... Submersible level transmitter 3.Moist proof 4.Measuring PS1300 Series Submersible Type liquid level transmitterMain Features:1.Level transmitter ... ,immersion type2.Corrosion Proof, moist proof, frost proof, seepage prevention3.Size, φ 27mm X 90mm4.Housing ... machine,environmental protection, medical treatment, vacuum equipment PS1300 Series Submersible Type Liquid Level Transmitter