... proof 4.Measuring PS1300 Series Submersible Type liquid level transmitterMain Features:1.Level transmitter,immersion type2.Corrosion Proof, moist proof ... Consummate encapsulation technology and perfect assembly process14.Widely applied to Level measuring, Building Automation, constant pressure water supply, metallurgy ... treatment, vacuum equipment PS1300 Series Submersible Type Liquid Level Transmitter