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Analog conductivity sensor
Condumax CLS19

Analog conductivity sensor
Condumax CLS19 ©Endress+Hauser

The conductivity of a liquid can be measured using the conductive or toroidal measuring principles. This video shows what it is about and how these measuring principles work.

Conductive conductivity sensor for simple standard applications in pure and ultrapure water

Condumax CLS19 measures conductivity in the low measuring ranges. It performs reliably and accurately in a wide range of applications. Designed for low maintenance and a long operating life, the sensor offers you best value for money.

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  • Specs at a glance

    • Measurement range

      k=0,01: 0-20 µS/cm
      k=0,1: 0-200 µS/cm

    • Process temperature

      max. 60°C
      max. 140°F

    • Process pressure

      max. 6 bar at 20°C
      (max.87 psi at 68°F)

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  • Benefits

    • Reliable and accurate measuring values at low conductivities

    • Best price-performance ratio

    • Easy installation with threaded connection

    • Robust design for high durability

    • Different cell constants provide a wide measuring range

  • Field of application

    Condumax CLS19 measures conductivity in pure and ultrapure water applications for the monitoring and control of:

    • Ion exchangers

    • Reverse osmosis

    • Cooling water

    • Distillation

    • Chip cleaning

Features and specifications

Back

Details

  • Measuring principle

    Conductive

  • Application

    Pure and ultrapure water

  • Characteristic

    2-electrode conductivity cell for pure water applications.

  • Measurement range

    k=0,01: 0-20 µS/cm
    k=0,1: 0-200 µS/cm

  • Measuring principle

    Conductive conductivity cell.

  • Design

    2-electrode conductivity cell with coaxially arranged electrodes

  • Material

    Cell shaft: PES
    Electrode: Stainless steel 1.4571

  • Dimension

    Electrode diameter: 16 mm
    (0.62 inch)

  • Process temperature

    max. 60°C
    max. 140°F

  • Process pressure

    max. 6 bar at 20°C
    (max.87 psi at 68°F)

  • Temperature sensor

    Optional with integrated Pt100

  • Connection

    Process connection: NPT 1/2"
    cable:4-pole DIN-connector with Pg9

  • Ingres protection

    IP65

  • Additional certifications

    Quality certification

Documents / Manuals / Software

Accessories / Spare parts

Nr
Order code
Specification
    • Order code 50015632

      Cond.cable 3m straight plug CLS19/21

      Alte Material-Nummer: 117234

    • Order code 50081902

      Calibration solution CLY11-A, 74,0 uS/cm

      500 ml, reference temperature 25oC. Precision solution referred to SRM of NIST. With temp. table for qualified calibration of conductivity measuring systems acc. to ISO

    • Order code 50081903

      Calibration solution CLY11-B,149,6 uS/cm

      500 ml, reference temperature 25oC. Precision solution referred to SRM of NIST. With temp. table for qualified calibration of conductivity measuring systems acc. to ISO.

    • Order code 50081904

      Calibration solution CLY11-C,1,406mS/cm

      500 ml, reference temperature 25oC. Precision solution referred to SRM of NIST. With temp. table for qualified calibration of conductivity measuring systems acc. to ISO

    • Order code 50081905

      Calibration solution CLY11-D,12,64 mS/cm

      500 ml, reference temperature 25oC. Precision solution referred to SRM to NIST. With temp. table for qualified calibration of conductivity measuring systems acc. to ISO

    • Order code 50081906

      Calibration solution CLY11-E,107,00mS/cm

      500 ml, reference temperature 25oC. Precision solution referred to SRM of NIST. With temp. table for qualified calibration of conductivity measuring systems acc. to ISO

    • Order code CYA21-

      Flowfit CYA21

      Stainless steel flow-through assembly for mounting on analytical panels. Construction of analytical panels for applications within powerplants and the (petro-) chemical industry among others. Fits for applications up to 100oC at 16 bar. Robust stainless steel assembly; fit for applications at higher pressure and temperature rates; perfect for bypass installations; inclusive mounting kit.