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Analog ORP sensor
Ceragel CPS72

Ceragel CPS72 - Analog ORP glass sensor for hygienic and sterile applications ©Endress+Hauser

Glass electrode for food and life sciences industries

Ceragel CPS72 is the analog specialist for ORP measurement in sterile and hygienic applications. Its state-of-the-art gel is poison resistant and guarantees stable measurement even in flowing media or low conductivity. The sensor is sterilizable, autoclavable and non-toxic assuring highest safety of your products.

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  • Benefits

    • Suitable for CIP/SIP cleaning and autoclaving maintaining high accuracy

    • Sensor resists strong acids and bases and high organic loads

    • Certified biocompatibility, no cytotoxicity

    • Free from animal-based materials and from acrylamide

  • Field of application

    • Hygienic and sterile applications:
      - Fermenters
      - Biotechnology
      - Life sciences
      - Food industry

    • Process technology and monitoring of processes with:
      - Quickly changing pH values
      - High proportion of electrode poisons such as H2S

    With ATEX, FM, and CSA...

Features and specifications



  • Measuring principle

    Sensor ORP / Redox

  • Application

    - Hygienic and sterile applications - pharmaceuticals, biotechnology, fermenters, contaminating media.

  • Characteristic

    - Gel-compact-electrode with ceramic diaphragm - Platinum-cap - CIP/SIP and autoclavable - high accuracy

  • Measurement range

    -1500 mV - +1500 mV

  • Measuring principle

    - ceramic diaphragm - double chamber and double gel reference - platinum-ring

  • Material

    Glass electrode with ceramic diaphragm and platinum ring.

  • Dimension

    Diameter: 12 mm
    Shaft lengths: 120, 225, 360 mm

  • Process temperature

    -15°C - 135°C

  • Process pressure

    max. 16bar

  • Ex certification

    Simple operational device, no certification necessary.

  • Connection

    TOP68 connection head

  • Ingres protection


  • Additional certifications

    Biocompatibility acc. ISO 10993-5 and USP (current version).
    TÜV certificate for pressure resistance up to 16 bar with triple overpressure safety.

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