Digital conductivity sensor
Memosens CLS21E replace CLS21D

Memosens 2.0 contacting conductivity sensor for surface and drinking water monitoring

Field of application

Memosens CLS21E is a robust conductivity sensor for all water applications with medium conductivities. It provides you with precise and reliable measured values for optimum quality monitoring. The sensor is corrosion-free and features high mechanical stability ensuring a long operating life. Thanks to Memosens 2.0 digital technology, CLS21E combines maximum process and data integrity with simple operation. It facilitates predictive maintenance and provides the perfect basis for IIoT services.

Benefits

• Reliable and accurate measured values at medium conductivities ensure precise monitoring of water quality.

• Robust design for long durability and low maintenance: The sensor is corrosion-free and features high mechanical and chemical stability.

• Quality certificate stating the individual cell constant allows accurate measurement.

• Non-contact inductive signal transmission ensure maximum process and data integrity.

• Memosens 2.0 technology enables the sensor to store more process and calibration data. It lays the basis for IIoT services and predictive maintenance.

• Measuring principle

  Conductive

• Application

  Surface water + water
  Waste water
  Process industry
  Media separation
  Industrial water

• Characteristic

  Digital 2-electrode conductivity sensor

• Measurement range

  k=1: 10 µS/cm to 20 mS/cm

• Measuring principle

  Conductive conductivity cell with graphite electrodes

• Design

  2-electrode conductivity cell with parallel arranged electrodes

• Material

  Sensor shaft: PES
  Electrodes: graphite

• Dimension

  Diameter: 24 mm (0.94 inch)
  Length: 61 mm (2.40 inch)

• Process temperature

  -20 to 135 °C at 3.5 bar abs
  (-4 to 275 °F at 50 psi)

• Process pressure

  17 bar abs at 20 °C
  (246 psi at 68 °F)

• Temperature sensor

  Pt1000

• Ex certification

  ATEX, CSA, NEPSI, EAC Ex, IECEx, INMETRO

• Connection

  Process connection: DN25, DN40, G1, NPT 1"
  Sensor connection: Inductive, digital connection head with Memosens 2.0 technology

• Ingress protection

  IP68

CLS21D-C1E1 

• Approval

  AA

  Non-hazardous area
• Process Connection

  GA

  Thread G1"
• Material

  11

  Sensor PES, electrodes Graphite