The TS304 high-temperature pressure-guided level transmitter adopts a stainless steel cable-type structure, specially designed for ultra-high-temperature working conditions above 400℃, with an accuracy of ±0.5%FS. It analyzes innovative technologies such as multi-layer thermal barriers and dynamic temperature compensation used in UMD-98, CYB-34 and other series products, and provides comparison of key parameters. It is suitable for high-temperature environments such as metallurgy and chemical industry, with IP68 protection rating, and supports customized services.