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Digital 4-electrode conductivity sensor
Memosens CLS82D

The Memosens CLS82D conductivity sensor is available with a wide range of process connections. ©Endress+Hauser

The Memosens CLS82D conductivity sensor is available with a wide range of process connections.

This video shows how Memosens CLS82D uses the 4-electrode measuring principle to reach maximum accuracy over a wide conductivity range and why it is perfectly suited for hygienic applications.

Memosens CLS82D with compact 12mm design. ©Endress+Hauser

Memosens CLS82D with compact 12mm design.

Memosens CLS82D with clamp connection. ©Endress+Hauser

Memosens CLS82D with clamp connection.

The 4-electrode technology supports a broad measurement range in hygienic applications. ©Endress+Hauser

The 4-electrode technology supports a broad measurement range in hygienic applications such as chromatography, phase separation or fermentation.

The hygienic design of the sensor is certified by EHEDG and 3-A. ©Endress+Hauser

The hygienic design of the sensor is certified by EHEDG and 3-A.

Conveniently maintain and calibrate your CLS82D sensor in the laboratory with Memobase Plus CYZ71D. ©Endress+Hauser

Conveniently maintain and calibrate your Memosens CLS82D sensor under controlled conditions in your lab with the Memobase Plus software.

Install the precalibrated sensor in your fermenter and your measurement is instantly ready. ©Endress+Hauser

Install the precalibrated Memosens CLS82D sensor in your fermenter and your measurement is instantly ready for the next batch.

The sensor's position in a fermenter. ©Endress+Hauser

The sensor's position in a fermenter.

Memosens converts the measured value to a digital signal and transfers it to the transmitter without a contacting connection. This video shows how Memosens optimizes process control and maintenance.

  • The Memosens CLS82D conductivity sensor is available with a wide range of process connections.
  • Memosens CLS82D with compact 12mm design.
  • Memosens CLS82D with clamp connection.
  • The 4-electrode technology supports a broad measurement range in hygienic applications.
  • The hygienic design of the sensor is certified by EHEDG and 3-A.
  • Conveniently maintain and calibrate your CLS82D sensor in the laboratory with Memobase Plus CYZ71D.
  • Install the precalibrated sensor in your fermenter and your measurement is instantly ready.
  • The sensor's position in a fermenter.

Memosens conductive conductivity sensor for hygienic applications in Life Sciences, Pharma and Food

Memosens CLS82D is a hygienic, digital sensor for applications with widely varying conductivity values, where it performs reliably, safe and fast. Numerous certificates, various process connections and a small compact design ensure the perfect fit for your process. With Memosens digital technology, CLS82D combines maximum process and data integrity with simple operation. It resists corrosion and moisture, enables lab calibration and facilitates predictive maintenance.

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  • Specs at a glance

    • Measurement range

      1 µS/cm to 500 mS/cm

    • Process temperature

      -5 to 120 °C (23 to 248 °F)
      Sterilization: max. 140 °C at 6 bar for max. 45 min
      (Max. 284 °F at 87 psi for max. 45 min)

    • Process pressure

      17 bar abs at 20 °C (247 psi at 68 °F)
      9 bar abs at 120 °C (131 psi at 248 °F)

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  • Benefits

    • Broad measurement range

    • Hygienic design certified by EHEDG and 3-A

    • Absolute loop safety thanks to Memosens and unique electrode connection surveillance

    • Sterilizable and autoclavable

    • Quality certificate stating the individual cell constant

    • Logging of sensor...

  • Field of application

    Memosens CLS82D measures conductivity in applications that need to cover a broad measuring range as in:

    • Phase separation

    • Downstream processing

    • Fermentation

    • Final rinse in pharma applications

    With its international explosion protection approvals, such...

Features and specifications

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Details

  • Measuring principle

    Conductive

  • Application

    Phase seperation, chromotography, fermentation, CIP monitoring in small pipes, ultrafiltration

  • Characteristic

    Conductivity sensor with a broad measurement range for all hygienic applications with advanced requirements to process safety

  • Measurement range

    1 µS/cm to 500 mS/cm

  • Measuring principle

    4-electrode conductive conductivity sensor

  • Design

    Certified hygienic design with FDA compliant materials, available as 120 mm sensor with PG13.5 and in many other standard process connections

  • Material

    Process connection: stainless steel 1.4435 (316L)
    Sensor element: platinum and ceramic

  • Dimension

    Sensor diameter: 12 mm (0.47 inch)
    Electrode length: depending on process connection

  • Process temperature

    -5 to 120 °C (23 to 248 °F)

    Sterilization: max. 140 °C at 6 bar for max. 45 min
    (Max. 284 °F at 87 psi for max. 45 min)

  • Process pressure

    17 bar abs at 20 °C (247 psi at 68 °F)
    9 bar abs at 120 °C (131 psi at 248 °F)

  • Temperature sensor

    Pt1000

  • Connection

    Clamp 1,5", Clamp 2", Varivent F DN25,Varivent N DN40-DN125, BioControl DN25, PG13,5, DN25 standard/40mm, DN25 B.Braun port/65mm, Threat G1", Thread NPT 1"
    Cable: Memosens connector

  • Ingres protection

    IP 68 / NEMA type 6P

  • Additional certifications

    3-A, hygienic design EHEDG, ASME BPE-2002
    Pharma CoC, FDA, Regulation (EC) No.
    1935/2004

Documents / Manuals / Software

Accessories / Spare parts

Nr
Order code
Specification
  • A
    • 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

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