pharmaceuticals, papermaking, and building materials, with the expansion of enterprise scale and the improvement of automation level, higher requirements have been put forward for control room instruments.