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CLS50D is a conductivity sensor designed for harsh and aggressive media in the chemical industry.

Digital conductivity sensor
Indumax CLS50D

Memosens toroidal conductivity sensor for chemical applications

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  • Measuring principle


  • Application

    Chemical industry, process

  • Characteristic

    Analog or digital, inductive conductivity sensor for standard, Ex and
    high-temperature applications

  • Measurement range

    2µS/cm to 2000 mS/cm

  • Measuring principle

    Inductive conductivity measurement

  • Design

    No direct contact with the media because of the sensor coating made of highly resistant material

  • Material

    PEEK or PFA

  • Dimension

    Outside diameter: 47.5 mm (1.87 inch)
    Inside diameter: 15 mm (0.59 inch)
    Inside diameter (PEEK version): 15.5 mm (0.61 inch)

  • Process temperature

    PEEK: max. 125°C (max. 260 °F)
    PFA: max. 110°C (max. 230 °F)

  • Process pressure

    PEEK: max. 21 bar (max. 304.5 psi)
    PFA: max. 17 bar (max. 246.5 psi)

  • Temperature sensor

    Integrated Pt1000

  • Ex certification


  • Connection

    Process connection: NPT1", DN50, AINSI, JIScable: fixed cable connection

  • Ingress protection

    IP 68 / NEMA type 6

  • Additional certifications

    Calibration certification of the cell constant